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blue · cool

#b0dbfe

a light, electric blue · cool · closest name: Light Sky Blue

Token name suggestion: Drift Sapphire

RGB
176, 219, 254
HSL
207°, 98%, 84%
CMYK
31, 14, 0, 0
Luminance
0.6705

#b0dbfe is a light electric blue, 207° on the wheel and 99/100 on the cool side. Put black text on it (14.41:1). As text it scores 1.46:1 on white — use #0377D5 instead. Nearest name is Light Sky Blue, nearest Tailwind family is cyan.

hsl(207 98% 84%)rgb(176 219 254)Base step 200AAA inkCool

At a glance

Every number on this page in one read: what #b0dbfe is made of, how bright it looks, and which way it leans.

Hex
#b0dbfe
Hue
207°
blue
Saturation
98%
electric
Lightness
84%
light
Brightness
100%
HSV value
Perceived
83%
weighted brightness
Luminance
0.6705
WCAG relative
Temperature
Cool
99/100 cool
Color family
Blue
Tone
Electric
Best ink
Black
14.41:1
Closest name
Light Sky Blue
ΔE2000 6
Chroma
22.4
LCH, 0–130ish
OKLCH L
0.873
perceptual lightness
Tailwind
cyan
500 · ΔE 17.4
Web-safe
#99CCFF
nearest of 216
Where it sits
Hue207° of 360°
Saturation98%
Lightness84%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #b0dbfe.

Temperature
Warm ← → Cool99% cool

Reads cool. Warm and cool siblings keep the same lightness, so you can swap one in without redoing your contrast maths.

Luminance by channel
Red14%
Green76%
Blue11%

Green carries most of what the eye calls brightness — that is why WCAG weights it 0.7152.

Every format

HEX#b0dbfe
HEX (8-digit)#b0dbfeff
RGBrgb(176, 219, 254)
RGBArgba(176, 219, 254, 1)
HSLhsl(207, 98%, 84%)
HSV / HSBhsv(207, 31%, 100%)
HWBhwb(207 69% 0%)
CMYKcmyk(31%, 14%, 0%, 0%)
LABlab(85.5 -6.0 -21.6)
LCHlch(85.5 22.4 254.3)
OKLCHoklch(0.873 0.066 243.1)
XYZ (D65)xyz(61.12, 67.05, 103.47)
Decimal11590654
Display P3color(display-p3 0.690 0.859 0.996)
Web-safe#99CCFF

Copy-ready code

every platformclick to select
/* CSS */
color: #b0dbfe;
background-color: #b0dbfe;
/* CSS custom property */
--brand: #b0dbfe;
/* Tailwind (arbitrary) */
class="text-[#b0dbfe] bg-[#b0dbfe]"
/* SCSS */
$brand: #b0dbfe;
/* SwiftUI */
Color(red: 0.690, green: 0.859, blue: 0.996)
/* UIKit */
UIColor(red: 0.690, green: 0.859, blue: 0.996, alpha: 1)
/* Android XML */
<color name="brand">#B0DBFE</color>
/* Android Compose */
Color(0xFFB0DBFE)
/* Flutter */
Color(0xFFB0DBFE)
/* Python / OpenCV (BGR) */
(254, 219, 176)
/* Python / PIL (RGB) */
(176, 219, 254)
/* Java AWT */
new Color(176, 219, 254)
/* .NET */
Color.FromArgb(255, 176, 219, 254)
/* OpenGL / Unity (0–1) */
(0.6902f, 0.8588f, 0.9961f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{176,219,254}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #b0dbfe 85%, white);
border-color: color-mix(in oklab, #b0dbfe 40%, transparent);
/* theme-aware in one line */
color: light-dark(#02467E, #D3E2EE);
/* relative colour syntax */
--hover: hsl(from #b0dbfe h s calc(l - 7));

Design tokens

The same ramp in the four formats a team actually needs. Paste one and the whole palette lands with it.

css custom propertiesclick to select
:root {
  --brand-50: #F1F8FD;
  --brand-100: #E4F1FC;
  --brand-200: #b0dbfe;
  --brand-300: #90CDFE;
  --brand-400: #59B3FD;
  --brand-500: #219AFC;
  --brand-600: #0387F2;
  --brand-700: #0370C9;
  --brand-800: #025AA1;
  --brand-900: #064374;
  --brand-950: #042A49;
  --brand: #b0dbfe;
  --brand-ink: #000000;
  --brand-surface: #F4F8FA;
  --brand-border: #C0D9ED;
  --brand-hover: #8DCBFE;
  --brand-pressed: #69BBFD;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #141D24;
    --brand-ink: #D3E2EE;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F1F8FD',
        100: '#E4F1FC',
        200: '#b0dbfe',
        300: '#90CDFE',
        400: '#59B3FD',
        500: '#219AFC',
        600: '#0387F2',
        700: '#0370C9',
        800: '#025AA1',
        900: '#064374',
        950: '#042A49',
        DEFAULT: '#b0dbfe',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F1F8FD,
  '100': #E4F1FC,
  '200': #b0dbfe,
  '300': #90CDFE,
  '400': #59B3FD,
  '500': #219AFC,
  '600': #0387F2,
  '700': #0370C9,
  '800': #025AA1,
  '900': #064374,
  '950': #042A49,
);
$brand-base: #b0dbfe;
$brand-ink: #000000;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F1F8FD", "$type": "color" },
      "100": { "$value": "#E4F1FC", "$type": "color" },
      "200": { "$value": "#b0dbfe", "$type": "color" },
      "300": { "$value": "#90CDFE", "$type": "color" },
      "400": { "$value": "#59B3FD", "$type": "color" },
      "500": { "$value": "#219AFC", "$type": "color" },
      "600": { "$value": "#0387F2", "$type": "color" },
      "700": { "$value": "#0370C9", "$type": "color" },
      "800": { "$value": "#025AA1", "$type": "color" },
      "900": { "$value": "#064374", "$type": "color" },
      "950": { "$value": "#042A49", "$type": "color" }
    },
    "brandInk": { "$value": "#000000", "$type": "color" }
  }
}

Best text color

Only one of black and white can be right. This is the one, with the number that proves it.

Readable at a glance#000000 on #b0dbfe · 14.41:1
Use #000000AAA at every size.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 1.46:1
AA fail · AA large fail · AAA fail
Aa
Black text · 14.41:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #b0dbfe as text scores 1.46:1 on white and 14.41:1 on black.
Best tinted ink on it, if plain black or white feels flat: #02467E at 6.61:1.

Make it accessible

A contrast checker tells you that you failed. This tells you what to ship instead — same hue, same saturation, lightness moved only as far as WCAG demands.

The quick fox
#0377D5 · 4.56:1
AA on white−42% L
#0377D5
The quick fox
#02589E · 7.26:1
AAA on white−53% L
#02589E
The quick fox
#b0dbfe · 14.41:1
AA on blackalready passes
#b0dbfe
The quick fox
#b0dbfe · 14.41:1
AAA on blackalready passes
#b0dbfe

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #1E98FC is enough for headings on white. Non-text elements such as icons, chart strokes and focus rings also sit at 3:1 under WCAG 2.2 (1.4.11).

Accessibility — WCAG contrast

Aa
#b0dbfe on white: 1.46:1
AA ✗ fail · AA-large · AAA
Aa
#b0dbfe on black: 14.41:1
AA ✓ pass · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #b0dbfe as text on that neutral, and that neutral as text on #b0dbfe.

NeutralRatioBoth directions
White1.46:1AaAa
Slate 501.39:1AaAa
Slate 1001.33:1AaAa
Slate 2001.18:1AaAa
Slate 3001.02:1AaAa
Slate 4001.76:1AaAa
Slate 5003.27:1AaAa
Slate 6005.20:1AaAa
Slate 7007.11:1AaAa
Slate 80010.04:1AaAa
Slate 90012.25:1AaAa
Black14.41:1AaAa
Colour vision deficiency
true color
protanopia · #CDDBFF
deuteranopia · #C3D2FD
tritanopia · #98E3E6

Roughly one man in twelve has some form of colour vision deficiency. If any of the three panels above is hard to tell apart from a neighbouring colour in your palette, add a shape, an icon or a label so the meaning does not rest on hue alone.

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #b0dbfe is pinned to step 200; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F1F8FD
#E4F1FC
#b0dbfe
#90CDFE
#59B3FD
#219AFC
#0387F2
#0370C9
#025AA1
#064374
#042A49
Base = 200Lightest = 50 · #F1F8FDDarkest = 950 · #042A49Text step on white = 700
Perceptual ramp — OKLCH

The same eleven steps expressed in OKLCH, where equal lightness numbers actually look equally spaced. HSL ramps go muddy in the yellows and washed out in the blues; this one does not. Modern browsers render it natively — the hex ramp above is the fallback.

50100200300400500600700800900950
oklch tokensclick to select
:root {
  --brand-50: oklch(0.97 0.017 243.1);
  --brand-100: oklch(0.94 0.027 243.1);
  --brand-200: oklch(0.88 0.040 243.1);
  --brand-300: oklch(0.80 0.052 243.1);
  --brand-400: oklch(0.72 0.061 243.1);
  --brand-500: oklch(0.64 0.066 243.1);
  --brand-600: oklch(0.56 0.066 243.1);
  --brand-700: oklch(0.48 0.062 243.1);
  --brand-800: oklch(0.40 0.056 243.1);
  --brand-900: oklch(0.32 0.046 243.1);
  --brand-950: oklch(0.24 0.036 243.1);
}

Colors that work with #b0dbfe

Not a palette — a role sheet. Each swatch answers one question you will hit while building the component.

Text on it#000000
Black wins here
Surface#F4F8FA
Tinted page background
Border#C0D9ED
Hairlines and dividers
Muted text#4B779B
Captions on the surface
Accent#CC2900
Second voice, not a rival
Dark variant#02467E
Hover, pressed, headers
Light variant#E6F4FF
Selected rows, tints
Dark surface#141D24
Dark-mode background
Hover#8DCBFE
One step down in lightness
Pressed#69BBFD
Two steps down
Disabled#F3F5F7
Chroma pulled out
Focus ring#C3E4FF
Offset from the fill so it reads
Light mode
Everything in its place

Surface, border, heading and body all derive from this one hue, so the screen stays coherent without a second palette.

Primary actionSecondaryBadge
Dark mode
Same hue, inverted

Lightness flips, hue holds. The accent stays the anchor in both themes.

Primary actionSecondaryAccent

In real components

The same eight roles, wired into the interface patterns you will actually build with them. Every state below is a computed value, not a mock-up.

Buttons and states
Save changesHoverPressedDisabled
OutlineSubtleLinkFocused
Form field
you@company.com

Focus ring uses the light variant so the field still reads as one shape.

Send me product updates
Notice
Your export is ready

The file stays available for seven days. Download it before it expires.

NewBetaDraft
Data
Storage used68%
Acme LtdActive
NorthwindTrial
GlobexActive

How to use #b0dbfe

Derived from its contrast, chroma and lightness — not from taste.

Works well for
  • Text and icons on dark surfaces
  • Primary buttons and calls to action
  • Focus rings, active and selected states
  • Card and section backgrounds
  • Brand accents, badges and data highlights
Use with care
  • Text of any size on white — fails WCAG AA
  • Full-page backgrounds — tiring over long sessions
  • White text placed on it
  • Pairing with a same-lightness hue — edges vibrate
Minimum size as text on white
Not as text
Safe as a fill behind white type
No — use #02467E
Safe as a 1px border on white
No — use #1E98FC

Meaning and mood

What a colour in this family tends to signal, and how this particular chroma and lightness change the reading.

trustedcalmcompetentcorporate

The default of institutions for a reason: blue is read as stable and safe across nearly every culture that has been surveyed.

At this chroma the association is amplified — it will dominate anything placed beside it, so give it space and use it sparingly. The lightness keeps it airy and approachable.

Worth knowing

It is also the most crowded hue on the web. Distinctiveness has to come from your other choices.

Reads as
  • FormalityLow
  • EnergyHigh
  • Weight16/100
  • TemperatureCool
  • ApproachabilityReserved

Colour associations are cultural and vary by market. Treat these as a starting point for a conversation with your audience, not a finding about them.

Similar colors

One move away from this hex in each direction. Every swatch is its own page.

Color relationships

The wheel positions with their names attached, so you can grab the one you actually need.

Complementary#FED3B0
Analogous left#B0FEFA
Analogous right#B0B4FE
Split-complement 1#FEB0B4
Split-complement 2#FEFAB0
Triadic 1#FEB0DB
Triadic 2#DBFEB0
Tetradic#FAB0FE
On the wheel
Base+30°−30°+120°+240°+180°207°

#b0dbfe sits at 207°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red69.0%
Green85.9%
Blue99.6%
R · 0–255
176
0xb0
G · 0–255
219
0xdb
B · 0–255
254
0xfe

CMYK percentages

Cyan30.7%
Magenta13.8%
Yellow0.0%
Key (black)0.4%

Total ink coverage is 45%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#b0dbfe text on a black background

contrast 14.41:1

Card sample

#b0dbfe text on a white background

contrast 1.46:1

Card sample

#b0dbfe on grey

1.33:1

#b0dbfe on its own surface

1.36:1

#b0dbfe on its dark surface

11.71:1

CSS3 live lab

Text font color

The quick brown fox

color: #b0dbfe;
Background color
Panel with #b0dbfe background
background-color: #b0dbfe;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #b0dbfe;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(176, 219, 254, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(176, 219, 254, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b0dbfe;
background: linear-gradient(135deg, #b0dbfe, #B9B0FE);
Gradient text

Gradient headline

background: linear-gradient(90deg, #b0dbfe, #CCB0FE);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #b0dbfe;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #b0dbfe;
caret-color: #b0dbfe;
Left rule
Pull quote or callout
border-left: 4px solid #b0dbfe;
Ring + tint
Selected chip
background: #E6F4FF;
box-shadow: inset 0 0 0 2px #b0dbfe;
Conic badge
68%
background: conic-gradient(#b0dbfe 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #b0dbfe over white; the bottom row is the same alpha over a checkerboard, so you can see what survives on a photo or a video.

Bottom row of hexes is the flattened result over white — use those when a design tool refuses transparency, or when you need a solid fallback.

alpha in every syntaxclick to select
rgba(176, 219, 254, 0.5)
rgb(176 219 254 / 50%)
#b0dbfe80
hsl(207 98% 84% / 50%)
color-mix(in srgb, #b0dbfe 50%, transparent)
Alpha8-digit hexFlat on white
10%#b0dbfe1a#F7FBFF
20%#b0dbfe33#EFF8FF
40%#b0dbfe66#DFF1FF
60%#b0dbfe99#D0E9FE
80%#b0dbfecc#C0E2FE

Gradients from #b0dbfe

Six recipes, each built from this hex and shown with the exact CSS that produced it.

Elevation
Same hue, three lightnesses — safe anywhere
background: linear-gradient(135deg, #EBF6FF, #b0dbfe 45%, #02467E);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #b0dbfe, #A792FE);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #b0dbfe, #FED3B0);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #F0F8FF 0%, #b0dbfe 45%, #02467E 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #F4F8FA, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #E2FFFB 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #D0CEFE 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #02467E 0%, transparent 65%), #b0dbfe;

Monochromatic scale

Palettes built from #b0dbfe

Shades — darker

Tints — lighter

Tones — desaturated

Color harmonies

Nearest named colors

Ranked with CIEDE2000 across all 139 CSS keywords. Under ΔE 2 the eye stops telling them apart; over ΔE 10 they are plainly different colors.

#b0dbfe in the real world

Where a color in this family tends to land, and the interface roles it is usually asked to play.

Industries
TechnologyFinanceHealthcareEnterprise SaaS
Common UI roles
SurfacesBadgesHighlightsEmpty states
Print note

Sits outside most CMYK gamuts — expect a duller press result, or specify a spot ink.

On screens

Holds up across typical panel gamma. Still worth checking on an uncalibrated laptop, where mid-tones shift most.

In dark mode

Usable as-is on a dark surface at 14.41:1.

Explore nearby colors

Small, deliberate steps away from this hex — useful when you are hunting for the version of a colour that finally feels right.

#b0dbfe, answered

What color is #b0dbfe?

#b0dbfe is a light electric blue, closest to Light Sky Blue (ΔE2000 6). It sits at 207° on the hue wheel with 98% saturation and 84% lightness, which reads as cool.

What is the RGB value of #b0dbfe?

rgb(176, 219, 254) — 176 red, 219 green and 254 blue out of 255, or 69% / 85.9% / 99.6% by channel.

What is #b0dbfe in HSL and HSV?

hsl(207, 98%, 84%) and hsv(207, 31%, 100%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #b0dbfe a light or a dark color?

It is a light color. Relative luminance is 0.6705 and perceived brightness is 83%, so black text on it reaches 14.41:1.

Should I use black or white text on #b0dbfe?

Black. It scores 14.41:1 against #b0dbfe, versus 1.46:1 for white — AAA at any size.

Is #b0dbfe accessible on a white background?

#b0dbfe on white scores 1.46:1, which fails WCAG AA at every size. Darken it to #0377D5 to reach 4.5:1, or #02589E for 7:1.

What is the complementary color of #b0dbfe?

#FED3B0 sits directly opposite on the wheel. Softer options are the split-complements #FEB0B4 and #FEFAB0, which give the same contrast with far less vibration.

What colors go well with #b0dbfe?

For interface work: #F4F8FA as the surface, #C0D9ED for borders, #4B779B for secondary text, #CC2900 as an accent and #02467E for hover and pressed states. For a palette, the analogous pair #B0FEFA and #B0B4FE stays calm, while #FED3B0 is the loudest partner.

What is #b0dbfe in CMYK for printing?

cmyk(31%, 14%, 0%, 0%). This is a screen-to-ink approximation — a color this saturated sits outside most CMYK gamuts and will print duller than it looks here.

Is #b0dbfe warm or cool?

Cool — it scores 99 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #B0BEFE; nudged cooler, #96CAFF.

Which Tailwind color is closest to #b0dbfe?

The cyan family — its 500 step is #06b6d4, ΔE2000 17.4 away. That is a visible difference, so define #b0dbfe as a custom token rather than reaching for the built-in.

How do I use #b0dbfe in Tailwind CSS?

Inline it as an arbitrary value with bg-[#b0dbfe] or text-[#b0dbfe], or register the whole ramp under theme.extend.colors.brand so you get bg-brand-500 and friends. The generated 50–950 scale on this page is ready to paste into your config.

What is #b0dbfe with 50% opacity?

rgba(176, 219, 254, 0.5), or #b0dbfe80 in eight-digit hex. Over white that composites to #D8EDFF; over black, #586E7F.

Is #b0dbfe a web-safe color?

No. The nearest web-safe colour is #99CCFF, ΔE2000 4.9 away. The palette only matters for legacy displays and some email clients now.

What does the color #b0dbfe mean?

As a blue, it reads trusted, calm, competent. The default of institutions for a reason: blue is read as stable and safe across nearly every culture that has been surveyed. At this chroma the effect is amplified — it will dominate whatever sits beside it.

What gradient works with #b0dbfe?

The safest is same-hue elevation: linear-gradient(135deg, #EBF6FF, #b0dbfe 45%, #02467E). For more colour, a short hue run to #A792FE keeps it rich without turning muddy.

Work with #b0dbfe in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #b0dbfe at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.