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blue · cool

#7b9dfd

a light, electric blue · cool · closest name: Cornflower Blue

Token name suggestion: Linen Cobalt

RGB
123, 157, 253
HSL
224°, 97%, 74%
CMYK
51, 38, 0, 1
Luminance
0.3542

#7b9dfd is a light electric blue, 224° on the wheel and 92/100 on the cool side. Put black text on it (8.08:1). As text it scores 2.60:1 on white — use #3569FC instead. Nearest name is Cornflower Blue, nearest Tailwind family is blue.

hsl(224 97% 74%)rgb(123 157 253)Base step 300AAA inkCool

At a glance

Every number on this page in one read: what #7b9dfd is made of, how bright it looks, and which way it leans.

Hex
#7b9dfd
Hue
224°
blue
Saturation
97%
electric
Lightness
74%
light
Brightness
99%
HSV value
Perceived
64%
weighted brightness
Luminance
0.3542
WCAG relative
Temperature
Cool
92/100 cool
Color family
Blue
Tone
Electric
Best ink
Black
8.08:1
Closest name
Cornflower Blue
ΔE2000 4.4
Chroma
53.4
LCH, 0–130ish
OKLCH L
0.713
perceptual lightness
Tailwind
blue
500 · ΔE 9.9
Web-safe
#6699FF
nearest of 216
Where it sits
Hue224° of 360°
Saturation97%
Lightness74%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #7b9dfd.

Temperature
Warm ← → Cool92% 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
Red12%
Green68%
Blue20%

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

Every format

HEX#7b9dfd
HEX (8-digit)#7b9dfdff
RGBrgb(123, 157, 253)
RGBArgba(123, 157, 253, 1)
HSLhsl(224, 97%, 74%)
HSV / HSBhsv(224, 51%, 99%)
HWBhwb(224 48% 1%)
CMYKcmyk(51%, 38%, 0%, 1%)
LABlab(66.1 14.4 -51.4)
LCHlch(66.1 53.4 285.7)
OKLCHoklch(0.713 0.146 267.9)
XYZ (D65)xyz(37.95, 35.41, 97.75)
Decimal8101373
Display P3color(display-p3 0.482 0.616 0.992)
Web-safe#6699FF

Copy-ready code

every platformclick to select
/* CSS */
color: #7b9dfd;
background-color: #7b9dfd;
/* CSS custom property */
--brand: #7b9dfd;
/* Tailwind (arbitrary) */
class="text-[#7b9dfd] bg-[#7b9dfd]"
/* SCSS */
$brand: #7b9dfd;
/* SwiftUI */
Color(red: 0.482, green: 0.616, blue: 0.992)
/* UIKit */
UIColor(red: 0.482, green: 0.616, blue: 0.992, alpha: 1)
/* Android XML */
<color name="brand">#7B9DFD</color>
/* Android Compose */
Color(0xFF7B9DFD)
/* Flutter */
Color(0xFF7B9DFD)
/* Python / OpenCV (BGR) */
(253, 157, 123)
/* Python / PIL (RGB) */
(123, 157, 253)
/* Java AWT */
new Color(123, 157, 253)
/* .NET */
Color.FromArgb(255, 123, 157, 253)
/* OpenGL / Unity (0–1) */
(0.4824f, 0.6157f, 0.9922f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{123,157,253}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #7b9dfd 85%, white);
border-color: color-mix(in oklab, #7b9dfd 40%, transparent);
/* theme-aware in one line */
color: light-dark(#02227E, #D3DAEE);
/* relative colour syntax */
--hover: hsl(from #7b9dfd 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: #F1F4FD;
  --brand-100: #E4EAFC;
  --brand-200: #C1D0FB;
  --brand-300: #7b9dfd;
  --brand-400: #5984FC;
  --brand-500: #225BFC;
  --brand-600: #0442F1;
  --brand-700: #0337C9;
  --brand-800: #022CA1;
  --brand-900: #072374;
  --brand-950: #041648;
  --brand: #7b9dfd;
  --brand-ink: #000000;
  --brand-surface: #F4F6FA;
  --brand-border: #C0CCED;
  --brand-hover: #5883FC;
  --brand-pressed: #3569FC;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #141824;
    --brand-ink: #D3DAEE;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F1F4FD',
        100: '#E4EAFC',
        200: '#C1D0FB',
        300: '#7b9dfd',
        400: '#5984FC',
        500: '#225BFC',
        600: '#0442F1',
        700: '#0337C9',
        800: '#022CA1',
        900: '#072374',
        950: '#041648',
        DEFAULT: '#7b9dfd',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F1F4FD,
  '100': #E4EAFC,
  '200': #C1D0FB,
  '300': #7b9dfd,
  '400': #5984FC,
  '500': #225BFC,
  '600': #0442F1,
  '700': #0337C9,
  '800': #022CA1,
  '900': #072374,
  '950': #041648,
);
$brand-base: #7b9dfd;
$brand-ink: #000000;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F1F4FD", "$type": "color" },
      "100": { "$value": "#E4EAFC", "$type": "color" },
      "200": { "$value": "#C1D0FB", "$type": "color" },
      "300": { "$value": "#7b9dfd", "$type": "color" },
      "400": { "$value": "#5984FC", "$type": "color" },
      "500": { "$value": "#225BFC", "$type": "color" },
      "600": { "$value": "#0442F1", "$type": "color" },
      "700": { "$value": "#0337C9", "$type": "color" },
      "800": { "$value": "#022CA1", "$type": "color" },
      "900": { "$value": "#072374", "$type": "color" },
      "950": { "$value": "#041648", "$type": "color" }
    },
    "brandInk": { "$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 #7b9dfd · 8.08:1
Use #000000AAA at every size.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 2.60:1
AA fail · AA large fail · AAA fail
Aa
Black text · 8.08:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #7b9dfd as text scores 2.60:1 on white and 8.08:1 on black.
Best tinted ink on it, if plain black or white feels flat: #02227E at 5.27:1.

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
#3569FC · 4.59:1
AA on white−14% L
#3569FC
The quick fox
#0440EB · 7.15:1
AAA on white−27% L
#0440EB
The quick fox
#7b9dfd · 8.08:1
AA on blackalready passes
#7b9dfd
The quick fox
#7b9dfd · 8.08:1
AAA on blackalready passes
#7b9dfd

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #678EFD 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
#7b9dfd on white: 2.60:1
AA ✗ fail · AA-large · AAA
Aa
#7b9dfd on black: 8.08:1
AA ✓ pass · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #7b9dfd as text on that neutral, and that neutral as text on #7b9dfd.

NeutralRatioBoth directions
White2.60:1AaAa
Slate 502.48:1AaAa
Slate 1002.37:1AaAa
Slate 2002.11:1AaAa
Slate 3001.75:1AaAa
Slate 4001.01:1AaAa
Slate 5001.83:1AaAa
Slate 6002.92:1AaAa
Slate 7003.99:1AaAa
Slate 8005.63:1AaAa
Slate 9006.87:1AaAa
Black8.08:1AaAa
Colour vision deficiency
true color
protanopia · #77A7FF
deuteranopia · #689BFB
tritanopia · #3DB2C1

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. #7b9dfd is pinned to step 300; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F1F4FD
#E4EAFC
#C1D0FB
#7b9dfd
#5984FC
#225BFC
#0442F1
#0337C9
#022CA1
#072374
#041648
Base = 300Lightest = 50 · #F1F4FDDarkest = 950 · #041648Text step on white = 500
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 0.036 267.9);
  --brand-100: oklch(0.94 0.058 267.9);
  --brand-200: oklch(0.88 0.087 267.9);
  --brand-300: oklch(0.80 0.114 267.9);
  --brand-400: oklch(0.72 0.134 267.9);
  --brand-500: oklch(0.64 0.146 267.9);
  --brand-600: oklch(0.56 0.146 267.9);
  --brand-700: oklch(0.48 0.137 267.9);
  --brand-800: oklch(0.40 0.122 267.9);
  --brand-900: oklch(0.32 0.102 267.9);
  --brand-950: oklch(0.24 0.080 267.9);
}

Colors that work with #7b9dfd

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#F4F6FA
Tinted page background
Border#C0CCED
Hairlines and dividers
Muted text#4B609B
Captions on the surface
Accent#CC6300
Second voice, not a rival
Dark variant#02227E
Hover, pressed, headers
Light variant#E6ECFF
Selected rows, tints
Dark surface#141824
Dark-mode background
Hover#5883FC
One step down in lightness
Pressed#3569FC
Two steps down
Disabled#F2F3F6
Chroma pulled out
Focus ring#8DABFF
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 #7b9dfd

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 #02227E
Safe as a 1px border on white
No — use #678EFD

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
  • Weight26/100
  • 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#FDDB7B
Analogous left#7BDEFD
Analogous right#9A7BFD
Split-complement 1#FD9A7B
Split-complement 2#DEFD7B
Triadic 1#FD7B9D
Triadic 2#9DFD7B
Tetradic#FD7BDE
On the wheel
Base+30°−30°+120°+240°+180°224°

#7b9dfd sits at 224°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red48.2%
Green61.6%
Blue99.2%
R · 0–255
123
0x7b
G · 0–255
157
0x9d
B · 0–255
253
0xfd

CMYK percentages

Cyan51.4%
Magenta37.9%
Yellow0.0%
Key (black)0.8%

Total ink coverage is 90%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#7b9dfd text on a black background

contrast 8.08:1

Card sample

#7b9dfd text on a white background

contrast 2.60:1

Card sample

#7b9dfd on grey

2.37:1

#7b9dfd on its own surface

2.40:1

#7b9dfd on its dark surface

6.82:1

CSS3 live lab

Text font color

The quick brown fox

color: #7b9dfd;
Background color
Panel with #7b9dfd background
background-color: #7b9dfd;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #7b9dfd;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(123, 157, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(123, 157, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #7b9dfd;
background: linear-gradient(135deg, #7b9dfd, #B07BFD);
Gradient text

Gradient headline

background: linear-gradient(90deg, #7b9dfd, #D07BFD);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #7b9dfd;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #7b9dfd;
caret-color: #7b9dfd;
Left rule
Pull quote or callout
border-left: 4px solid #7b9dfd;
Ring + tint
Selected chip
background: #E6ECFF;
box-shadow: inset 0 0 0 2px #7b9dfd;
Conic badge
68%
background: conic-gradient(#7b9dfd 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #7b9dfd 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(123, 157, 253, 0.5)
rgb(123 157 253 / 50%)
#7b9dfd80
hsl(224 97% 74% / 50%)
color-mix(in srgb, #7b9dfd 50%, transparent)
Alpha8-digit hexFlat on white
10%#7b9dfd1a#F2F5FF
20%#7b9dfd33#E5EBFF
40%#7b9dfd66#CAD8FE
60%#7b9dfd99#B0C4FE
80%#7b9dfdcc#95B1FD

Gradients from #7b9dfd

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, #B7CAFE, #7b9dfd 45%, #02227E);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #7b9dfd, #AB5DFD);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #7b9dfd, #FDDB7B);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #D5E0FE 0%, #7b9dfd 45%, #02227E 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #F4F6FA, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #ADF1FE 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #B999FD 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #02227E 0%, transparent 65%), #7b9dfd;

Monochromatic scale

Palettes built from #7b9dfd

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.

#7b9dfd 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 8.08:1.

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.

#7b9dfd, answered

What color is #7b9dfd?

#7b9dfd is a light electric blue, closest to Cornflower Blue (ΔE2000 4.4). It sits at 224° on the hue wheel with 97% saturation and 74% lightness, which reads as cool.

What is the RGB value of #7b9dfd?

rgb(123, 157, 253) — 123 red, 157 green and 253 blue out of 255, or 48.2% / 61.6% / 99.2% by channel.

What is #7b9dfd in HSL and HSV?

hsl(224, 97%, 74%) and hsv(224, 51%, 99%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #7b9dfd a light or a dark color?

It is a mid-tone. Relative luminance is 0.3542 and perceived brightness is 64%, so black text on it reaches 8.08:1.

Should I use black or white text on #7b9dfd?

Black. It scores 8.08:1 against #7b9dfd, versus 2.60:1 for white — AAA at any size.

Is #7b9dfd accessible on a white background?

#7b9dfd on white scores 2.60:1, which fails WCAG AA at every size. Darken it to #3569FC to reach 4.5:1, or #0440EB for 7:1.

What is the complementary color of #7b9dfd?

#FDDB7B sits directly opposite on the wheel. Softer options are the split-complements #FD9A7B and #DEFD7B, which give the same contrast with far less vibration.

What colors go well with #7b9dfd?

For interface work: #F4F6FA as the surface, #C0CCED for borders, #4B609B for secondary text, #CC6300 as an accent and #02227E for hover and pressed states. For a palette, the analogous pair #7BDEFD and #9A7BFD stays calm, while #FDDB7B is the loudest partner.

What is #7b9dfd in CMYK for printing?

cmyk(51%, 38%, 0%, 1%). 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 #7b9dfd warm or cool?

Cool — it scores 92 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #897BFD; nudged cooler, #7AADFE.

Which Tailwind color is closest to #7b9dfd?

The blue family — its 500 step is #3b82f6, ΔE2000 9.9 away. That is a visible difference, so define #7b9dfd as a custom token rather than reaching for the built-in.

How do I use #7b9dfd in Tailwind CSS?

Inline it as an arbitrary value with bg-[#7b9dfd] or text-[#7b9dfd], 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 #7b9dfd with 50% opacity?

rgba(123, 157, 253, 0.5), or #7b9dfd80 in eight-digit hex. Over white that composites to #BDCEFE; over black, #3E4F7F.

Is #7b9dfd a web-safe color?

No. The nearest web-safe colour is #6699FF, ΔE2000 3.2 away. The palette only matters for legacy displays and some email clients now.

What does the color #7b9dfd 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 #7b9dfd?

The safest is same-hue elevation: linear-gradient(135deg, #B7CAFE, #7b9dfd 45%, #02227E). For more colour, a short hue run to #AB5DFD keeps it rich without turning muddy.

Work with #7b9dfd in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #7b9dfd at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.