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blue · cool

#5cb2f3

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

Token name suggestion: Meadow Denim

RGB
92, 178, 243
HSL
206°, 86%, 66%
CMYK
62, 27, 0, 5
Luminance
0.4059

#5cb2f3 is a light electric blue, 206° on the wheel and 98/100 on the cool side. Put black text on it (9.12:1). As text it scores 2.30:1 on white — use #0F7ACB instead. Nearest name is Deep Sky Blue, nearest Tailwind family is sky.

hsl(206 86% 66%)rgb(92 178 243)Base step 400AAA inkCool

At a glance

Every number on this page in one read: what #5cb2f3 is made of, how bright it looks, and which way it leans.

Hex
#5cb2f3
Hue
206°
blue
Saturation
86%
electric
Lightness
66%
light
Brightness
95%
HSV value
Perceived
65%
weighted brightness
Luminance
0.4059
WCAG relative
Temperature
Cool
98/100 cool
Color family
Blue
Tone
Electric
Best ink
Black
9.12:1
Closest name
Deep Sky Blue
ΔE2000 6.8
Chroma
40.7
LCH, 0–130ish
OKLCH L
0.737
perceptual lightness
Tailwind
sky
500 · ΔE 5.7
Web-safe
#6699FF
nearest of 216
Where it sits
Hue206° of 360°
Saturation86%
Lightness66%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #5cb2f3.

Temperature
Warm ← → Cool98% 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
Red6%
Green78%
Blue16%

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

Every format

HEX#5cb2f3
HEX (8-digit)#5cb2f3ff
RGBrgb(92, 178, 243)
RGBArgba(92, 178, 243, 1)
HSLhsl(206, 86%, 66%)
HSV / HSBhsv(206, 62%, 95%)
HWBhwb(206 36% 5%)
CMYKcmyk(62%, 27%, 0%, 5%)
LABlab(69.9 -6.7 -40.1)
LCHlch(69.9 40.7 260.5)
OKLCHoklch(0.737 0.126 243.6)
XYZ (D65)xyz(36.51, 40.58, 90.69)
Decimal6075123
Display P3color(display-p3 0.361 0.698 0.953)
Web-safe#6699FF

Copy-ready code

every platformclick to select
/* CSS */
color: #5cb2f3;
background-color: #5cb2f3;
/* CSS custom property */
--brand: #5cb2f3;
/* Tailwind (arbitrary) */
class="text-[#5cb2f3] bg-[#5cb2f3]"
/* SCSS */
$brand: #5cb2f3;
/* SwiftUI */
Color(red: 0.361, green: 0.698, blue: 0.953)
/* UIKit */
UIColor(red: 0.361, green: 0.698, blue: 0.953, alpha: 1)
/* Android XML */
<color name="brand">#5CB2F3</color>
/* Android Compose */
Color(0xFF5CB2F3)
/* Flutter */
Color(0xFF5CB2F3)
/* Python / OpenCV (BGR) */
(243, 178, 92)
/* Python / PIL (RGB) */
(92, 178, 243)
/* Java AWT */
new Color(92, 178, 243)
/* .NET */
Color.FromArgb(255, 92, 178, 243)
/* OpenGL / Unity (0–1) */
(0.3608f, 0.6980f, 0.9529f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{92,178,243}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #5cb2f3 85%, white);
border-color: color-mix(in oklab, #5cb2f3 40%, transparent);
/* theme-aware in one line */
color: light-dark(#094777, #D3E2EE);
/* relative colour syntax */
--hover: hsl(from #5cb2f3 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: #F2F8FD;
  --brand-100: #E5F1FA;
  --brand-200: #C5E1F7;
  --brand-300: #96CEF7;
  --brand-400: #5cb2f3;
  --brand-500: #2E9CF0;
  --brand-600: #1189E4;
  --brand-700: #0E72BE;
  --brand-800: #0B5B98;
  --brand-900: #0D446E;
  --brand-950: #082B45;
  --brand: #5cb2f3;
  --brand-ink: #000000;
  --brand-surface: #F4F8FA;
  --brand-border: #C0D9ED;
  --brand-hover: #3BA2F1;
  --brand-pressed: #1A93EE;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #141D24;
    --brand-ink: #D3E2EE;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F2F8FD',
        100: '#E5F1FA',
        200: '#C5E1F7',
        300: '#96CEF7',
        400: '#5cb2f3',
        500: '#2E9CF0',
        600: '#1189E4',
        700: '#0E72BE',
        800: '#0B5B98',
        900: '#0D446E',
        950: '#082B45',
        DEFAULT: '#5cb2f3',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F2F8FD,
  '100': #E5F1FA,
  '200': #C5E1F7,
  '300': #96CEF7,
  '400': #5cb2f3,
  '500': #2E9CF0,
  '600': #1189E4,
  '700': #0E72BE,
  '800': #0B5B98,
  '900': #0D446E,
  '950': #082B45,
);
$brand-base: #5cb2f3;
$brand-ink: #000000;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F2F8FD", "$type": "color" },
      "100": { "$value": "#E5F1FA", "$type": "color" },
      "200": { "$value": "#C5E1F7", "$type": "color" },
      "300": { "$value": "#96CEF7", "$type": "color" },
      "400": { "$value": "#5cb2f3", "$type": "color" },
      "500": { "$value": "#2E9CF0", "$type": "color" },
      "600": { "$value": "#1189E4", "$type": "color" },
      "700": { "$value": "#0E72BE", "$type": "color" },
      "800": { "$value": "#0B5B98", "$type": "color" },
      "900": { "$value": "#0D446E", "$type": "color" },
      "950": { "$value": "#082B45", "$type": "color" }
    },
    "brandInk": { "$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 #5cb2f3 · 9.12:1
Use #000000AAA at every size.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 2.30:1
AA fail · AA large fail · AAA fail
Aa
Black text · 9.12:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #5cb2f3 as text scores 2.30:1 on white and 9.12:1 on black.
Best tinted ink on it, if plain black or white feels flat: #094777 at 4.18:1.

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
#0F7ACB · 4.50:1
AA on white−23% L
#0F7ACB
The quick fox
#0B5B97 · 7.10:1
AAA on white−34% L
#0B5B97
The quick fox
#5cb2f3 · 9.12:1
AA on blackalready passes
#5cb2f3
The quick fox
#5cb2f3 · 9.12:1
AAA on blackalready passes
#5cb2f3

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #2899EF 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
#5cb2f3 on white: 2.30:1
AA ✗ fail · AA-large · AAA
Aa
#5cb2f3 on black: 9.12:1
AA ✓ pass · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #5cb2f3 as text on that neutral, and that neutral as text on #5cb2f3.

NeutralRatioBoth directions
White2.30:1AaAa
Slate 502.20:1AaAa
Slate 1002.10:1AaAa
Slate 2001.87:1AaAa
Slate 3001.55:1AaAa
Slate 4001.11:1AaAa
Slate 5002.07:1AaAa
Slate 6003.29:1AaAa
Slate 7004.50:1AaAa
Slate 8006.35:1AaAa
Slate 9007.75:1AaAa
Black9.12:1AaAa
Colour vision deficiency
true color
protanopia · #95B3F6
deuteranopia · #81A4F2
tritanopia · #00C2C8

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. #5cb2f3 is pinned to step 400; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F2F8FD
#E5F1FA
#C5E1F7
#96CEF7
#5cb2f3
#2E9CF0
#1189E4
#0E72BE
#0B5B98
#0D446E
#082B45
Base = 400Lightest = 50 · #F2F8FDDarkest = 950 · #082B45Text 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 0.032 243.6);
  --brand-100: oklch(0.94 0.050 243.6);
  --brand-200: oklch(0.88 0.076 243.6);
  --brand-300: oklch(0.80 0.098 243.6);
  --brand-400: oklch(0.72 0.116 243.6);
  --brand-500: oklch(0.64 0.126 243.6);
  --brand-600: oklch(0.56 0.126 243.6);
  --brand-700: oklch(0.48 0.118 243.6);
  --brand-800: oklch(0.40 0.106 243.6);
  --brand-900: oklch(0.32 0.088 243.6);
  --brand-950: oklch(0.24 0.069 243.6);
}

Colors that work with #5cb2f3

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#4B789B
Captions on the surface
Accent#C32A09
Second voice, not a rival
Dark variant#094777
Hover, pressed, headers
Light variant#E7F4FD
Selected rows, tints
Dark surface#141D24
Dark-mode background
Hover#3BA2F1
One step down in lightness
Pressed#1A93EE
Two steps down
Disabled#D9E1E7
Chroma pulled out
Focus ring#67BCFC
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 #5cb2f3

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 #094777
Safe as a 1px border on white
No — use #2899EF

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
  • Weight34/100
  • 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#F39D5C
Analogous left#5CF3E8
Analogous right#5C67F3
Split-complement 1#F35C67
Split-complement 2#F3E85C
Triadic 1#F35CB2
Triadic 2#B2F35C
Tetradic#E85CF3
On the wheel
Base+30°−30°+120°+240°+180°206°

#5cb2f3 sits at 206°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red36.1%
Green69.8%
Blue95.3%
R · 0–255
92
0x5c
G · 0–255
178
0xb2
B · 0–255
243
0xf3

CMYK percentages

Cyan62.1%
Magenta26.7%
Yellow0.0%
Key (black)4.7%

Total ink coverage is 94%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#5cb2f3 text on a black background

contrast 9.12:1

Card sample

#5cb2f3 text on a white background

contrast 2.30:1

Card sample

#5cb2f3 on grey

2.10:1

#5cb2f3 on its own surface

2.16:1

#5cb2f3 on its dark surface

7.41:1

CSS3 live lab

Text font color

The quick brown fox

color: #5cb2f3;
Background color
Panel with #5cb2f3 background
background-color: #5cb2f3;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #5cb2f3;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(92, 178, 243, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(92, 178, 243, 0.45);
Border & gradient
Gradient panel
border: 3px solid #5cb2f3;
background: linear-gradient(135deg, #5cb2f3, #6B5CF3);
Gradient text

Gradient headline

background: linear-gradient(90deg, #5cb2f3, #905CF3);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #5cb2f3;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #5cb2f3;
caret-color: #5cb2f3;
Left rule
Pull quote or callout
border-left: 4px solid #5cb2f3;
Ring + tint
Selected chip
background: #E7F4FD;
box-shadow: inset 0 0 0 2px #5cb2f3;
Conic badge
68%
background: conic-gradient(#5cb2f3 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #5cb2f3 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(92, 178, 243, 0.5)
rgb(92 178 243 / 50%)
#5cb2f380
hsl(206 86% 66% / 50%)
color-mix(in srgb, #5cb2f3 50%, transparent)
Alpha8-digit hexFlat on white
10%#5cb2f31a#EFF7FE
20%#5cb2f333#DEF0FD
40%#5cb2f366#BEE0FA
60%#5cb2f399#9DD1F8
80%#5cb2f3cc#7DC1F5

Gradients from #5cb2f3

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, #95CDF7, #5cb2f3 45%, #094777);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #5cb2f3, #5F40F1);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #5cb2f3, #F39D5C);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #B2DAF9 0%, #5cb2f3 45%, #094777 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%, #8CF7E6 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #7A79F5 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #094777 0%, transparent 65%), #5cb2f3;

Monochromatic scale

Palettes built from #5cb2f3

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.

#5cb2f3 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 9.12:1.

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.

#5cb2f3, answered

What color is #5cb2f3?

#5cb2f3 is a light electric blue, closest to Deep Sky Blue (ΔE2000 6.8). It sits at 206° on the hue wheel with 86% saturation and 66% lightness, which reads as cool.

What is the RGB value of #5cb2f3?

rgb(92, 178, 243) — 92 red, 178 green and 243 blue out of 255, or 36.1% / 69.8% / 95.3% by channel.

What is #5cb2f3 in HSL and HSV?

hsl(206, 86%, 66%) and hsv(206, 62%, 95%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #5cb2f3 a light or a dark color?

It is a mid-tone. Relative luminance is 0.4059 and perceived brightness is 65%, so black text on it reaches 9.12:1.

Should I use black or white text on #5cb2f3?

Black. It scores 9.12:1 against #5cb2f3, versus 2.30:1 for white — AAA at any size.

Is #5cb2f3 accessible on a white background?

#5cb2f3 on white scores 2.30:1, which fails WCAG AA at every size. Darken it to #0F7ACB to reach 4.5:1, or #0B5B97 for 7:1.

What is the complementary color of #5cb2f3?

#F39D5C sits directly opposite on the wheel. Softer options are the split-complements #F35C67 and #F3E85C, which give the same contrast with far less vibration.

What colors go well with #5cb2f3?

For interface work: #F4F8FA as the surface, #C0D9ED for borders, #4B789B for secondary text, #C32A09 as an accent and #094777 for hover and pressed states. For a palette, the analogous pair #5CF3E8 and #5C67F3 stays calm, while #F39D5C is the loudest partner.

What is #5cb2f3 in CMYK for printing?

cmyk(62%, 27%, 0%, 5%). 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 #5cb2f3 warm or cool?

Cool — it scores 98 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #5C7BF3; nudged cooler, #429DF3.

Which Tailwind color is closest to #5cb2f3?

The sky family — its 500 step is #0ea5e9, ΔE2000 5.7 away. That is a visible difference, so define #5cb2f3 as a custom token rather than reaching for the built-in.

How do I use #5cb2f3 in Tailwind CSS?

Inline it as an arbitrary value with bg-[#5cb2f3] or text-[#5cb2f3], 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 #5cb2f3 with 50% opacity?

rgba(92, 178, 243, 0.5), or #5cb2f380 in eight-digit hex. Over white that composites to #AED9F9; over black, #2E597A.

Is #5cb2f3 a web-safe color?

No. The nearest web-safe colour is #6699FF, ΔE2000 10 away. The palette only matters for legacy displays and some email clients now.

What does the color #5cb2f3 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 #5cb2f3?

The safest is same-hue elevation: linear-gradient(135deg, #95CDF7, #5cb2f3 45%, #094777). For more colour, a short hue run to #5F40F1 keeps it rich without turning muddy.

Work with #5cb2f3 in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #5cb2f3 at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.