#4C99EB#4C99EB

#4C99EB is a light, vivid cyan. Relative luminance 0.303; OKLCH L 67.2% C 0.144 H 252.0°. Best body text is #000000 at 7.06:1 contrast (WCAG AA passes).

Color values

HEX	#4C99EB
RGB	rgb(76, 153, 235)
HSL	hsl(211, 80%, 61%)
HSV	hsv(211, 68%, 92%)
CMYK	cmyk(67.7%, 34.9%, 0%, 7.8%)
CIE-LAB	lab(61.92, 2.12, -48.26)
CIE-LCH	lch(61.92, 48.31, 272.51°)
OKLab	oklab(67.15% -0.0444 -0.137)
OKLCH	oklch(67.15% 0.144 252)
XYZ	xyz(29.3616, 30.3141, 82.8850)
Luminance	0.3032 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C99EB #EB9E4C

analogous

#4CE9EB #4C99EB #4E4CEB

triadic

#4C99EB #EB4C99 #99EB4C

tetradic

#4C99EB #EB4CE9 #EB9E4C #4CEB4E

square

#4C99EB #EB4CE9 #EB9E4C #4CEB4E

split-complementary

#4C99EB #EB4E4C #E9EB4C

monochromatic

#135CAA #197AE1 #4C99EB #83B8F1 #BAD8F7

Accessibility & contrast

On white

2.97

#4C99EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.06

#4C99EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4C99EB

7.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C99EB	#FFFFFF	#000000	##000000
##4C99EB	1.00	2.97	7.06	7.06
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.06	21.00	1.00	1.00
##000000	7.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#749EEE

Deuteranopia (green-blind)

#5E8FE9

Tritanopia (blue-blind)

#00ACB7

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #4c99eb;
/* rgb */ color: rgb(76, 153, 235);
/* oklch */ color: oklch(67.2% 0.144 252.0);

Tailwind

colors: {
  custom: {
    50: '#8eb6f2',
    500: '#4c99eb',
    950: '#000000',
  },
}

SCSS

$custom: #4c99eb;
$custom-light: #8eb6f2;
$custom-dark: #000000;

JSON

{
  "hex": "#4c99eb",
  "rgb": {
    "r": 76,
    "g": 153,
    "b": 235
  },
  "hsl": {
    "h": 210.943,
    "s": 79.899,
    "l": 60.98
  },
  "oklch": {
    "l": 0.67153,
    "c": 0.14404,
    "h": 252
  },
  "luminance": 0.30317
}

Semantic roles & 50–950 ramp

primary

#4C99EB

secondary

#E7CAAB

accent

#7609DC

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #4C99EB

Body copy rendered with the generated semantic roles for this colour.

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