#4E76CB#4E76CB

#4E76CB is a mid, vivid blue. Relative luminance 0.189; OKLCH L 57.8% C 0.139 H 263.6°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#4E76CB
RGB	rgb(78, 118, 203)
HSL	hsl(221, 55%, 55%)
HSV	hsv(221, 62%, 80%)
CMYK	cmyk(61.6%, 41.9%, 0%, 20.4%)
CIE-LAB	lab(50.55, 12.47, -48.36)
CIE-LCH	lch(50.55, 49.94, 284.46°)
OKLab	oklab(57.79% -0.0153 -0.1377)
OKLCH	oklch(57.79% 0.139 263.6)
XYZ	xyz(20.3961, 18.8866, 59.0590)
Luminance	0.1889 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E76CB #CBA34E

analogous

#4EB4CB #4E76CB #644ECB

triadic

#4E76CB #CB4E76 #76CB4E

tetradic

#4E76CB #CB4EB4 #CBA34E #4ECB64

square

#4E76CB #CB4EB4 #CBA34E #4ECB64

split-complementary

#4E76CB #CB644E #B4CB4E

monochromatic

#24407B #3258AA #4E76CB #7D9BD9 #ADBFE7

Accessibility & contrast

On white

4.40

#4E76CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#4E76CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E76CB

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E76CB	#FFFFFF	#000000	##000000
##4E76CB	1.00	4.40	4.78	4.78
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#507ECE

Deuteranopia (green-blind)

#3E73C9

Tritanopia (blue-blind)

#008996

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4e76cb;
/* rgb */ color: rgb(78, 118, 203);
/* oklch */ color: oklch(57.8% 0.139 263.6);

Tailwind

colors: {
  custom: {
    50: '#8a9ddb',
    500: '#4e76cb',
    950: '#000000',
  },
}

SCSS

$custom: #4e76cb;
$custom-light: #8a9ddb;
$custom-dark: #000000;

JSON

{
  "hex": "#4e76cb",
  "rgb": {
    "r": 78,
    "g": 118,
    "b": 203
  },
  "hsl": {
    "h": 220.8,
    "s": 54.585,
    "l": 55.098
  },
  "oklch": {
    "l": 0.57788,
    "c": 0.13857,
    "h": 263.6
  },
  "luminance": 0.18888
}

Semantic roles & 50–950 ramp

primary

#4E76CB

secondary

#D5C4A0

accent

#AF4ADE

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4E76CB

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

Preview Lab → · Contrast checker → · Palette generator →