#4B76CB#4B76CB

#4B76CB is a mid, vivid blue. Relative luminance 0.188; OKLCH L 57.6% C 0.140 H 262.6°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#4B76CB
RGB	rgb(75, 118, 203)
HSL	hsl(220, 55%, 55%)
HSV	hsv(220, 63%, 80%)
CMYK	cmyk(63.1%, 41.9%, 0%, 20.4%)
CIE-LAB	lab(50.41, 11.92, -48.60)
CIE-LCH	lch(50.41, 50.04, 283.78°)
OKLab	oklab(57.64% -0.018 -0.1385)
OKLCH	oklch(57.64% 0.14 262.6)
XYZ	xyz(20.1558, 18.7627, 59.0477)
Luminance	0.1877 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B76CB #CBA04B

analogous

#4BB6CB #4B76CB #604BCB

triadic

#4B76CB #CB4B76 #76CB4B

tetradic

#4B76CB #CB4BB6 #CBA04B #4BCB60

square

#4B76CB #CB4BB6 #CBA04B #4BCB60

split-complementary

#4B76CB #CB604B #B6CB4B

monochromatic

#234079 #3159A8 #4B76CB #7A9AD9 #AABEE6

Accessibility & contrast

On white

4.42

#4B76CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#4B76CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B76CB

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B76CB	#FFFFFF	#000000	##000000
##4B76CB	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F7ECE

Deuteranopia (green-blind)

#3C73C9

Tritanopia (blue-blind)

#008996

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4b76cb;
/* rgb */ color: rgb(75, 118, 203);
/* oklch */ color: oklch(57.6% 0.140 262.6);

Tailwind

colors: {
  custom: {
    50: '#899ddb',
    500: '#4b76cb',
    950: '#000000',
  },
}

SCSS

$custom: #4b76cb;
$custom-light: #899ddb;
$custom-dark: #000000;

JSON

{
  "hex": "#4b76cb",
  "rgb": {
    "r": 75,
    "g": 118,
    "b": 203
  },
  "hsl": {
    "h": 219.844,
    "s": 55.172,
    "l": 54.51
  },
  "oklch": {
    "l": 0.57636,
    "c": 0.13964,
    "h": 262.6
  },
  "luminance": 0.18765
}

Semantic roles & 50–950 ramp

primary

#4B76CB

secondary

#D4C29E

accent

#AC49DF

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0E15

muted

#7D7E83

Preview Lab

Preview with #4B76CB

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

Preview Lab → · Contrast checker → · Palette generator →