#4C55CC#4C55CC

#4C55CC is a mid, vivid blue. Relative luminance 0.124; OKLCH L 51.2% C 0.182 H 274.7°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#4C55CC
RGB	rgb(76, 85, 204)
HSL	hsl(236, 56%, 55%)
HSV	hsv(236, 63%, 80%)
CMYK	cmyk(62.7%, 58.3%, 0%, 20%)
CIE-LAB	lab(41.83, 33.12, -62.98)
CIE-LCH	lch(41.83, 71.16, 297.74°)
OKLab	oklab(51.17% 0.0149 -0.1811)
OKLCH	oklch(51.17% 0.182 274.7)
XYZ	xyz(17.1245, 12.3917, 58.6044)
Luminance	0.1239 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C55CC #CCC34C

analogous

#4C95CC #4C55CC #834CCC

triadic

#4C55CC #CC4C55 #55CC4C

tetradic

#4C55CC #CC4C95 #CCC34C #4CCC83

square

#4C55CC #CC4C95 #CCC34C #4CCC83

split-complementary

#4C55CC #CC834C #95CC4C

monochromatic

#23297B #3139AA #4C55CC #7C82DA #ABAFE7

Accessibility & contrast

On white

6.04

#4C55CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#4C55CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C55CC

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C55CC	#FFFFFF	#000000	##FFFFFF
##4C55CC	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D0

Deuteranopia (green-blind)

#005DCA

Tritanopia (blue-blind)

#007288

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4c55cc;
/* rgb */ color: rgb(76, 85, 204);
/* oklch */ color: oklch(51.2% 0.182 274.7);

Tailwind

colors: {
  custom: {
    50: '#8b85dc',
    500: '#4c55cc',
    950: '#000000',
  },
}

SCSS

$custom: #4c55cc;
$custom-light: #8b85dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4c55cc",
  "rgb": {
    "r": 76,
    "g": 85,
    "b": 204
  },
  "hsl": {
    "h": 235.781,
    "s": 55.652,
    "l": 54.902
  },
  "oklch": {
    "l": 0.51172,
    "c": 0.18175,
    "h": 274.7
  },
  "luminance": 0.12393
}

Semantic roles & 50–950 ramp

primary

#4C55CC

secondary

#D5D19F

accent

#D449DF

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4C55CC

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

Preview Lab → · Contrast checker → · Palette generator →