#4C55E7#4C55E7

#4C55E7 is a mid, highly saturated blue. Relative luminance 0.138; OKLCH L 53.4% C 0.217 H 273.7°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#4C55E7
RGB	rgb(76, 85, 231)
HSL	hsl(237, 76%, 60%)
HSV	hsv(237, 67%, 91%)
CMYK	cmyk(67.1%, 63.2%, 0%, 9.4%)
CIE-LAB	lab(43.95, 42.18, -74.95)
CIE-LCH	lch(43.95, 86.01, 299.37°)
OKLab	oklab(53.39% 0.0139 -0.2163)
OKLCH	oklch(53.39% 0.217 273.7)
XYZ	xyz(20.6480, 13.8011, 77.1616)
Luminance	0.1380 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C55E7 #E7DE4C

analogous

#4CA3E7 #4C55E7 #904CE7

triadic

#4C55E7 #E74C55 #55E74C

tetradic

#4C55E7 #E74CA3 #E7DE4C #4CE790

square

#4C55E7 #E74CA3 #E7DE4C #4CE790

split-complementary

#4C55E7 #E7904C #A3E74C

monochromatic

#161EA3 #1D28D9 #4C55E7 #8288EE #B8BCF5

Accessibility & contrast

On white

5.58

#4C55E7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#4C55E7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C55E7

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C55E7	#FFFFFF	#000000	##FFFFFF
##4C55E7	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FEC

Deuteranopia (green-blind)

#0061E4

Tritanopia (blue-blind)

#007B96

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4c55e7;
/* rgb */ color: rgb(76, 85, 231);
/* oklch */ color: oklch(53.4% 0.217 273.7);

Tailwind

colors: {
  custom: {
    50: '#9085f0',
    500: '#4c55e7',
    950: '#000000',
  },
}

SCSS

$custom: #4c55e7;
$custom-light: #9085f0;
$custom-dark: #000000;

JSON

{
  "hex": "#4c55e7",
  "rgb": {
    "r": 76,
    "g": 85,
    "b": 231
  },
  "hsl": {
    "h": 236.516,
    "s": 76.355,
    "l": 60.196
  },
  "oklch": {
    "l": 0.53388,
    "c": 0.21676,
    "h": 273.7
  },
  "luminance": 0.13803
}

Semantic roles & 50–950 ramp

primary

#4C55E7

secondary

#E5E2AA

accent

#CD0DD9

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #4C55E7

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

Preview Lab → · Contrast checker → · Palette generator →