#6376E4#6376E4

#6376E4 is a mid, vivid blue. Relative luminance 0.212; OKLCH L 60.6% C 0.167 H 273.1°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#6376E4
RGB	rgb(99, 118, 228)
HSL	hsl(231, 70%, 64%)
HSV	hsv(231, 57%, 89%)
CMYK	cmyk(56.6%, 48.2%, 0%, 10.6%)
CIE-LAB	lab(53.18, 24.82, -58.24)
CIE-LCH	lch(53.18, 63.31, 293.08°)
OKLab	oklab(60.57% 0.0089 -0.1663)
OKLCH	oklch(60.57% 0.167 273.1)
XYZ	xyz(25.6230, 21.2091, 76.1273)
Luminance	0.2121 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6376E4 #E4D163

analogous

#63B7E4 #6376E4 #9163E4

triadic

#6376E4 #E46376 #76E463

tetradic

#6376E4 #E463B7 #E4D163 #63E491

square

#6376E4 #E463B7 #E4D163 #63E491

split-complementary

#6376E4 #E49163 #B7E463

monochromatic

#1E33AE #2F48DB #6376E4 #97A4ED #CBD2F6

Accessibility & contrast

On white

4.01

#6376E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#6376E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6376E4

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6376E4	#FFFFFF	#000000	##000000
##6376E4	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4085E8

Deuteranopia (green-blind)

#2C7AE2

Tritanopia (blue-blind)

#0D8FA2

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #6376e4;
/* rgb */ color: rgb(99, 118, 228);
/* oklch */ color: oklch(60.6% 0.167 273.1);

Tailwind

colors: {
  custom: {
    50: '#999ded',
    500: '#6376e4',
    950: '#000000',
  },
}

SCSS

$custom: #6376e4;
$custom-light: #999ded;
$custom-dark: #000000;

JSON

{
  "hex": "#6376e4",
  "rgb": {
    "r": 99,
    "g": 118,
    "b": 228
  },
  "hsl": {
    "h": 231.163,
    "s": 70.492,
    "l": 64.118
  },
  "oklch": {
    "l": 0.60574,
    "c": 0.16655,
    "h": 273.1
  },
  "luminance": 0.21211
}

Semantic roles & 50–950 ramp

primary

#6376E4

secondary

#E8E1BB

accent

#B613D3

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0E16

muted

#7E7E84

Preview Lab

Preview with #6376E4

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

Preview Lab → · Contrast checker → · Palette generator →