#5B6CE8#5B6CE8

#5B6CE8 is a mid, vivid blue. Relative luminance 0.188; OKLCH L 58.4% C 0.187 H 273.3°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#5B6CE8
RGB	rgb(91, 108, 232)
HSL	hsl(233, 75%, 63%)
HSV	hsv(233, 61%, 91%)
CMYK	cmyk(60.8%, 53.4%, 0%, 9%)
CIE-LAB	lab(50.42, 30.77, -64.95)
CIE-LCH	lch(50.42, 71.87, 295.35°)
OKLab	oklab(58.45% 0.0108 -0.1863)
OKLCH	oklch(58.45% 0.187 273.3)
XYZ	xyz(24.2376, 18.7735, 78.6747)
Luminance	0.1878 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6CE8 #E8D75B

analogous

#5BB2E8 #5B6CE8 #905BE8

triadic

#5B6CE8 #E85B6C #6CE85B

tetradic

#5B6CE8 #E85BB2 #E8D75B #5BE890

square

#5B6CE8 #E85BB2 #E8D75B #5BE890

split-complementary

#5B6CE8 #E8905B #B2E85B

monochromatic

#192BB0 #253CE0 #5B6CE8 #919CF0 #C6CCF7

Accessibility & contrast

On white

4.42

#5B6CE8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#5B6CE8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B6CE8

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6CE8	#FFFFFF	#000000	##000000
##5B6CE8	1.00	4.42	4.76	4.76
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#177EEC

Deuteranopia (green-blind)

#0072E5

Tritanopia (blue-blind)

#0089A0

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5b6ce8;
/* rgb */ color: rgb(91, 108, 232);
/* oklch */ color: oklch(58.4% 0.187 273.3);

Tailwind

colors: {
  custom: {
    50: '#9695f0',
    500: '#5b6ce8',
    950: '#000000',
  },
}

SCSS

$custom: #5b6ce8;
$custom-light: #9695f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6ce8",
  "rgb": {
    "r": 91,
    "g": 108,
    "b": 232
  },
  "hsl": {
    "h": 232.766,
    "s": 75.401,
    "l": 63.333
  },
  "oklch": {
    "l": 0.58449,
    "c": 0.18665,
    "h": 273.3
  },
  "luminance": 0.18775
}

Semantic roles & 50–950 ramp

primary

#5B6CE8

secondary

#E9E2B6

accent

#BF0ED8

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0F0D17

muted

#7E7E85

Preview Lab

Preview with #5B6CE8

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

Preview Lab → · Contrast checker → · Palette generator →