#5B6BE8#5B6BE8

#5B6BE8 is a mid, vivid blue. Relative luminance 0.186; OKLCH L 58.3% C 0.188 H 273.6°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#5B6BE8
RGB	rgb(91, 107, 232)
HSL	hsl(233, 75%, 63%)
HSV	hsv(233, 61%, 91%)
CMYK	cmyk(60.8%, 53.9%, 0%, 9%)
CIE-LAB	lab(50.17, 31.38, -65.35)
CIE-LCH	lch(50.17, 72.50, 295.65°)
OKLab	oklab(58.26% 0.0117 -0.1875)
OKLCH	oklch(58.26% 0.188 273.6)
XYZ	xyz(24.1328, 18.5638, 78.6397)
Luminance	0.1857 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6BE8 #E8D85B

analogous

#5BB2E8 #5B6BE8 #915BE8

triadic

#5B6BE8 #E85B6B #6BE85B

tetradic

#5B6BE8 #E85BB2 #E8D85B #5BE891

square

#5B6BE8 #E85BB2 #E8D85B #5BE891

split-complementary

#5B6BE8 #E8915B #B2E85B

monochromatic

#192AB0 #253BE0 #5B6BE8 #919BF0 #C6CCF7

Accessibility & contrast

On white

4.46

#5B6BE8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#5B6BE8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B6BE8

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6BE8	#FFFFFF	#000000	##000000
##5B6BE8	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#107EEC

Deuteranopia (green-blind)

#0071E5

Tritanopia (blue-blind)

#00889F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #5b6be8;
/* rgb */ color: rgb(91, 107, 232);
/* oklch */ color: oklch(58.3% 0.188 273.6);

Tailwind

colors: {
  custom: {
    50: '#9695f0',
    500: '#5b6be8',
    950: '#000000',
  },
}

SCSS

$custom: #5b6be8;
$custom-light: #9695f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6be8",
  "rgb": {
    "r": 91,
    "g": 107,
    "b": 232
  },
  "hsl": {
    "h": 233.191,
    "s": 75.401,
    "l": 63.333
  },
  "oklch": {
    "l": 0.58263,
    "c": 0.1879,
    "h": 273.6
  },
  "luminance": 0.18566
}

Semantic roles & 50–950 ramp

primary

#5B6BE8

secondary

#E9E3B6

accent

#C10ED8

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0F0D17

muted

#7E7E85

Preview Lab

Preview with #5B6BE8

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

Preview Lab → · Contrast checker → · Palette generator →