#5B79CF#5B79CF

#5B79CF is a mid, vivid blue. Relative luminance 0.204; OKLCH L 59.4% C 0.136 H 267.7°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#5B79CF
RGB	rgb(91, 121, 207)
HSL	hsl(224, 55%, 58%)
HSV	hsv(224, 56%, 81%)
CMYK	cmyk(56%, 41.5%, 0%, 18.8%)
CIE-LAB	lab(52.29, 14.54, -47.83)
CIE-LCH	lch(52.29, 49.99, 286.91°)
OKLab	oklab(59.38% -0.0055 -0.1359)
OKLCH	oklch(59.38% 0.136 267.7)
XYZ	xyz(22.4105, 20.4022, 61.7764)
Luminance	0.2040 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B79CF #CFB15B

analogous

#5BB3CF #5B79CF #775BCF

triadic

#5B79CF #CF5B79 #79CF5B

tetradic

#5B79CF #CF5BB3 #CFB15B #5BCF77

square

#5B79CF #CF5BB3 #CFB15B #5BCF77

split-complementary

#5B79CF #CF775B #B3CF5B

monochromatic

#284188 #3657B7 #5B79CF #8AA0DD #BAC6EB

Accessibility & contrast

On white

4.13

#5B79CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#5B79CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B79CF

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B79CF	#FFFFFF	#000000	##000000
##5B79CF	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5482D2

Deuteranopia (green-blind)

#4678CD

Tritanopia (blue-blind)

#108C9A

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #5b79cf;
/* rgb */ color: rgb(91, 121, 207);
/* oklch */ color: oklch(59.4% 0.136 267.7);

Tailwind

colors: {
  custom: {
    50: '#929fde',
    500: '#5b79cf',
    950: '#000000',
  },
}

SCSS

$custom: #5b79cf;
$custom-light: #929fde;
$custom-dark: #000000;

JSON

{
  "hex": "#5b79cf",
  "rgb": {
    "r": 91,
    "g": 121,
    "b": 207
  },
  "hsl": {
    "h": 224.483,
    "s": 54.717,
    "l": 58.431
  },
  "oklch": {
    "l": 0.59381,
    "c": 0.136,
    "h": 267.7
  },
  "luminance": 0.20404
}

Semantic roles & 50–950 ramp

primary

#5B79CF

secondary

#DACEAC

accent

#B84ADE

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #5B79CF

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

Preview Lab → · Contrast checker → · Palette generator →