#5879EF#5879EF

#5879EF is a mid, vivid blue. Relative luminance 0.220; OKLCH L 61.3% C 0.181 H 268.8°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#5879EF
RGB	rgb(88, 121, 239)
HSL	hsl(227, 83%, 64%)
HSV	hsv(227, 63%, 94%)
CMYK	cmyk(63.2%, 49.4%, 0%, 6.3%)
CIE-LAB	lab(54.00, 24.64, -63.09)
CIE-LCH	lch(54.00, 67.73, 291.33°)
OKLab	oklab(61.25% -0.0038 -0.1808)
OKLCH	oklch(61.25% 0.181 268.8)
XYZ	xyz(26.4366, 21.9791, 84.4938)
Luminance	0.2198 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5879EF #EFCE58

analogous

#58C5EF #5879EF #8358EF

triadic

#5879EF #EF5879 #79EF58

tetradic

#5879EF #EF58C5 #EFCE58 #58EF83

square

#5879EF #EF58C5 #EFCE58 #58EF83

split-complementary

#5879EF #EF8358 #C5EF58

monochromatic

#1237BB #204CEA #5879EF #90A6F4 #C8D3FA

Accessibility & contrast

On white

3.89

#5879EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#5879EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5879EF

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5879EF	#FFFFFF	#000000	##000000
##5879EF	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3888F3

Deuteranopia (green-blind)

#0C7BED

Tritanopia (blue-blind)

#0094A9

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #5879ef;
/* rgb */ color: rgb(88, 121, 239);
/* oklch */ color: oklch(61.3% 0.181 268.8);

Tailwind

colors: {
  custom: {
    50: '#959ff5',
    500: '#5879ef',
    950: '#000000',
  },
}

SCSS

$custom: #5879ef;
$custom-light: #959ff5;
$custom-dark: #000000;

JSON

{
  "hex": "#5879ef",
  "rgb": {
    "r": 88,
    "g": 121,
    "b": 239
  },
  "hsl": {
    "h": 226.887,
    "s": 82.514,
    "l": 64.118
  },
  "oklch": {
    "l": 0.61254,
    "c": 0.18082,
    "h": 268.8
  },
  "luminance": 0.21981
}

Semantic roles & 50–950 ramp

primary

#5879EF

secondary

#ECE0B7

accent

#B007DF

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0F0E17

muted

#7E7E85

Preview Lab

Preview with #5879EF

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

Preview Lab → · Contrast checker → · Palette generator →