#5863CB#5863CB

#5863CB is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.5% C 0.159 H 275.2°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#5863CB
RGB	rgb(88, 99, 203)
HSL	hsl(234, 53%, 57%)
HSV	hsv(234, 57%, 80%)
CMYK	cmyk(56.7%, 51.2%, 0%, 20.4%)
CIE-LAB	lab(46.05, 26.22, -55.53)
CIE-LCH	lch(46.05, 61.41, 295.27°)
OKLab	oklab(54.51% 0.0146 -0.1588)
OKLCH	oklch(54.51% 0.159 275.2)
XYZ	xyz(19.2624, 15.3088, 58.4282)
Luminance	0.1531 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5863CB #CBC058

analogous

#589DCB #5863CB #8758CB

triadic

#5863CB #CB5863 #63CB58

tetradic

#5863CB #CB589D #CBC058 #58CB87

square

#5863CB #CB589D #CBC058 #58CB87

split-complementary

#5863CB #CB8758 #9DCB58

monochromatic

#283181 #3742AF #5863CB #878FDA #B5BAE8

Accessibility & contrast

On white

5.17

#5863CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#5863CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5863CB

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5863CB	#FFFFFF	#000000	##FFFFFF
##5863CB	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B72CF

Deuteranopia (green-blind)

#1468C9

Tritanopia (blue-blind)

#127B8D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #5863cb;
/* rgb */ color: rgb(88, 99, 203);
/* oklch */ color: oklch(54.5% 0.159 275.2);

Tailwind

colors: {
  custom: {
    50: '#908fdb',
    500: '#5863cb',
    950: '#000000',
  },
}

SCSS

$custom: #5863cb;
$custom-light: #908fdb;
$custom-dark: #000000;

JSON

{
  "hex": "#5863cb",
  "rgb": {
    "r": 88,
    "g": 99,
    "b": 203
  },
  "hsl": {
    "h": 234.261,
    "s": 52.511,
    "l": 57.059
  },
  "oklch": {
    "l": 0.54509,
    "c": 0.15948,
    "h": 275.2
  },
  "luminance": 0.1531
}

Semantic roles & 50–950 ramp

primary

#5863CB

secondary

#D7D2A8

accent

#CE4CDC

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #5863CB

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

Preview Lab → · Contrast checker → · Palette generator →