#576DDB#576DDB

#576DDB is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.5% C 0.169 H 271.6°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#576DDB
RGB	rgb(87, 109, 219)
HSL	hsl(230, 65%, 60%)
HSV	hsv(230, 60%, 86%)
CMYK	cmyk(60.3%, 50.2%, 0%, 14.1%)
CIE-LAB	lab(49.59, 25.13, -58.97)
CIE-LCH	lch(49.59, 64.10, 293.08°)
OKLab	oklab(57.49% 0.0047 -0.1688)
OKLCH	oklch(57.49% 0.169 271.6)
XYZ	xyz(22.1810, 18.0762, 69.3243)
Luminance	0.1808 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576DDB #DBC557

analogous

#57AFDB #576DDB #8357DB

triadic

#576DDB #DB576D #6DDB57

tetradic

#576DDB #DB57AF #DBC557 #57DB83

square

#576DDB #DB57AF #DBC557 #57DB83

split-complementary

#576DDB #DB8357 #AFDB57

monochromatic

#203497 #2B46CA #576DDB #8999E6 #BCC5F1

Accessibility & contrast

On white

4.55

#576DDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#576DDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #576DDB

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576DDB	#FFFFFF	#000000	##000000
##576DDB	1.00	4.55	4.62	4.62
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#317CDF

Deuteranopia (green-blind)

#1070D9

Tritanopia (blue-blind)

#00869A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #576ddb;
/* rgb */ color: rgb(87, 109, 219);
/* oklch */ color: oklch(57.5% 0.169 271.6);

Tailwind

colors: {
  custom: {
    50: '#9296e7',
    500: '#576ddb',
    950: '#000000',
  },
}

SCSS

$custom: #576ddb;
$custom-light: #9296e7;
$custom-dark: #000000;

JSON

{
  "hex": "#576ddb",
  "rgb": {
    "r": 87,
    "g": 109,
    "b": 219
  },
  "hsl": {
    "h": 230,
    "s": 64.706,
    "l": 60
  },
  "oklch": {
    "l": 0.57488,
    "c": 0.16891,
    "h": 271.6
  },
  "luminance": 0.18078
}

Semantic roles & 50–950 ramp

primary

#576DDB

secondary

#E0D8AD

accent

#CC40E8

background

#F9F9FE

surface

#F2F1FC

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #576DDB

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

Preview Lab → · Contrast checker → · Palette generator →