#575BB8#575BB8

#575BB8 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.6% C 0.144 H 278.2°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#575BB8
RGB	rgb(87, 91, 184)
HSL	hsl(238, 41%, 53%)
HSV	hsv(238, 53%, 72%)
CMYK	cmyk(52.7%, 50.5%, 0%, 27.8%)
CIE-LAB	lab(42.72, 24.83, -49.90)
CIE-LCH	lch(42.72, 55.73, 296.45°)
OKLab	oklab(51.59% 0.0206 -0.1423)
OKLCH	oklch(51.59% 0.144 278.2)
XYZ	xyz(16.3206, 12.9681, 46.9812)
Luminance	0.1297 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575BB8 #B8B457

analogous

#578BB8 #575BB8 #8357B8

triadic

#575BB8 #B8575B #5BB857

tetradic

#575BB8 #B8578B #B8B457 #57B883

square

#575BB8 #B8578B #B8B457 #57B883

split-complementary

#575BB8 #B88357 #8BB857

monochromatic

#2C2F68 #3E4293 #575BB8 #8285CA #ADAFDC

Accessibility & contrast

On white

5.84

#575BB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#575BB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575BB8

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575BB8	#FFFFFF	#000000	##FFFFFF
##575BB8	1.00	5.84	3.59	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D69BB

Deuteranopia (green-blind)

#2261B6

Tritanopia (blue-blind)

#2D7081

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #575bb8;
/* rgb */ color: rgb(87, 91, 184);
/* oklch */ color: oklch(51.6% 0.144 278.2);

Tailwind

colors: {
  custom: {
    50: '#8d89ce',
    500: '#575bb8',
    950: '#000000',
  },
}

SCSS

$custom: #575bb8;
$custom-light: #8d89ce;
$custom-dark: #000000;

JSON

{
  "hex": "#575bb8",
  "rgb": {
    "r": 87,
    "g": 91,
    "b": 184
  },
  "hsl": {
    "h": 237.526,
    "s": 40.586,
    "l": 53.137
  },
  "oklch": {
    "l": 0.51588,
    "c": 0.14381,
    "h": 278.2
  },
  "luminance": 0.12969
}

Semantic roles & 50–950 ramp

primary

#575BB8

secondary

#CAC9A0

accent

#CB57D0

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #575BB8

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

Preview Lab → · Contrast checker → · Palette generator →