#575AB2#575AB2

#575AB2 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.0% C 0.137 H 278.9°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#575AB2
RGB	rgb(87, 90, 178)
HSL	hsl(238, 37%, 52%)
HSV	hsv(238, 51%, 70%)
CMYK	cmyk(51.1%, 49.4%, 0%, 30.2%)
CIE-LAB	lab(42.08, 23.53, -47.40)
CIE-LCH	lch(42.08, 52.92, 296.40°)
OKLab	oklab(50.99% 0.0212 -0.135)
OKLCH	oklch(50.99% 0.137 278.9)
XYZ	xyz(15.6200, 12.5520, 43.7106)
Luminance	0.1255 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575AB2 #B2AF57

analogous

#5788B2 #575AB2 #8257B2

triadic

#575AB2 #B2575A #5AB257

tetradic

#575AB2 #B25788 #B2AF57 #57B282

square

#575AB2 #B25788 #B2AF57 #57B282

split-complementary

#575AB2 #B28257 #88B257

monochromatic

#2D2F62 #40438C #575AB2 #8183C5 #ABACD8

Accessibility & contrast

On white

5.98

#575AB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#575AB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575AB2

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575AB2	#FFFFFF	#000000	##FFFFFF
##575AB2	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3167B5

Deuteranopia (green-blind)

#2860B0

Tritanopia (blue-blind)

#326D7D

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #575ab2;
/* rgb */ color: rgb(87, 90, 178);
/* oklch */ color: oklch(51.0% 0.137 278.9);

Tailwind

colors: {
  custom: {
    50: '#8d88c9',
    500: '#575ab2',
    950: '#000000',
  },
}

SCSS

$custom: #575ab2;
$custom-light: #8d88c9;
$custom-dark: #000000;

JSON

{
  "hex": "#575ab2",
  "rgb": {
    "r": 87,
    "g": 90,
    "b": 178
  },
  "hsl": {
    "h": 238.022,
    "s": 37.143,
    "l": 51.961
  },
  "oklch": {
    "l": 0.50988,
    "c": 0.13665,
    "h": 278.9
  },
  "luminance": 0.12553
}

Semantic roles & 50–950 ramp

primary

#575AB2

secondary

#C6C59E

accent

#C95BCD

background

#F9F8FC

surface

#F1EFF8

border

#CBCAD1

text

#0D0B13

muted

#7E7C82

Preview Lab

Preview with #575AB2

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

Preview Lab → · Contrast checker → · Palette generator →