#575AAD#575AAD

#575AAD is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.7% C 0.129 H 279.1°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#575AAD
RGB	rgb(87, 90, 173)
HSL	hsl(238, 34%, 51%)
HSV	hsv(238, 50%, 68%)
CMYK	cmyk(49.7%, 48%, 0%, 32.2%)
CIE-LAB	lab(41.77, 21.93, -44.95)
CIE-LCH	lch(41.77, 50.01, 296.01°)
OKLab	oklab(50.66% 0.0206 -0.1278)
OKLCH	oklch(50.66% 0.129 279.1)
XYZ	xyz(15.1272, 12.3549, 41.1147)
Luminance	0.1236 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575AAD #ADAA57

analogous

#5785AD #575AAD #7F57AD

triadic

#575AAD #AD575A #5AAD57

tetradic

#575AAD #AD5785 #ADAA57 #57AD7F

square

#575AAD #AD5785 #ADAA57 #57AD7F

split-complementary

#575AAD #AD7F57 #85AD57

monochromatic

#2D2F5C #414486 #575AAD #8082C1 #A9ABD5

Accessibility & contrast

On white

6.05

#575AAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#575AAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575AAD

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575AAD	#FFFFFF	#000000	##FFFFFF
##575AAD	1.00	6.05	3.47	6.05
#FFFFFF	6.05	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3666B0

Deuteranopia (green-blind)

#2E5FAB

Tritanopia (blue-blind)

#366C7B

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #575aad;
/* rgb */ color: rgb(87, 90, 173);
/* oklch */ color: oklch(50.7% 0.129 279.1);

Tailwind

colors: {
  custom: {
    50: '#8c88c6',
    500: '#575aad',
    950: '#000000',
  },
}

SCSS

$custom: #575aad;
$custom-light: #8c88c6;
$custom-dark: #000000;

JSON

{
  "hex": "#575aad",
  "rgb": {
    "r": 87,
    "g": 90,
    "b": 173
  },
  "hsl": {
    "h": 237.907,
    "s": 34.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.50659,
    "c": 0.12944,
    "h": 279.1
  },
  "luminance": 0.12356
}

Semantic roles & 50–950 ramp

primary

#575AAD

secondary

#C3C29D

accent

#C75DCA

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #575AAD

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

Preview Lab → · Contrast checker → · Palette generator →