#575AC9#575AC9

#575AC9 is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.6% C 0.169 H 277.7°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#575AC9
RGB	rgb(87, 90, 201)
HSL	hsl(238, 51%, 56%)
HSV	hsv(238, 57%, 79%)
CMYK	cmyk(56.7%, 55.2%, 0%, 21.2%)
CIE-LAB	lab(43.59, 30.96, -58.37)
CIE-LCH	lch(43.59, 66.07, 297.94°)
OKLab	oklab(52.6% 0.0227 -0.1672)
OKLCH	oklch(52.6% 0.169 277.7)
XYZ	xyz(18.1259, 13.5544, 56.9081)
Luminance	0.1356 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575AC9 #C9C657

analogous

#5793C9 #575AC9 #8D57C9

triadic

#575AC9 #C9575A #5AC957

tetradic

#575AC9 #C95793 #C9C657 #57C98D

square

#575AC9 #C95793 #C9C657 #57C98D

split-complementary

#575AC9 #C98D57 #93C957

monochromatic

#282B7D #373AAC #575AC9 #8587D8 #B4B5E7

Accessibility & contrast

On white

5.66

#575AC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#575AC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575AC9

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575AC9	#FFFFFF	#000000	##FFFFFF
##575AC9	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#086CCD

Deuteranopia (green-blind)

#0062C7

Tritanopia (blue-blind)

#157489

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #575ac9;
/* rgb */ color: rgb(87, 90, 201);
/* oklch */ color: oklch(52.6% 0.169 277.7);

Tailwind

colors: {
  custom: {
    50: '#9088da',
    500: '#575ac9',
    950: '#000000',
  },
}

SCSS

$custom: #575ac9;
$custom-light: #9088da;
$custom-dark: #000000;

JSON

{
  "hex": "#575ac9",
  "rgb": {
    "r": 87,
    "g": 90,
    "b": 201
  },
  "hsl": {
    "h": 238.421,
    "s": 51.351,
    "l": 56.471
  },
  "oklch": {
    "l": 0.526,
    "c": 0.16878,
    "h": 277.7
  },
  "luminance": 0.13556
}

Semantic roles & 50–950 ramp

primary

#575AC9

secondary

#D5D4A7

accent

#D74DDB

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #575AC9

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

Preview Lab → · Contrast checker → · Palette generator →