#575CC9#575CC9

#575CC9 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 53.0% C 0.166 H 277.1°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#575CC9
RGB	rgb(87, 92, 201)
HSL	hsl(237, 51%, 56%)
HSV	hsv(237, 57%, 79%)
CMYK	cmyk(56.7%, 54.2%, 0%, 21.2%)
CIE-LAB	lab(44.08, 29.72, -57.56)
CIE-LCH	lch(44.08, 64.78, 297.31°)
OKLab	oklab(52.97% 0.0206 -0.1649)
OKLCH	oklch(52.97% 0.166 277.1)
XYZ	xyz(18.2969, 13.8963, 56.9651)
Luminance	0.1390 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575CC9 #C9C457

analogous

#5795C9 #575CC9 #8B57C9

triadic

#575CC9 #C9575C #5CC957

tetradic

#575CC9 #C95795 #C9C457 #57C98B

square

#575CC9 #C95795 #C9C457 #57C98B

split-complementary

#575CC9 #C98B57 #95C957

monochromatic

#282C7D #373CAC #575CC9 #8589D8 #B4B6E7

Accessibility & contrast

On white

5.56

#575CC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#575CC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575CC9

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575CC9	#FFFFFF	#000000	##FFFFFF
##575CC9	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#156DCD

Deuteranopia (green-blind)

#0064C7

Tritanopia (blue-blind)

#147589

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #575cc9;
/* rgb */ color: rgb(87, 92, 201);
/* oklch */ color: oklch(53.0% 0.166 277.1);

Tailwind

colors: {
  custom: {
    50: '#908ada',
    500: '#575cc9',
    950: '#000000',
  },
}

SCSS

$custom: #575cc9;
$custom-light: #908ada;
$custom-dark: #000000;

JSON

{
  "hex": "#575cc9",
  "rgb": {
    "r": 87,
    "g": 92,
    "b": 201
  },
  "hsl": {
    "h": 237.368,
    "s": 51.351,
    "l": 56.471
  },
  "oklch": {
    "l": 0.52971,
    "c": 0.16615,
    "h": 277.1
  },
  "luminance": 0.13898
}

Semantic roles & 50–950 ramp

primary

#575CC9

secondary

#D5D3A7

accent

#D54DDB

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #575CC9

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

Preview Lab → · Contrast checker → · Palette generator →