#575BC8#575BC8

#575BC8 is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.7% C 0.166 H 277.5°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#575BC8
RGB	rgb(87, 91, 200)
HSL	hsl(238, 51%, 56%)
HSV	hsv(238, 57%, 78%)
CMYK	cmyk(56.5%, 54.5%, 0%, 21.6%)
CIE-LAB	lab(43.77, 30.01, -57.50)
CIE-LCH	lch(43.77, 64.86, 297.56°)
OKLab	oklab(52.71% 0.0216 -0.1647)
OKLCH	oklch(52.71% 0.166 277.5)
XYZ	xyz(18.0936, 13.6773, 56.3189)
Luminance	0.1368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575BC8 #C8C457

analogous

#5794C8 #575BC8 #8C57C8

triadic

#575BC8 #C8575B #5BC857

tetradic

#575BC8 #C85794 #C8C457 #57C88C

square

#575BC8 #C85794 #C8C457 #57C88C

split-complementary

#575BC8 #C88C57 #94C857

monochromatic

#292C7C #383CAA #575BC8 #8588D7 #B3B5E6

Accessibility & contrast

On white

5.62

#575BC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#575BC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575BC8

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575BC8	#FFFFFF	#000000	##FFFFFF
##575BC8	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#136CCC

Deuteranopia (green-blind)

#0063C6

Tritanopia (blue-blind)

#177489

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #575bc8;
/* rgb */ color: rgb(87, 91, 200);
/* oklch */ color: oklch(52.7% 0.166 277.5);

Tailwind

colors: {
  custom: {
    50: '#9089d9',
    500: '#575bc8',
    950: '#000000',
  },
}

SCSS

$custom: #575bc8;
$custom-light: #9089d9;
$custom-dark: #000000;

JSON

{
  "hex": "#575bc8",
  "rgb": {
    "r": 87,
    "g": 91,
    "b": 200
  },
  "hsl": {
    "h": 237.876,
    "s": 50.673,
    "l": 56.275
  },
  "oklch": {
    "l": 0.52712,
    "c": 0.1661,
    "h": 277.5
  },
  "luminance": 0.13679
}

Semantic roles & 50–950 ramp

primary

#575BC8

secondary

#D5D3A6

accent

#D54EDA

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #575BC8

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

Preview Lab → · Contrast checker → · Palette generator →