#575DB8#575DB8

#575DB8 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.0% C 0.141 H 277.5°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#575DB8
RGB	rgb(87, 93, 184)
HSL	hsl(236, 41%, 53%)
HSV	hsv(236, 53%, 72%)
CMYK	cmyk(52.7%, 49.5%, 0%, 27.8%)
CIE-LAB	lab(43.23, 23.57, -49.07)
CIE-LCH	lch(43.23, 54.43, 295.66°)
OKLab	oklab(51.98% 0.0183 -0.1399)
OKLCH	oklch(51.98% 0.141 277.5)
XYZ	xyz(16.4938, 13.3146, 47.0390)
Luminance	0.1332 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575DB8 #B8B257

analogous

#578DB8 #575DB8 #8157B8

triadic

#575DB8 #B8575D #5DB857

tetradic

#575DB8 #B8578D #B8B257 #57B881

square

#575DB8 #B8578D #B8B257 #57B881

split-complementary

#575DB8 #B88157 #8DB857

monochromatic

#2C3068 #3E4493 #575DB8 #8286CA #ADB0DC

Accessibility & contrast

On white

5.73

#575DB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#575DB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575DB8

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575DB8	#FFFFFF	#000000	##FFFFFF
##575DB8	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#326ABB

Deuteranopia (green-blind)

#2762B6

Tritanopia (blue-blind)

#2C7182

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #575db8;
/* rgb */ color: rgb(87, 93, 184);
/* oklch */ color: oklch(52.0% 0.141 277.5);

Tailwind

colors: {
  custom: {
    50: '#8d8ace',
    500: '#575db8',
    950: '#000000',
  },
}

SCSS

$custom: #575db8;
$custom-light: #8d8ace;
$custom-dark: #000000;

JSON

{
  "hex": "#575db8",
  "rgb": {
    "r": 87,
    "g": 93,
    "b": 184
  },
  "hsl": {
    "h": 236.289,
    "s": 40.586,
    "l": 53.137
  },
  "oklch": {
    "l": 0.51979,
    "c": 0.14106,
    "h": 277.5
  },
  "luminance": 0.13316
}

Semantic roles & 50–950 ramp

primary

#575DB8

secondary

#CAC8A0

accent

#C957D0

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #575DB8

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

Preview Lab → · Contrast checker → · Palette generator →