#575DB3#575DB3

#575DB3 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.6% C 0.134 H 277.6°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#575DB3
RGB	rgb(87, 93, 179)
HSL	hsl(236, 38%, 52%)
HSV	hsv(236, 51%, 70%)
CMYK	cmyk(51.4%, 48%, 0%, 29.8%)
CIE-LAB	lab(42.93, 21.96, -46.63)
CIE-LCH	lch(42.93, 51.54, 295.22°)
OKLab	oklab(51.65% 0.0177 -0.1327)
OKLCH	oklch(51.65% 0.134 277.6)
XYZ	xyz(15.9790, 13.1087, 44.3273)
Luminance	0.1311 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575DB3 #B3AD57

analogous

#578BB3 #575DB3 #7F57B3

triadic

#575DB3 #B3575D #5DB357

tetradic

#575DB3 #B3578B #B3AD57 #57B37F

square

#575DB3 #B3578B #B3AD57 #57B37F

split-complementary

#575DB3 #B37F57 #8BB357

monochromatic

#2D3063 #40458D #575DB3 #8186C6 #ABAED9

Accessibility & contrast

On white

5.80

#575DB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#575DB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575DB3

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575DB3	#FFFFFF	#000000	##FFFFFF
##575DB3	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3669B6

Deuteranopia (green-blind)

#2D62B1

Tritanopia (blue-blind)

#31707F

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #575db3;
/* rgb */ color: rgb(87, 93, 179);
/* oklch */ color: oklch(51.6% 0.134 277.6);

Tailwind

colors: {
  custom: {
    50: '#8d8aca',
    500: '#575db3',
    950: '#000000',
  },
}

SCSS

$custom: #575db3;
$custom-light: #8d8aca;
$custom-dark: #000000;

JSON

{
  "hex": "#575db3",
  "rgb": {
    "r": 87,
    "g": 93,
    "b": 179
  },
  "hsl": {
    "h": 236.087,
    "s": 37.705,
    "l": 52.157
  },
  "oklch": {
    "l": 0.51648,
    "c": 0.1339,
    "h": 277.6
  },
  "luminance": 0.1311
}

Semantic roles & 50–950 ramp

primary

#575DB3

secondary

#C7C49F

accent

#C65ACE

background

#F9F8FC

surface

#F1F0F8

border

#CBCBD1

text

#0D0B13

muted

#7E7C82

Preview Lab

Preview with #575DB3

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

Preview Lab → · Contrast checker → · Palette generator →