#575BDD#575BDD

#575BDD is a mid, vivid blue. Relative luminance 0.147; OKLCH L 54.3% C 0.194 H 276.4°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#575BDD
RGB	rgb(87, 91, 221)
HSL	hsl(238, 66%, 60%)
HSV	hsv(238, 61%, 87%)
CMYK	cmyk(60.6%, 58.8%, 0%, 13.3%)
CIE-LAB	lab(45.26, 36.87, -67.11)
CIE-LCH	lch(45.26, 76.57, 298.78°)
OKLab	oklab(54.29% 0.0218 -0.193)
OKLCH	oklch(54.29% 0.194 276.4)
XYZ	xyz(20.7185, 14.7273, 70.1434)
Luminance	0.1473 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575BDD #DDD957

analogous

#579EDD #575BDD #9657DD

triadic

#575BDD #DD575B #5BDD57

tetradic

#575BDD #DD579E #DDD957 #57DD96

square

#575BDD #DD579E #DDD957 #57DD96

split-complementary

#575BDD #DD9657 #9EDD57

monochromatic

#1F239A #2A2ECD #575BDD #8A8DE7 #BDBEF2

Accessibility & contrast

On white

5.32

#575BDD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#575BDD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575BDD

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575BDD	#FFFFFF	#000000	##FFFFFF
##575BDD	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071E1

Deuteranopia (green-blind)

#0065DA

Tritanopia (blue-blind)

#007B93

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #575bdd;
/* rgb */ color: rgb(87, 91, 221);
/* oklch */ color: oklch(54.3% 0.194 276.4);

Tailwind

colors: {
  custom: {
    50: '#9389e8',
    500: '#575bdd',
    950: '#000000',
  },
}

SCSS

$custom: #575bdd;
$custom-light: #9389e8;
$custom-dark: #000000;

JSON

{
  "hex": "#575bdd",
  "rgb": {
    "r": 87,
    "g": 91,
    "b": 221
  },
  "hsl": {
    "h": 238.209,
    "s": 66.337,
    "l": 60.392
  },
  "oklch": {
    "l": 0.54293,
    "c": 0.1942,
    "h": 276.4
  },
  "luminance": 0.14729
}

Semantic roles & 50–950 ramp

primary

#575BDD

secondary

#E1E0AE

accent

#C917CE

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #575BDD

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

Preview Lab → · Contrast checker → · Palette generator →