#576EBC#576EBC

#576EBC is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.7% C 0.124 H 269.7°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#576EBC
RGB	rgb(87, 110, 188)
HSL	hsl(226, 43%, 54%)
HSV	hsv(226, 54%, 74%)
CMYK	cmyk(53.7%, 41.5%, 0%, 26.3%)
CIE-LAB	lab(48.02, 14.25, -43.75)
CIE-LCH	lch(48.02, 46.02, 288.04°)
OKLab	oklab(55.7% -0.0007 -0.1241)
OKLCH	oklch(55.7% 0.124 269.7)
XYZ	xyz(18.5805, 16.8076, 49.8323)
Luminance	0.1681 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576EBC #BCA557

analogous

#57A1BC #576EBC #7357BC

triadic

#576EBC #BC576E #6EBC57

tetradic

#576EBC #BC57A1 #BCA557 #57BC73

square

#576EBC #BC57A1 #BCA557 #57BC73

split-complementary

#576EBC #BC7357 #A1BC57

monochromatic

#2C3A6D #3D5299 #576EBC #8394CD #AFBADF

Accessibility & contrast

On white

4.81

#576EBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#576EBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #576EBC

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576EBC	#FFFFFF	#000000	##FFFFFF
##576EBC	1.00	4.81	4.36	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E77BF

Deuteranopia (green-blind)

#426EBA

Tritanopia (blue-blind)

#247F8C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #576ebc;
/* rgb */ color: rgb(87, 110, 188);
/* oklch */ color: oklch(55.7% 0.124 269.7);

Tailwind

colors: {
  custom: {
    50: '#8d97d0',
    500: '#576ebc',
    950: '#000000',
  },
}

SCSS

$custom: #576ebc;
$custom-light: #8d97d0;
$custom-dark: #000000;

JSON

{
  "hex": "#576ebc",
  "rgb": {
    "r": 87,
    "g": 110,
    "b": 188
  },
  "hsl": {
    "h": 226.337,
    "s": 42.979,
    "l": 53.922
  },
  "oklch": {
    "l": 0.55698,
    "c": 0.12413,
    "h": 269.7
  },
  "luminance": 0.16809
}

Semantic roles & 50–950 ramp

primary

#576EBC

secondary

#CDC3A2

accent

#B655D3

background

#F9F9FC

surface

#F1F2F9

border

#CBCCD2

text

#0D0D14

muted

#7E7E82

Preview Lab

Preview with #576EBC

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

Preview Lab → · Contrast checker → · Palette generator →