#576EB3#576EB3

#576EB3 is a mid, moderate blue. Relative luminance 0.164; OKLCH L 55.2% C 0.111 H 268.7°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#576EB3
RGB	rgb(87, 110, 179)
HSL	hsl(225, 38%, 52%)
HSV	hsv(225, 51%, 70%)
CMYK	cmyk(51.4%, 38.5%, 0%, 29.8%)
CIE-LAB	lab(47.54, 11.35, -39.30)
CIE-LCH	lch(47.54, 40.90, 286.10°)
OKLab	oklab(55.17% -0.0026 -0.1111)
OKLCH	oklch(55.17% 0.111 268.7)
XYZ	xyz(17.6404, 16.4316, 44.8811)
Luminance	0.1643 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576EB3 #B39C57

analogous

#579CB3 #576EB3 #6E57B3

triadic

#576EB3 #B3576E #6EB357

tetradic

#576EB3 #B3579C #B39C57 #57B36E

square

#576EB3 #B3579C #B39C57 #57B36E

split-complementary

#576EB3 #B36E57 #9CB357

monochromatic

#2D3A63 #40538D #576EB3 #8192C6 #ABB7D9

Accessibility & contrast

On white

4.90

#576EB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#576EB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #576EB3

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576EB3	#FFFFFF	#000000	##FFFFFF
##576EB3	1.00	4.90	4.29	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5375B6

Deuteranopia (green-blind)

#496DB1

Tritanopia (blue-blind)

#2E7D88

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #576eb3;
/* rgb */ color: rgb(87, 110, 179);
/* oklch */ color: oklch(55.2% 0.111 268.7);

Tailwind

colors: {
  custom: {
    50: '#8c97ca',
    500: '#576eb3',
    950: '#000000',
  },
}

SCSS

$custom: #576eb3;
$custom-light: #8c97ca;
$custom-dark: #000000;

JSON

{
  "hex": "#576eb3",
  "rgb": {
    "r": 87,
    "g": 110,
    "b": 179
  },
  "hsl": {
    "h": 225,
    "s": 37.705,
    "l": 52.157
  },
  "oklch": {
    "l": 0.55171,
    "c": 0.11114,
    "h": 268.7
  },
  "luminance": 0.16433
}

Semantic roles & 50–950 ramp

primary

#576EB3

secondary

#C7BD9F

accent

#B15ACE

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #576EB3

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

Preview Lab → · Contrast checker → · Palette generator →