#576EB0#576EB0

#576EB0 is a mid, moderate blue. Relative luminance 0.163; OKLCH L 55.0% C 0.107 H 268.2°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#576EB0
RGB	rgb(87, 110, 176)
HSL	hsl(224, 36%, 52%)
HSV	hsv(224, 51%, 69%)
CMYK	cmyk(50.6%, 37.5%, 0%, 31%)
CIE-LAB	lab(47.38, 10.39, -37.80)
CIE-LCH	lch(47.38, 39.20, 285.37°)
OKLab	oklab(55% -0.0033 -0.1067)
OKLCH	oklch(55% 0.107 268.2)
XYZ	xyz(17.3403, 16.3116, 43.3006)
Luminance	0.1631 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576EB0 #B09957

analogous

#579BB0 #576EB0 #6D57B0

triadic

#576EB0 #B0576E #6EB057

tetradic

#576EB0 #B0579B #B09957 #57B06D

square

#576EB0 #B0579B #B09957 #57B06D

split-complementary

#576EB0 #B06D57 #9BB057

monochromatic

#2D3A60 #415389 #576EB0 #8192C4 #AAB6D7

Accessibility & contrast

On white

4.93

#576EB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#576EB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #576EB0

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576EB0	#FFFFFF	#000000	##FFFFFF
##576EB0	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5475B3

Deuteranopia (green-blind)

#4B6DAF

Tritanopia (blue-blind)

#307C86

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #576eb0;
/* rgb */ color: rgb(87, 110, 176);
/* oklch */ color: oklch(55.0% 0.107 268.2);

Tailwind

colors: {
  custom: {
    50: '#8c97c8',
    500: '#576eb0',
    950: '#000000',
  },
}

SCSS

$custom: #576eb0;
$custom-light: #8c97c8;
$custom-dark: #000000;

JSON

{
  "hex": "#576eb0",
  "rgb": {
    "r": 87,
    "g": 110,
    "b": 176
  },
  "hsl": {
    "h": 224.494,
    "s": 36.032,
    "l": 51.569
  },
  "oklch": {
    "l": 0.55,
    "c": 0.10678,
    "h": 268.2
  },
  "luminance": 0.16313
}

Semantic roles & 50–950 ramp

primary

#576EB0

secondary

#C5BB9E

accent

#AF5CCC

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #576EB0

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

Preview Lab → · Contrast checker → · Palette generator →