#579ECC#579ECC

#579ECC is a light, moderate cyan. Relative luminance 0.308; OKLCH L 67.2% C 0.099 H 239.0°. Best body text is #000000 at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#579ECC
RGB	rgb(87, 158, 204)
HSL	hsl(204, 53%, 57%)
HSV	hsv(204, 57%, 80%)
CMYK	cmyk(57.4%, 22.5%, 0%, 20%)
CIE-LAB	lab(62.37, -8.90, -30.33)
CIE-LCH	lch(62.37, 31.61, 253.64°)
OKLab	oklab(67.16% -0.051 -0.0848)
OKLCH	oklch(67.16% 0.099 239)
XYZ	xyz(27.0524, 30.8371, 61.6416)
Luminance	0.3084 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579ECC #CC8557

analogous

#57CCC0 #579ECC #5763CC

triadic

#579ECC #CC579E #9ECC57

tetradic

#579ECC #C057CC #CC8557 #63CC57

square

#579ECC #C057CC #CC8557 #63CC57

split-complementary

#579ECC #CC5763 #CCC057

monochromatic

#275E81 #3680B0 #579ECC #86B9DA #B5D4E9

Accessibility & contrast

On white

2.93

#579ECC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.17

#579ECC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579ECC

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579ECC	#FFFFFF	#000000	##000000
##579ECC	1.00	2.93	7.17	7.17
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.17	21.00	1.00	1.00
##000000	7.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#899ECE

Deuteranopia (green-blind)

#7991CB

Tritanopia (blue-blind)

#00AAAD

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #579ecc;
/* rgb */ color: rgb(87, 158, 204);
/* oklch */ color: oklch(67.2% 0.099 239.0);

Tailwind

colors: {
  custom: {
    50: '#8fbadb',
    500: '#579ecc',
    950: '#000000',
  },
}

SCSS

$custom: #579ecc;
$custom-light: #8fbadb;
$custom-dark: #000000;

JSON

{
  "hex": "#579ecc",
  "rgb": {
    "r": 87,
    "g": 158,
    "b": 204
  },
  "hsl": {
    "h": 203.59,
    "s": 53.425,
    "l": 57.059
  },
  "oklch": {
    "l": 0.67161,
    "c": 0.099,
    "h": 239
  },
  "luminance": 0.3084
}

Semantic roles & 50–950 ramp

primary

#579ECC

secondary

#D7BAA8

accent

#844BDD

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #579ECC

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

Preview Lab → · Contrast checker → · Palette generator →