#579CD3#579CD3

#579CD3 is a light, moderate cyan. Relative luminance 0.305; OKLCH L 67.0% C 0.108 H 244.5°. Best body text is #000000 at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#579CD3
RGB	rgb(87, 156, 211)
HSL	hsl(207, 58%, 58%)
HSV	hsv(207, 59%, 83%)
CMYK	cmyk(58.8%, 26.1%, 0%, 17.3%)
CIE-LAB	lab(62.09, -5.59, -34.67)
CIE-LCH	lch(62.09, 35.12, 260.84°)
OKLab	oklab(67.03% -0.0465 -0.0974)
OKLCH	oklch(67.03% 0.108 244.5)
XYZ	xyz(27.5725, 30.5038, 66.0502)
Luminance	0.3051 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579CD3 #D38E57

analogous

#57D3CC #579CD3 #575ED3

triadic

#579CD3 #D3579C #9CD357

tetradic

#579CD3 #CC57D3 #D38E57 #5ED357

square

#579CD3 #CC57D3 #D38E57 #5ED357

split-complementary

#579CD3 #D3575E #D3CC57

monochromatic

#245E8B #317EBC #579CD3 #87B9E0 #B8D5EC

Accessibility & contrast

On white

2.96

#579CD3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.10

#579CD3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579CD3

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579CD3	#FFFFFF	#000000	##000000
##579CD3	1.00	2.96	7.10	7.10
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.10	21.00	1.00	1.00
##000000	7.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#849DD6

Deuteranopia (green-blind)

#7391D2

Tritanopia (blue-blind)

#00A9AF

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #579cd3;
/* rgb */ color: rgb(87, 156, 211);
/* oklch */ color: oklch(67.0% 0.108 244.5);

Tailwind

colors: {
  custom: {
    50: '#90b9e0',
    500: '#579cd3',
    950: '#000000',
  },
}

SCSS

$custom: #579cd3;
$custom-light: #90b9e0;
$custom-dark: #000000;

JSON

{
  "hex": "#579cd3",
  "rgb": {
    "r": 87,
    "g": 156,
    "b": 211
  },
  "hsl": {
    "h": 206.613,
    "s": 58.491,
    "l": 58.431
  },
  "oklch": {
    "l": 0.67033,
    "c": 0.10789,
    "h": 244.5
  },
  "luminance": 0.30506
}

Semantic roles & 50–950 ramp

primary

#579CD3

secondary

#DCC0AA

accent

#8B46E2

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #579CD3

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

Preview Lab → · Contrast checker → · Palette generator →