#579FD0#579FD0

#579FD0 is a light, moderate cyan. Relative luminance 0.314; OKLCH L 67.6% C 0.103 H 240.4°. Best body text is #000000 at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#579FD0
RGB	rgb(87, 159, 208)
HSL	hsl(204, 56%, 58%)
HSV	hsv(204, 58%, 82%)
CMYK	cmyk(58.2%, 23.6%, 0%, 18.4%)
CIE-LAB	lab(62.82, -8.21, -31.86)
CIE-LCH	lch(62.82, 32.90, 255.55°)
OKLab	oklab(67.57% -0.0508 -0.0892)
OKLCH	oklch(67.57% 0.103 240.4)
XYZ	xyz(27.7095, 31.3740, 64.2578)
Luminance	0.3138 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579FD0 #D08857

analogous

#57D0C5 #579FD0 #5762D0

triadic

#579FD0 #D0579F #9FD057

tetradic

#579FD0 #C557D0 #D08857 #62D057

square

#579FD0 #C557D0 #D08857 #62D057

split-complementary

#579FD0 #D05762 #D0C557

monochromatic

#266087 #3381B7 #579FD0 #87BADD #B7D6EB

Accessibility & contrast

On white

2.89

#579FD0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.28

#579FD0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579FD0

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579FD0	#FFFFFF	#000000	##000000
##579FD0	1.00	2.89	7.28	7.28
#FFFFFF	2.89	1.00	21.00	21.00
#000000	7.28	21.00	1.00	1.00
##000000	7.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#899FD2

Deuteranopia (green-blind)

#7993CF

Tritanopia (blue-blind)

#00ABB0

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #579fd0;
/* rgb */ color: rgb(87, 159, 208);
/* oklch */ color: oklch(67.6% 0.103 240.4);

Tailwind

colors: {
  custom: {
    50: '#90bbde',
    500: '#579fd0',
    950: '#000000',
  },
}

SCSS

$custom: #579fd0;
$custom-light: #90bbde;
$custom-dark: #000000;

JSON

{
  "hex": "#579fd0",
  "rgb": {
    "r": 87,
    "g": 159,
    "b": 208
  },
  "hsl": {
    "h": 204.298,
    "s": 56.279,
    "l": 57.843
  },
  "oklch": {
    "l": 0.67573,
    "c": 0.10267,
    "h": 240.4
  },
  "luminance": 0.31377
}

Semantic roles & 50–950 ramp

primary

#579FD0

secondary

#DABDA9

accent

#8648E0

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #579FD0

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

Preview Lab → · Contrast checker → · Palette generator →