#579BD2#579BD2

#579BD2 is a light, moderate cyan. Relative luminance 0.301; OKLCH L 66.8% C 0.107 H 244.8°. Best body text is #000000 at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#579BD2
RGB	rgb(87, 155, 210)
HSL	hsl(207, 58%, 58%)
HSV	hsv(207, 59%, 82%)
CMYK	cmyk(58.6%, 26.2%, 0%, 17.6%)
CIE-LAB	lab(61.76, -5.34, -34.63)
CIE-LCH	lch(61.76, 35.04, 261.23°)
OKLab	oklab(66.76% -0.0457 -0.0972)
OKLCH	oklch(66.76% 0.107 244.8)
XYZ	xyz(27.2804, 30.1196, 65.3363)
Luminance	0.3012 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579BD2 #D28E57

analogous

#57D2CB #579BD2 #575DD2

triadic

#579BD2 #D2579B #9BD257

tetradic

#579BD2 #CB57D2 #D28E57 #5DD257

square

#579BD2 #CB57D2 #D28E57 #5DD257

split-complementary

#579BD2 #D2575D #D2CB57

monochromatic

#255D8A #327DBA #579BD2 #87B8DF #B8D4EC

Accessibility & contrast

On white

2.99

#579BD2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.02

#579BD2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579BD2

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579BD2	#FFFFFF	#000000	##000000
##579BD2	1.00	2.99	7.02	7.02
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.02	21.00	1.00	1.00
##000000	7.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#839CD4

Deuteranopia (green-blind)

#7390D1

Tritanopia (blue-blind)

#00A8AE

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #579bd2;
/* rgb */ color: rgb(87, 155, 210);
/* oklch */ color: oklch(66.8% 0.107 244.8);

Tailwind

colors: {
  custom: {
    50: '#90b8e0',
    500: '#579bd2',
    950: '#000000',
  },
}

SCSS

$custom: #579bd2;
$custom-light: #90b8e0;
$custom-dark: #000000;

JSON

{
  "hex": "#579bd2",
  "rgb": {
    "r": 87,
    "g": 155,
    "b": 210
  },
  "hsl": {
    "h": 206.829,
    "s": 57.746,
    "l": 58.235
  },
  "oklch": {
    "l": 0.66759,
    "c": 0.10746,
    "h": 244.8
  },
  "luminance": 0.30122
}

Semantic roles & 50–950 ramp

primary

#579BD2

secondary

#DBC0AA

accent

#8C47E1

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #579BD2

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

Preview Lab → · Contrast checker → · Palette generator →