#579AE9#579AE9

#579AE9 is a light, vivid cyan. Relative luminance 0.310; OKLCH L 67.7% C 0.136 H 253.8°. Best body text is #000000 at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#579AE9
RGB	rgb(87, 154, 233)
HSL	hsl(212, 77%, 63%)
HSV	hsv(212, 63%, 91%)
CMYK	cmyk(62.7%, 33.9%, 0%, 8.6%)
CIE-LAB	lab(62.52, 2.69, -46.19)
CIE-LCH	lch(62.52, 46.26, 273.33°)
OKLab	oklab(67.7% -0.038 -0.1308)
OKLCH	oklch(67.7% 0.136 253.8)
XYZ	xyz(30.1887, 31.0177, 81.4711)
Luminance	0.3102 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579AE9 #E9A657

analogous

#57E3E9 #579AE9 #5D57E9

triadic

#579AE9 #E9579A #9AE957

tetradic

#579AE9 #E957E3 #E9A657 #57E95D

square

#579AE9 #E957E3 #E9A657 #57E95D

split-complementary

#579AE9 #E95D57 #E3E957

monochromatic

#175DAF #2179E2 #579AE9 #8DBBF0 #C3DBF7

Accessibility & contrast

On white

2.91

#579AE9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.20

#579AE9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579AE9

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579AE9	#FFFFFF	#000000	##000000
##579AE9	1.00	2.91	7.20	7.20
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.20	21.00	1.00	1.00
##000000	7.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#789FEC

Deuteranopia (green-blind)

#6491E7

Tritanopia (blue-blind)

#00ACB7

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #579ae9;
/* rgb */ color: rgb(87, 154, 233);
/* oklch */ color: oklch(67.7% 0.136 253.8);

Tailwind

colors: {
  custom: {
    50: '#93b7f0',
    500: '#579ae9',
    950: '#000000',
  },
}

SCSS

$custom: #579ae9;
$custom-light: #93b7f0;
$custom-dark: #000000;

JSON

{
  "hex": "#579ae9",
  "rgb": {
    "r": 87,
    "g": 154,
    "b": 233
  },
  "hsl": {
    "h": 212.466,
    "s": 76.842,
    "l": 62.745
  },
  "oklch": {
    "l": 0.67704,
    "c": 0.13623,
    "h": 253.8
  },
  "luminance": 0.31021
}

Semantic roles & 50–950 ramp

primary

#579AE9

secondary

#E8D0B3

accent

#7B0CD9

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #579AE9

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

Preview Lab → · Contrast checker → · Palette generator →