#579BED#579BED

#579BED is a light, vivid cyan. Relative luminance 0.316; OKLCH L 68.1% C 0.140 H 254.3°. Best body text is #000000 at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#579BED
RGB	rgb(87, 155, 237)
HSL	hsl(213, 81%, 64%)
HSV	hsv(213, 63%, 93%)
CMYK	cmyk(63.3%, 34.6%, 0%, 7.1%)
CIE-LAB	lab(62.99, 3.43, -47.65)
CIE-LCH	lch(62.99, 47.77, 274.12°)
OKLab	oklab(68.14% -0.038 -0.1351)
OKLCH	oklch(68.14% 0.14 254.3)
XYZ	xyz(30.9323, 31.5804, 84.5698)
Luminance	0.3158 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579BED #EDA957

analogous

#57E6ED #579BED #5E57ED

triadic

#579BED #ED579B #9BED57

tetradic

#579BED #ED57E6 #EDA957 #57ED5E

square

#579BED #ED57E6 #EDA957 #57ED5E

split-complementary

#579BED #ED5E57 #E6ED57

monochromatic

#145DB6 #207AE7 #579BED #8EBCF3 #C6DDF9

Accessibility & contrast

On white

2.87

#579BED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.32

#579BED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579BED

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579BED	#FFFFFF	#000000	##000000
##579BED	1.00	2.87	7.32	7.32
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.32	21.00	1.00	1.00
##000000	7.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#77A0F0

Deuteranopia (green-blind)

#6392EB

Tritanopia (blue-blind)

#00AEB9

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #579bed;
/* rgb */ color: rgb(87, 155, 237);
/* oklch */ color: oklch(68.1% 0.140 254.3);

Tailwind

colors: {
  custom: {
    50: '#94b8f3',
    500: '#579bed',
    950: '#000000',
  },
}

SCSS

$custom: #579bed;
$custom-light: #94b8f3;
$custom-dark: #000000;

JSON

{
  "hex": "#579bed",
  "rgb": {
    "r": 87,
    "g": 155,
    "b": 237
  },
  "hsl": {
    "h": 212.8,
    "s": 80.645,
    "l": 63.529
  },
  "oklch": {
    "l": 0.68137,
    "c": 0.14031,
    "h": 254.3
  },
  "luminance": 0.31583
}

Semantic roles & 50–950 ramp

primary

#579BED

secondary

#EAD2B5

accent

#7D09DD

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #579BED

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

Preview Lab → · Contrast checker → · Palette generator →