#579CED#579CED

#579CED is a light, vivid cyan. Relative luminance 0.319; OKLCH L 68.4% C 0.139 H 253.7°. Best body text is #000000 at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#579CED
RGB	rgb(87, 156, 237)
HSL	hsl(212, 81%, 64%)
HSV	hsv(212, 63%, 93%)
CMYK	cmyk(63.3%, 34.2%, 0%, 7.1%)
CIE-LAB	lab(63.27, 2.85, -47.21)
CIE-LCH	lch(63.27, 47.29, 273.46°)
OKLab	oklab(68.35% -0.039 -0.1338)
OKLCH	oklch(68.35% 0.139 253.7)
XYZ	xyz(31.0995, 31.9146, 84.6255)
Luminance	0.3192 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579CED #EDA857

analogous

#57E7ED #579CED #5D57ED

triadic

#579CED #ED579C #9CED57

tetradic

#579CED #ED57E7 #EDA857 #57ED5D

square

#579CED #ED57E7 #EDA857 #57ED5D

split-complementary

#579CED #ED5D57 #E7ED57

monochromatic

#145EB6 #207BE7 #579CED #8EBDF3 #C6DDF9

Accessibility & contrast

On white

2.84

#579CED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.38

#579CED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579CED

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579CED	#FFFFFF	#000000	##000000
##579CED	1.00	2.84	7.38	7.38
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.38	21.00	1.00	1.00
##000000	7.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#79A1F0

Deuteranopia (green-blind)

#6493EB

Tritanopia (blue-blind)

#00AFB9

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #579ced;
/* rgb */ color: rgb(87, 156, 237);
/* oklch */ color: oklch(68.4% 0.139 253.7);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#579ced",
  "rgb": {
    "r": 87,
    "g": 156,
    "b": 237
  },
  "hsl": {
    "h": 212.4,
    "s": 80.645,
    "l": 63.529
  },
  "oklch": {
    "l": 0.68354,
    "c": 0.13934,
    "h": 253.7
  },
  "luminance": 0.31918
}

Semantic roles & 50–950 ramp

primary

#579CED

secondary

#EAD2B5

accent

#7B09DD

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #579CED

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

Preview Lab → · Contrast checker → · Palette generator →