#579ECD#579ECD

#579ECD is a light, moderate cyan. Relative luminance 0.309; OKLCH L 67.2% C 0.100 H 239.6°. Best body text is #000000 at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#579ECD
RGB	rgb(87, 158, 205)
HSL	hsl(204, 54%, 57%)
HSV	hsv(204, 58%, 80%)
CMYK	cmyk(57.6%, 22.9%, 0%, 19.6%)
CIE-LAB	lab(62.41, -8.59, -30.82)
CIE-LCH	lch(62.41, 32.00, 254.42°)
OKLab	oklab(67.21% -0.0507 -0.0863)
OKLCH	oklch(67.21% 0.1 239.6)
XYZ	xyz(27.1727, 30.8853, 62.2753)
Luminance	0.3089 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579ECD #CD8657

analogous

#57CDC1 #579ECD #5763CD

triadic

#579ECD #CD579E #9ECD57

tetradic

#579ECD #C157CD #CD8657 #63CD57

square

#579ECD #C157CD #CD8657 #63CD57

split-complementary

#579ECD #CD5763 #CDC157

monochromatic

#275E83 #3580B2 #579ECD #86B9DB #B5D4E9

Accessibility & contrast

On white

2.93

#579ECD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.18

#579ECD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579ECD

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579ECD	#FFFFFF	#000000	##000000
##579ECD	1.00	2.93	7.18	7.18
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.18	21.00	1.00	1.00
##000000	7.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#899ECF

Deuteranopia (green-blind)

#7992CC

Tritanopia (blue-blind)

#00AAAE

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #579ecd;
/* rgb */ color: rgb(87, 158, 205);
/* oklch */ color: oklch(67.2% 0.100 239.6);

Tailwind

colors: {
  custom: {
    50: '#8fbadc',
    500: '#579ecd',
    950: '#000000',
  },
}

SCSS

$custom: #579ecd;
$custom-light: #8fbadc;
$custom-dark: #000000;

JSON

{
  "hex": "#579ecd",
  "rgb": {
    "r": 87,
    "g": 158,
    "b": 205
  },
  "hsl": {
    "h": 203.898,
    "s": 54.128,
    "l": 57.255
  },
  "oklch": {
    "l": 0.67206,
    "c": 0.10005,
    "h": 239.6
  },
  "luminance": 0.30888
}

Semantic roles & 50–950 ramp

primary

#579ECD

secondary

#D8BBA8

accent

#854ADD

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #579ECD

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

Preview Lab → · Contrast checker → · Palette generator →