#579DC4#579DC4

#579DC4 is a light, moderate cyan. Relative luminance 0.301; OKLCH L 66.6% C 0.091 H 234.8°. Best body text is #000000 at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#579DC4
RGB	rgb(87, 157, 196)
HSL	hsl(201, 48%, 55%)
HSV	hsv(201, 56%, 77%)
CMYK	cmyk(55.6%, 19.9%, 0%, 23.1%)
CIE-LAB	lab(61.76, -10.82, -26.80)
CIE-LCH	lch(61.76, 28.90, 248.02°)
OKLab	oklab(66.57% -0.0527 -0.0747)
OKLCH	oklch(66.57% 0.091 234.8)
XYZ	xyz(25.9475, 30.1234, 56.6609)
Luminance	0.3013 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579DC4 #C47E57

analogous

#57C4B5 #579DC4 #5766C4

triadic

#579DC4 #C4579D #9DC457

tetradic

#579DC4 #B557C4 #C47E57 #66C457

square

#579DC4 #B557C4 #C47E57 #66C457

split-complementary

#579DC4 #C45766 #C4B557

monochromatic

#2A5B77 #3A7EA4 #579DC4 #84B7D4 #B2D2E4

Accessibility & contrast

On white

2.99

#579DC4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.03

#579DC4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579DC4

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579DC4	#FFFFFF	#000000	##000000
##579DC4	1.00	2.99	7.03	7.03
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.03	21.00	1.00	1.00
##000000	7.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B9CC6

Deuteranopia (green-blind)

#7B90C3

Tritanopia (blue-blind)

#00A7AA

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #579dc4;
/* rgb */ color: rgb(87, 157, 196);
/* oklch */ color: oklch(66.6% 0.091 234.8);

Tailwind

colors: {
  custom: {
    50: '#8eb9d6',
    500: '#579dc4',
    950: '#000000',
  },
}

SCSS

$custom: #579dc4;
$custom-light: #8eb9d6;
$custom-dark: #000000;

JSON

{
  "hex": "#579dc4",
  "rgb": {
    "r": 87,
    "g": 157,
    "b": 196
  },
  "hsl": {
    "h": 201.468,
    "s": 48.018,
    "l": 55.49
  },
  "oklch": {
    "l": 0.66572,
    "c": 0.09144,
    "h": 234.8
  },
  "luminance": 0.30126
}

Semantic roles & 50–950 ramp

primary

#579DC4

secondary

#D2B5A5

accent

#8150D8

background

#F9FBFD

surface

#F1F6FA

border

#CBD0D3

text

#0D1114

muted

#7E8083

Preview Lab

Preview with #579DC4

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

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