#579DD5#579DD5

#579DD5 is a light, moderate cyan. Relative luminance 0.309; OKLCH L 67.4% C 0.109 H 244.6°. Best body text is #000000 at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#579DD5
RGB	rgb(87, 157, 213)
HSL	hsl(207, 60%, 59%)
HSV	hsv(207, 59%, 84%)
CMYK	cmyk(59.2%, 26.3%, 0%, 16.5%)
CIE-LAB	lab(62.46, -5.52, -35.21)
CIE-LCH	lch(62.46, 35.64, 261.09°)
OKLab	oklab(67.36% -0.047 -0.0989)
OKLCH	oklch(67.36% 0.109 244.6)
XYZ	xyz(27.9933, 30.9417, 67.4350)
Luminance	0.3094 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579DD5 #D58F57

analogous

#57D5CE #579DD5 #575ED5

triadic

#579DD5 #D5579D #9DD557

tetradic

#579DD5 #CE57D5 #D58F57 #5ED557

square

#579DD5 #CE57D5 #D58F57 #5ED557

split-complementary

#579DD5 #D5575E #D5CE57

monochromatic

#245F8E #307FBF #579DD5 #88BAE1 #B9D6ED

Accessibility & contrast

On white

2.92

#579DD5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.19

#579DD5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579DD5

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579DD5	#FFFFFF	#000000	##000000
##579DD5	1.00	2.92	7.19	7.19
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.19	21.00	1.00	1.00
##000000	7.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#859ED8

Deuteranopia (green-blind)

#7491D4

Tritanopia (blue-blind)

#00AAB0

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #579dd5;
/* rgb */ color: rgb(87, 157, 213);
/* oklch */ color: oklch(67.4% 0.109 244.6);

Tailwind

colors: {
  custom: {
    50: '#90b9e2',
    500: '#579dd5',
    950: '#000000',
  },
}

SCSS

$custom: #579dd5;
$custom-light: #90b9e2;
$custom-dark: #000000;

JSON

{
  "hex": "#579dd5",
  "rgb": {
    "r": 87,
    "g": 157,
    "b": 213
  },
  "hsl": {
    "h": 206.667,
    "s": 60,
    "l": 58.824
  },
  "oklch": {
    "l": 0.67355,
    "c": 0.10948,
    "h": 244.6
  },
  "luminance": 0.30944
}

Semantic roles & 50–950 ramp

primary

#579DD5

secondary

#DDC1AB

accent

#8B45E3

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #579DD5

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

Preview Lab → · Contrast checker → · Palette generator →