#579DB0#579DB0

#579DB0 is a light, moderate cyan. Relative luminance 0.293; OKLCH L 65.7% C 0.076 H 217.4°. Best body text is #000000 at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#579DB0
RGB	rgb(87, 157, 176)
HSL	hsl(193, 36%, 52%)
HSV	hsv(193, 51%, 69%)
CMYK	cmyk(50.6%, 10.8%, 0%, 31%)
CIE-LAB	lab(61.02, -16.75, -16.69)
CIE-LCH	lch(61.02, 23.64, 224.89°)
OKLab	oklab(65.74% -0.0602 -0.0461)
OKLCH	oklch(65.74% 0.076 217.4)
XYZ	xyz(23.8209, 29.2728, 45.4608)
Luminance	0.2928 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579DB0 #B06A57

analogous

#57B097 #579DB0 #5771B0

triadic

#579DB0 #B0579D #9DB057

tetradic

#579DB0 #9757B0 #B06A57 #71B057

square

#579DB0 #9757B0 #B06A57 #71B057

split-complementary

#579DB0 #B05771 #B09757

monochromatic

#2D5560 #417A89 #579DB0 #81B5C4 #AACED7

Accessibility & contrast

On white

3.06

#579DB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.86

#579DB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #579DB0

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579DB0	#FFFFFF	#000000	##000000
##579DB0	1.00	3.06	6.86	6.86
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.86	21.00	1.00	1.00
##000000	6.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9099B1

Deuteranopia (green-blind)

#838FB0

Tritanopia (blue-blind)

#22A4A3

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #579db0;
/* rgb */ color: rgb(87, 157, 176);
/* oklch */ color: oklch(65.7% 0.076 217.4);

Tailwind

colors: {
  custom: {
    50: '#8dbac7',
    500: '#579db0',
    950: '#000000',
  },
}

SCSS

$custom: #579db0;
$custom-light: #8dbac7;
$custom-dark: #000000;

JSON

{
  "hex": "#579db0",
  "rgb": {
    "r": 87,
    "g": 157,
    "b": 176
  },
  "hsl": {
    "h": 192.809,
    "s": 36.032,
    "l": 51.569
  },
  "oklch": {
    "l": 0.65739,
    "c": 0.07587,
    "h": 217.4
  },
  "luminance": 0.29275
}

Semantic roles & 50–950 ramp

primary

#579DB0

secondary

#C5A69E

accent

#745CCC

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0D1113

muted

#7D8082

Preview Lab

Preview with #579DB0

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

Preview Lab → · Contrast checker → · Palette generator →