#579DB2#579DB2

#579DB2 is a light, moderate cyan. Relative luminance 0.294; OKLCH L 65.8% C 0.077 H 219.5°. Best body text is #000000 at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#579DB2
RGB	rgb(87, 157, 178)
HSL	hsl(194, 37%, 52%)
HSV	hsv(194, 51%, 70%)
CMYK	cmyk(51.1%, 11.8%, 0%, 30.2%)
CIE-LAB	lab(61.09, -16.17, -17.71)
CIE-LCH	lch(61.09, 23.98, 227.59°)
OKLab	oklab(65.82% -0.0594 -0.049)
OKLCH	oklch(65.82% 0.077 219.5)
XYZ	xyz(24.0203, 29.3525, 46.5106)
Luminance	0.2935 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579DB2 #B26C57

analogous

#57B29A #579DB2 #5770B2

triadic

#579DB2 #B2579D #9DB257

tetradic

#579DB2 #9A57B2 #B26C57 #70B257

square

#579DB2 #9A57B2 #B26C57 #70B257

split-complementary

#579DB2 #B25770 #B29A57

monochromatic

#2D5662 #407A8C #579DB2 #81B5C5 #ABCED8

Accessibility & contrast

On white

3.06

#579DB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.87

#579DB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #579DB2

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579DB2	#FFFFFF	#000000	##000000
##579DB2	1.00	3.06	6.87	6.87
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.87	21.00	1.00	1.00
##000000	6.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9099B3

Deuteranopia (green-blind)

#828FB2

Tritanopia (blue-blind)

#20A4A4

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #579db2;
/* rgb */ color: rgb(87, 157, 178);
/* oklch */ color: oklch(65.8% 0.077 219.5);

Tailwind

colors: {
  custom: {
    50: '#8dbac9',
    500: '#579db2',
    950: '#000000',
  },
}

SCSS

$custom: #579db2;
$custom-light: #8dbac9;
$custom-dark: #000000;

JSON

{
  "hex": "#579db2",
  "rgb": {
    "r": 87,
    "g": 157,
    "b": 178
  },
  "hsl": {
    "h": 193.846,
    "s": 37.143,
    "l": 51.961
  },
  "oklch": {
    "l": 0.65818,
    "c": 0.07703,
    "h": 219.5
  },
  "luminance": 0.29355
}

Semantic roles & 50–950 ramp

primary

#579DB2

secondary

#C6A89E

accent

#755BCD

background

#F9FBFC

surface

#F1F6F8

border

#CBD0D1

text

#0D1113

muted

#7E8082

Preview Lab

Preview with #579DB2

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

Preview Lab → · Contrast checker → · Palette generator →