#579EB2#579EB2

#579EB2 is a light, moderate cyan. Relative luminance 0.297; OKLCH L 66.1% C 0.077 H 218.2°. Best body text is #000000 at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#579EB2
RGB	rgb(87, 158, 178)
HSL	hsl(193, 37%, 52%)
HSV	hsv(193, 51%, 70%)
CMYK	cmyk(51.1%, 11.2%, 0%, 30.2%)
CIE-LAB	lab(61.39, -16.71, -17.26)
CIE-LCH	lch(61.39, 24.02, 225.93°)
OKLab	oklab(66.05% -0.0606 -0.0477)
OKLCH	oklch(66.05% 0.077 218.2)
XYZ	xyz(24.1902, 29.6923, 46.5673)
Luminance	0.2969 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579EB2 #B26B57

analogous

#57B299 #579EB2 #5771B2

triadic

#579EB2 #B2579E #9EB257

tetradic

#579EB2 #9957B2 #B26B57 #71B257

square

#579EB2 #9957B2 #B26B57 #71B257

split-complementary

#579EB2 #B25771 #B29957

monochromatic

#2D5662 #407B8C #579EB2 #81B6C5 #ABCED8

Accessibility & contrast

On white

3.03

#579EB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.94

#579EB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #579EB2

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579EB2	#FFFFFF	#000000	##000000
##579EB2	1.00	3.03	6.94	6.94
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.94	21.00	1.00	1.00
##000000	6.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#919AB3

Deuteranopia (green-blind)

#8390B2

Tritanopia (blue-blind)

#1FA5A4

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #579eb2;
/* rgb */ color: rgb(87, 158, 178);
/* oklch */ color: oklch(66.1% 0.077 218.2);

Tailwind

colors: {
  custom: {
    50: '#8dbac9',
    500: '#579eb2',
    950: '#000000',
  },
}

SCSS

$custom: #579eb2;
$custom-light: #8dbac9;
$custom-dark: #000000;

JSON

{
  "hex": "#579eb2",
  "rgb": {
    "r": 87,
    "g": 158,
    "b": 178
  },
  "hsl": {
    "h": 193.187,
    "s": 37.143,
    "l": 51.961
  },
  "oklch": {
    "l": 0.66054,
    "c": 0.07716,
    "h": 218.2
  },
  "luminance": 0.29694
}

Semantic roles & 50–950 ramp

primary

#579EB2

secondary

#C6A79E

accent

#745BCD

background

#F9FBFC

surface

#F1F6F8

border

#CBD0D1

text

#0D1113

muted

#7E8082

Preview Lab

Preview with #579EB2

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

Preview Lab → · Contrast checker → · Palette generator →