#579DBF#579DBF

#579DBF is a light, moderate cyan. Relative luminance 0.299; OKLCH L 66.4% C 0.087 H 231.1°. Best body text is #000000 at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#579DBF
RGB	rgb(87, 157, 191)
HSL	hsl(200, 45%, 55%)
HSV	hsv(200, 54%, 75%)
CMYK	cmyk(54.5%, 17.8%, 0%, 25.1%)
CIE-LAB	lab(61.57, -12.33, -24.29)
CIE-LCH	lch(61.57, 27.24, 243.08°)
OKLab	oklab(66.36% -0.0545 -0.0676)
OKLCH	oklch(66.36% 0.087 231.1)
XYZ	xyz(25.3879, 29.8995, 53.7134)
Luminance	0.2990 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579DBF #BF7957

analogous

#57BFAD #579DBF #5769BF

triadic

#579DBF #BF579D #9DBF57

tetradic

#579DBF #AD57BF #BF7957 #69BF57

square

#579DBF #AD57BF #BF7957 #69BF57

split-complementary

#579DBF #BF5769 #BFAD57

monochromatic

#2B5A71 #3C7D9D #579DBF #83B7D0 #B0D1E1

Accessibility & contrast

On white

3.01

#579DBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.98

#579DBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #579DBF

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579DBF	#FFFFFF	#000000	##000000
##579DBF	1.00	3.01	6.98	6.98
#FFFFFF	3.01	1.00	21.00	21.00
#000000	6.98	21.00	1.00	1.00
##000000	6.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C9BC1

Deuteranopia (green-blind)

#7D90BF

Tritanopia (blue-blind)

#02A6A8

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #579dbf;
/* rgb */ color: rgb(87, 157, 191);
/* oklch */ color: oklch(66.4% 0.087 231.1);

Tailwind

colors: {
  custom: {
    50: '#8ebad2',
    500: '#579dbf',
    950: '#000000',
  },
}

SCSS

$custom: #579dbf;
$custom-light: #8ebad2;
$custom-dark: #000000;

JSON

{
  "hex": "#579dbf",
  "rgb": {
    "r": 87,
    "g": 157,
    "b": 191
  },
  "hsl": {
    "h": 199.615,
    "s": 44.828,
    "l": 54.51
  },
  "oklch": {
    "l": 0.66355,
    "c": 0.08682,
    "h": 231.1
  },
  "luminance": 0.29902
}

Semantic roles & 50–950 ramp

primary

#579DBF

secondary

#CFB1A3

accent

#7E53D5

background

#F9FBFC

surface

#F1F6F9

border

#CBD0D2

text

#0D1114

muted

#7E8082

Preview Lab

Preview with #579DBF

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

Preview Lab → · Contrast checker → · Palette generator →