#579FBF#579FBF

#579FBF is a light, moderate cyan. Relative luminance 0.306; OKLCH L 66.8% C 0.086 H 228.9°. Best body text is #000000 at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#579FBF
RGB	rgb(87, 159, 191)
HSL	hsl(198, 45%, 55%)
HSV	hsv(198, 54%, 75%)
CMYK	cmyk(54.5%, 16.8%, 0%, 25.1%)
CIE-LAB	lab(62.15, -13.42, -23.39)
CIE-LCH	lch(62.15, 26.97, 240.15°)
OKLab	oklab(66.82% -0.0568 -0.065)
OKLCH	oklch(66.82% 0.086 228.9)
XYZ	xyz(25.7290, 30.5818, 53.8271)
Luminance	0.3058 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579FBF #BF7757

analogous

#57BFAB #579FBF #576BBF

triadic

#579FBF #BF579F #9FBF57

tetradic

#579FBF #AB57BF #BF7757 #6BBF57

square

#579FBF #AB57BF #BF7757 #6BBF57

split-complementary

#579FBF #BF576B #BFAB57

monochromatic

#2B5B71 #3C7F9D #579FBF #83B8D0 #B0D2E1

Accessibility & contrast

On white

2.95

#579FBF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.12

#579FBF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579FBF

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579FBF	#FFFFFF	#000000	##000000
##579FBF	1.00	2.95	7.12	7.12
#FFFFFF	2.95	1.00	21.00	21.00
#000000	7.12	21.00	1.00	1.00
##000000	7.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F9DC1

Deuteranopia (green-blind)

#8091BF

Tritanopia (blue-blind)

#00A8A9

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #579fbf;
/* rgb */ color: rgb(87, 159, 191);
/* oklch */ color: oklch(66.8% 0.086 228.9);

Tailwind

colors: {
  custom: {
    50: '#8ebbd2',
    500: '#579fbf',
    950: '#000000',
  },
}

SCSS

$custom: #579fbf;
$custom-light: #8ebbd2;
$custom-dark: #000000;

JSON

{
  "hex": "#579fbf",
  "rgb": {
    "r": 87,
    "g": 159,
    "b": 191
  },
  "hsl": {
    "h": 198.462,
    "s": 44.828,
    "l": 54.51
  },
  "oklch": {
    "l": 0.66821,
    "c": 0.08634,
    "h": 228.9
  },
  "luminance": 0.30584
}

Semantic roles & 50–950 ramp

primary

#579FBF

secondary

#CFB0A3

accent

#7B53D5

background

#F9FBFC

surface

#F1F6F9

border

#CBD0D2

text

#0D1114

muted

#7E8082

Preview Lab

Preview with #579FBF

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

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