#579BC7#579BC7

#579BC7 is a light, moderate cyan. Relative luminance 0.296; OKLCH L 66.2% C 0.095 H 238.8°. Best body text is #000000 at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#579BC7
RGB	rgb(87, 155, 199)
HSL	hsl(204, 50%, 56%)
HSV	hsv(204, 56%, 78%)
CMYK	cmyk(56.3%, 22.1%, 0%, 22%)
CIE-LAB	lab(61.30, -8.79, -29.19)
CIE-LCH	lch(61.30, 30.49, 253.24°)
OKLab	oklab(66.25% -0.0494 -0.0816)
OKLCH	oklch(66.25% 0.095 238.8)
XYZ	xyz(25.9568, 29.5901, 58.3653)
Luminance	0.2959 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579BC7 #C78357

analogous

#57C7BB #579BC7 #5763C7

triadic

#579BC7 #C7579B #9BC757

tetradic

#579BC7 #BB57C7 #C78357 #63C757

square

#579BC7 #BB57C7 #C78357 #63C757

split-complementary

#579BC7 #C75763 #C7BB57

monochromatic

#295B7B #387CA9 #579BC7 #85B6D6 #B3D2E6

Accessibility & contrast

On white

3.04

#579BC7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.92

#579BC7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #579BC7

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579BC7	#FFFFFF	#000000	##000000
##579BC7	1.00	3.04	6.92	6.92
#FFFFFF	3.04	1.00	21.00	21.00
#000000	6.92	21.00	1.00	1.00
##000000	6.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#879AC9

Deuteranopia (green-blind)

#788FC6

Tritanopia (blue-blind)

#00A6AA

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #579bc7;
/* rgb */ color: rgb(87, 155, 199);
/* oklch */ color: oklch(66.2% 0.095 238.8);

Tailwind

colors: {
  custom: {
    50: '#8fb8d8',
    500: '#579bc7',
    950: '#000000',
  },
}

SCSS

$custom: #579bc7;
$custom-light: #8fb8d8;
$custom-dark: #000000;

JSON

{
  "hex": "#579bc7",
  "rgb": {
    "r": 87,
    "g": 155,
    "b": 199
  },
  "hsl": {
    "h": 203.571,
    "s": 50,
    "l": 56.078
  },
  "oklch": {
    "l": 0.66245,
    "c": 0.09537,
    "h": 238.8
  },
  "luminance": 0.29592
}

Semantic roles & 50–950 ramp

primary

#579BC7

secondary

#D4B8A6

accent

#854EDA

background

#F9FBFD

surface

#F1F6FA

border

#CBD0D3

text

#0D1114

muted

#7E8083

Preview Lab

Preview with #579BC7

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

Preview Lab → · Contrast checker → · Palette generator →