#579FDA#579FDA

#579FDA is a light, moderate cyan. Relative luminance 0.319; OKLCH L 68.0% C 0.114 H 245.3°. Best body text is #000000 at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#579FDA
RGB	rgb(87, 159, 218)
HSL	hsl(207, 64%, 60%)
HSV	hsv(207, 60%, 85%)
CMYK	cmyk(60.1%, 27.1%, 0%, 14.5%)
CIE-LAB	lab(63.25, -5.05, -36.76)
CIE-LCH	lch(63.25, 37.10, 262.18°)
OKLab	oklab(68.05% -0.0475 -0.1034)
OKLCH	oklch(68.05% 0.114 245.3)
XYZ	xyz(28.9788, 31.8818, 70.9427)
Luminance	0.3188 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579FDA #DA9257

analogous

#57DAD3 #579FDA #575EDA

triadic

#579FDA #DA579F #9FDA57

tetradic

#579FDA #D357DA #DA9257 #5EDA57

square

#579FDA #D357DA #DA9257 #5EDA57

split-complementary

#579FDA #DA575E #DAD357

monochromatic

#216196 #2C82C8 #579FDA #89BCE5 #BBD8F0

Accessibility & contrast

On white

2.85

#579FDA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.38

#579FDA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579FDA

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579FDA	#FFFFFF	#000000	##000000
##579FDA	1.00	2.85	7.38	7.38
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.38	21.00	1.00	1.00
##000000	7.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#85A0DD

Deuteranopia (green-blind)

#7493D9

Tritanopia (blue-blind)

#00ADB3

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #579fda;
/* rgb */ color: rgb(87, 159, 218);
/* oklch */ color: oklch(68.0% 0.114 245.3);

Tailwind

colors: {
  custom: {
    50: '#91bbe5',
    500: '#579fda',
    950: '#000000',
  },
}

SCSS

$custom: #579fda;
$custom-light: #91bbe5;
$custom-dark: #000000;

JSON

{
  "hex": "#579fda",
  "rgb": {
    "r": 87,
    "g": 159,
    "b": 218
  },
  "hsl": {
    "h": 207.023,
    "s": 63.902,
    "l": 59.804
  },
  "oklch": {
    "l": 0.68046,
    "c": 0.11377,
    "h": 245.3
  },
  "luminance": 0.31884
}

Semantic roles & 50–950 ramp

primary

#579FDA

secondary

#E0C4AD

accent

#8C41E7

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #579FDA

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

Preview Lab → · Contrast checker → · Palette generator →