#579AF3#579AF3

#579AF3 is a light, vivid cyan. Relative luminance 0.316; OKLCH L 68.3% C 0.149 H 256.2°. Best body text is #000000 at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#579AF3
RGB	rgb(87, 154, 243)
HSL	hsl(214, 87%, 65%)
HSV	hsv(214, 64%, 95%)
CMYK	cmyk(64.2%, 36.6%, 0%, 4.7%)
CIE-LAB	lab(63.02, 6.01, -50.91)
CIE-LCH	lch(63.02, 51.27, 276.73°)
OKLab	oklab(68.25% -0.0356 -0.1446)
OKLCH	oklch(68.25% 0.149 256.2)
XYZ	xyz(31.6579, 31.6054, 89.2087)
Luminance	0.3161 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579AF3 #F3B057

analogous

#57E8F3 #579AF3 #6257F3

triadic

#579AF3 #F3579A #9AF357

tetradic

#579AF3 #F357E8 #F3B057 #57F362

square

#579AF3 #F357E8 #F3B057 #57F362

split-complementary

#579AF3 #F36257 #E8F357

monochromatic

#0E5BC2 #1E78EF #579AF3 #90BCF7 #C9DFFB

Accessibility & contrast

On white

2.87

#579AF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.32

#579AF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579AF3

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579AF3	#FFFFFF	#000000	##000000
##579AF3	1.00	2.87	7.32	7.32
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.32	21.00	1.00	1.00
##000000	7.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#73A0F7

Deuteranopia (green-blind)

#5D92F1

Tritanopia (blue-blind)

#00AEBB

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #579af3;
/* rgb */ color: rgb(87, 154, 243);
/* oklch */ color: oklch(68.3% 0.149 256.2);

Tailwind

colors: {
  custom: {
    50: '#94b7f7',
    500: '#579af3',
    950: '#000000',
  },
}

SCSS

$custom: #579af3;
$custom-light: #94b7f7;
$custom-dark: #000000;

JSON

{
  "hex": "#579af3",
  "rgb": {
    "r": 87,
    "g": 154,
    "b": 243
  },
  "hsl": {
    "h": 214.231,
    "s": 86.667,
    "l": 64.706
  },
  "oklch": {
    "l": 0.6825,
    "c": 0.14892,
    "h": 256.2
  },
  "luminance": 0.31609
}

Semantic roles & 50–950 ramp

primary

#579AF3

secondary

#EED7B8

accent

#8302E3

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #579AF3

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

Preview Lab → · Contrast checker → · Palette generator →