#579ACF#579ACF

#579ACF is a light, moderate cyan. Relative luminance 0.296; OKLCH L 66.4% C 0.105 H 244.2°. Best body text is #000000 at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#579ACF
RGB	rgb(87, 154, 207)
HSL	hsl(207, 56%, 58%)
HSV	hsv(207, 58%, 81%)
CMYK	cmyk(58%, 25.6%, 0%, 18.8%)
CIE-LAB	lab(61.34, -5.73, -33.60)
CIE-LCH	lch(61.34, 34.08, 260.32°)
OKLab	oklab(66.39% -0.0456 -0.0943)
OKLCH	oklch(66.39% 0.105 244.2)
XYZ	xyz(26.7444, 29.6400, 63.3311)
Luminance	0.2964 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579ACF #CF8C57

analogous

#57CFC8 #579ACF #575ECF

triadic

#579ACF #CF579A #9ACF57

tetradic

#579ACF #C857CF #CF8C57 #5ECF57

square

#579ACF #C857CF #CF8C57 #5ECF57

split-complementary

#579ACF #CF575E #CFC857

monochromatic

#265B85 #347CB5 #579ACF #87B7DD #B6D3EA

Accessibility & contrast

On white

3.03

#579ACF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.93

#579ACF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #579ACF

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579ACF	#FFFFFF	#000000	##000000
##579ACF	1.00	3.03	6.93	6.93
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.93	21.00	1.00	1.00
##000000	6.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#839BD1

Deuteranopia (green-blind)

#738FCE

Tritanopia (blue-blind)

#00A7AC

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #579acf;
/* rgb */ color: rgb(87, 154, 207);
/* oklch */ color: oklch(66.4% 0.105 244.2);

Tailwind

colors: {
  custom: {
    50: '#90b7de',
    500: '#579acf',
    950: '#000000',
  },
}

SCSS

$custom: #579acf;
$custom-light: #90b7de;
$custom-dark: #000000;

JSON

{
  "hex": "#579acf",
  "rgb": {
    "r": 87,
    "g": 154,
    "b": 207
  },
  "hsl": {
    "h": 206.5,
    "s": 55.556,
    "l": 57.647
  },
  "oklch": {
    "l": 0.66389,
    "c": 0.10472,
    "h": 244.2
  },
  "luminance": 0.29642
}

Semantic roles & 50–950 ramp

primary

#579ACF

secondary

#D9BEA9

accent

#8B49DF

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #579ACF

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

Preview Lab → · Contrast checker → · Palette generator →