#579FCE#579FCE

#579FCE is a light, moderate cyan. Relative luminance 0.313; OKLCH L 67.5% C 0.101 H 239.2°. Best body text is #000000 at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#579FCE
RGB	rgb(87, 159, 206)
HSL	hsl(204, 55%, 57%)
HSV	hsv(204, 58%, 81%)
CMYK	cmyk(57.8%, 22.8%, 0%, 19.2%)
CIE-LAB	lab(62.74, -8.84, -30.87)
CIE-LCH	lch(62.74, 32.11, 254.03°)
OKLab	oklab(67.48% -0.0514 -0.0864)
OKLCH	oklch(67.48% 0.101 239.2)
XYZ	xyz(27.4650, 31.2762, 62.9701)
Luminance	0.3128 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579FCE #CE8657

analogous

#57CEC1 #579FCE #5764CE

triadic

#579FCE #CE579F #9FCE57

tetradic

#579FCE #C157CE #CE8657 #64CE57

square

#579FCE #C157CE #CE8657 #64CE57

split-complementary

#579FCE #CE5764 #CEC157

monochromatic

#275F84 #3481B3 #579FCE #86BADC #B6D5EA

Accessibility & contrast

On white

2.89

#579FCE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.26

#579FCE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579FCE

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579FCE	#FFFFFF	#000000	##000000
##579FCE	1.00	2.89	7.26	7.26
#FFFFFF	2.89	1.00	21.00	21.00
#000000	7.26	21.00	1.00	1.00
##000000	7.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A9FD0

Deuteranopia (green-blind)

#7992CD

Tritanopia (blue-blind)

#00ABAF

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #579fce;
/* rgb */ color: rgb(87, 159, 206);
/* oklch */ color: oklch(67.5% 0.101 239.2);

Tailwind

colors: {
  custom: {
    50: '#90bbdd',
    500: '#579fce',
    950: '#000000',
  },
}

SCSS

$custom: #579fce;
$custom-light: #90bbdd;
$custom-dark: #000000;

JSON

{
  "hex": "#579fce",
  "rgb": {
    "r": 87,
    "g": 159,
    "b": 206
  },
  "hsl": {
    "h": 203.697,
    "s": 54.839,
    "l": 57.451
  },
  "oklch": {
    "l": 0.67481,
    "c": 0.10055,
    "h": 239.2
  },
  "luminance": 0.31279
}

Semantic roles & 50–950 ramp

primary

#579FCE

secondary

#D8BBA8

accent

#844ADE

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #579FCE

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

Preview Lab → · Contrast checker → · Palette generator →