#578ECC#578ECC

#578ECC is a light, moderate cyan. Relative luminance 0.257; OKLCH L 63.5% C 0.111 H 252.5°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#578ECC
RGB	rgb(87, 142, 204)
HSL	hsl(212, 53%, 57%)
HSV	hsv(212, 57%, 80%)
CMYK	cmyk(57.4%, 30.4%, 0%, 20%)
CIE-LAB	lab(57.78, 0.19, -37.48)
CIE-LCH	lch(57.78, 37.48, 270.29°)
OKLab	oklab(63.54% -0.0332 -0.1056)
OKLCH	oklch(63.54% 0.111 252.5)
XYZ	xyz(24.4987, 25.7298, 60.7903)
Luminance	0.2573 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578ECC #CC9557

analogous

#57C9CC #578ECC #5B57CC

triadic

#578ECC #CC578E #8ECC57

tetradic

#578ECC #CC57C9 #CC9557 #57CC5B

square

#578ECC #CC57C9 #CC9557 #57CC5B

split-complementary

#578ECC #CC5B57 #C9CC57

monochromatic

#275281 #366FB0 #578ECC #86AEDA #B5CDE9

Accessibility & contrast

On white

3.42

#578ECC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#578ECC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578ECC

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578ECC	#FFFFFF	#000000	##000000
##578ECC	1.00	3.42	6.15	6.15
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.15	21.00	1.00	1.00
##000000	6.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7491CF

Deuteranopia (green-blind)

#6586CB

Tritanopia (blue-blind)

#009CA4

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #578ecc;
/* rgb */ color: rgb(87, 142, 204);
/* oklch */ color: oklch(63.5% 0.111 252.5);

Tailwind

colors: {
  custom: {
    50: '#8faedc',
    500: '#578ecc',
    950: '#000000',
  },
}

SCSS

$custom: #578ecc;
$custom-light: #8faedc;
$custom-dark: #000000;

JSON

{
  "hex": "#578ecc",
  "rgb": {
    "r": 87,
    "g": 142,
    "b": 204
  },
  "hsl": {
    "h": 211.795,
    "s": 53.425,
    "l": 57.059
  },
  "oklch": {
    "l": 0.63542,
    "c": 0.11067,
    "h": 252.5
  },
  "luminance": 0.25732
}

Semantic roles & 50–950 ramp

primary

#578ECC

secondary

#D7C1A8

accent

#984BDD

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #578ECC

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

Preview Lab → · Contrast checker → · Palette generator →