#539CCC#539CCC

#539CCC is a light, moderate cyan. Relative luminance 0.300; OKLCH L 66.5% C 0.102 H 239.6°. Best body text is #000000 at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#539CCC
RGB	rgb(83, 156, 204)
HSL	hsl(204, 54%, 56%)
HSV	hsv(204, 59%, 80%)
CMYK	cmyk(59.3%, 23.5%, 0%, 20%)
CIE-LAB	lab(61.63, -8.59, -31.49)
CIE-LCH	lch(61.63, 32.64, 254.74°)
OKLab	oklab(66.53% -0.0518 -0.0882)
OKLCH	oklch(66.53% 0.102 239.6)
XYZ	xyz(26.3507, 29.9731, 61.5118)
Luminance	0.2998 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539CCC #CC8353

analogous

#53CCC0 #539CCC #5360CC

triadic

#539CCC #CC539C #9CCC53

tetradic

#539CCC #C053CC #CC8353 #60CC53

square

#539CCC #C053CC #CC8353 #60CC53

split-complementary

#539CCC #CC5360 #CCC053

monochromatic

#265C7F #347EAE #539CCC #82B7DA #B1D2E8

Accessibility & contrast

On white

3.00

#539CCC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

7.00

#539CCC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539CCC

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539CCC	#FFFFFF	#000000	##000000
##539CCC	1.00	3.00	7.00	7.00
#FFFFFF	3.00	1.00	21.00	21.00
#000000	7.00	21.00	1.00	1.00
##000000	7.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#869CCE

Deuteranopia (green-blind)

#768FCB

Tritanopia (blue-blind)

#00A8AC

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #539ccc;
/* rgb */ color: rgb(83, 156, 204);
/* oklch */ color: oklch(66.5% 0.102 239.6);

Tailwind

colors: {
  custom: {
    50: '#8db9db',
    500: '#539ccc',
    950: '#000000',
  },
}

SCSS

$custom: #539ccc;
$custom-light: #8db9db;
$custom-dark: #000000;

JSON

{
  "hex": "#539ccc",
  "rgb": {
    "r": 83,
    "g": 156,
    "b": 204
  },
  "hsl": {
    "h": 203.802,
    "s": 54.26,
    "l": 56.275
  },
  "oklch": {
    "l": 0.66531,
    "c": 0.10229,
    "h": 239.6
  },
  "luminance": 0.29976
}

Semantic roles & 50–950 ramp

primary

#539CCC

secondary

#D6B8A4

accent

#854ADE

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #539CCC

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

Preview Lab → · Contrast checker → · Palette generator →