#539DAD#539DAD

#539DAD is a light, moderate cyan. Relative luminance 0.290; OKLCH L 65.4% C 0.077 H 213.5°. Best body text is #000000 at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#539DAD
RGB	rgb(83, 157, 173)
HSL	hsl(191, 35%, 50%)
HSV	hsv(191, 52%, 68%)
CMYK	cmyk(52%, 9.2%, 0%, 32.2%)
CIE-LAB	lab(60.75, -18.52, -15.42)
CIE-LCH	lch(60.75, 24.09, 219.78°)
OKLab	oklab(65.44% -0.0645 -0.0426)
OKLCH	oklch(65.44% 0.077 213.5)
XYZ	xyz(23.1641, 28.9680, 43.8977)
Luminance	0.2897 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539DAD #AD6353

analogous

#53AD90 #539DAD #5370AD

triadic

#539DAD #AD539D #9DAD53

tetradic

#539DAD #9053AD #AD6353 #70AD53

square

#539DAD #9053AD #AD6353 #70AD53

split-complementary

#539DAD #AD5370 #AD9053

monochromatic

#2B525A #3F7884 #539DAD #7CB5C1 #A6CCD5

Accessibility & contrast

On white

3.09

#539DAD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.79

#539DAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #539DAD

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539DAD	#FFFFFF	#000000	##000000
##539DAD	1.00	3.09	6.79	6.79
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.79	21.00	1.00	1.00
##000000	6.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9199AE

Deuteranopia (green-blind)

#838EAD

Tritanopia (blue-blind)

#16A3A2

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #539dad;
/* rgb */ color: rgb(83, 157, 173);
/* oklch */ color: oklch(65.4% 0.077 213.5);

Tailwind

colors: {
  custom: {
    50: '#8abac5',
    500: '#539dad',
    950: '#000000',
  },
}

SCSS

$custom: #539dad;
$custom-light: #8abac5;
$custom-dark: #000000;

JSON

{
  "hex": "#539dad",
  "rgb": {
    "r": 83,
    "g": 157,
    "b": 173
  },
  "hsl": {
    "h": 190.667,
    "s": 35.433,
    "l": 50.196
  },
  "oklch": {
    "l": 0.65445,
    "c": 0.07726,
    "h": 213.5
  },
  "luminance": 0.2897
}

Semantic roles & 50–950 ramp

primary

#539DAD

secondary

#C2A19A

accent

#705CCB

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1112

muted

#7D8081

Preview Lab

Preview with #539DAD

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

Preview Lab → · Contrast checker → · Palette generator →