#539DD1#539DD1

#539DD1 is a light, moderate cyan. Relative luminance 0.306; OKLCH L 67.0% C 0.107 H 241.4°. Best body text is #000000 at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#539DD1
RGB	rgb(83, 157, 209)
HSL	hsl(205, 58%, 57%)
HSV	hsv(205, 60%, 82%)
CMYK	cmyk(60.3%, 24.9%, 0%, 18%)
CIE-LAB	lab(62.13, -7.56, -33.50)
CIE-LCH	lch(62.13, 34.35, 257.29°)
OKLab	oklab(67% -0.0512 -0.094)
OKLCH	oklch(67% 0.107 241.4)
XYZ	xyz(27.1286, 30.5538, 64.7771)
Luminance	0.3056 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539DD1 #D18753

analogous

#53D1C6 #539DD1 #535ED1

triadic

#539DD1 #D1539D #9DD153

tetradic

#539DD1 #C653D1 #D18753 #5ED153

square

#539DD1 #C653D1 #D18753 #5ED153

split-complementary

#539DD1 #D1535E #D1C653

monochromatic

#245D86 #317FB6 #539DD1 #83B9DE #B4D4EB

Accessibility & contrast

On white

2.95

#539DD1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.11

#539DD1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539DD1

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539DD1	#FFFFFF	#000000	##000000
##539DD1	1.00	2.95	7.11	7.11
#FFFFFF	2.95	1.00	21.00	21.00
#000000	7.11	21.00	1.00	1.00
##000000	7.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#869DD3

Deuteranopia (green-blind)

#7591D0

Tritanopia (blue-blind)

#00AAAF

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #539dd1;
/* rgb */ color: rgb(83, 157, 209);
/* oklch */ color: oklch(67.0% 0.107 241.4);

Tailwind

colors: {
  custom: {
    50: '#8eb9df',
    500: '#539dd1',
    950: '#000000',
  },
}

SCSS

$custom: #539dd1;
$custom-light: #8eb9df;
$custom-dark: #000000;

JSON

{
  "hex": "#539dd1",
  "rgb": {
    "r": 83,
    "g": 157,
    "b": 209
  },
  "hsl": {
    "h": 204.762,
    "s": 57.798,
    "l": 57.255
  },
  "oklch": {
    "l": 0.66995,
    "c": 0.10706,
    "h": 241.4
  },
  "luminance": 0.30556
}

Semantic roles & 50–950 ramp

primary

#539DD1

secondary

#D9BBA6

accent

#8647E1

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #539DD1

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

Preview Lab → · Contrast checker → · Palette generator →