#539BDA#539BDA

#539BDA is a light, moderate cyan. Relative luminance 0.303; OKLCH L 67.0% C 0.119 H 247.1°. Best body text is #000000 at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#539BDA
RGB	rgb(83, 155, 218)
HSL	hsl(208, 65%, 59%)
HSV	hsv(208, 62%, 85%)
CMYK	cmyk(61.9%, 28.9%, 0%, 14.5%)
CIE-LAB	lab(61.95, -3.53, -38.80)
CIE-LCH	lch(61.95, 38.96, 264.80°)
OKLab	oklab(66.98% -0.0462 -0.1093)
OKLCH	oklch(66.98% 0.119 247.1)
XYZ	xyz(27.9388, 30.3410, 70.7001)
Luminance	0.3034 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539BDA #DA9253

analogous

#53DAD6 #539BDA #5358DA

triadic

#539BDA #DA539B #9BDA53

tetradic

#539BDA #D653DA #DA9253 #58DA53

square

#539BDA #D653DA #DA9253 #58DA53

split-complementary

#539BDA #DA5358 #DAD653

monochromatic

#205D93 #2A7DC5 #539BDA #85B8E5 #B8D6F0

Accessibility & contrast

On white

2.97

#539BDA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.07

#539BDA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539BDA

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539BDA	#FFFFFF	#000000	##000000
##539BDA	1.00	2.97	7.07	7.07
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.07	21.00	1.00	1.00
##000000	7.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#809DDD

Deuteranopia (green-blind)

#6D90D9

Tritanopia (blue-blind)

#00AAB1

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #539bda;
/* rgb */ color: rgb(83, 155, 218);
/* oklch */ color: oklch(67.0% 0.119 247.1);

Tailwind

colors: {
  custom: {
    50: '#8fb8e5',
    500: '#539bda',
    950: '#000000',
  },
}

SCSS

$custom: #539bda;
$custom-light: #8fb8e5;
$custom-dark: #000000;

JSON

{
  "hex": "#539bda",
  "rgb": {
    "r": 83,
    "g": 155,
    "b": 218
  },
  "hsl": {
    "h": 208,
    "s": 64.593,
    "l": 59.02
  },
  "oklch": {
    "l": 0.6698,
    "c": 0.11872,
    "h": 247.1
  },
  "luminance": 0.30344
}

Semantic roles & 50–950 ramp

primary

#539BDA

secondary

#DFC3AA

accent

#8E40E8

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #539BDA

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

Preview Lab → · Contrast checker → · Palette generator →