#539BF8#539BF8

#539BF8 is a light, vivid cyan. Relative luminance 0.321; OKLCH L 68.6% C 0.156 H 255.8°. Best body text is #000000 at 7.41:1 contrast (WCAG AA passes).

Color values

HEX	#539BF8
RGB	rgb(83, 155, 248)
HSL	hsl(214, 92%, 65%)
HSV	hsv(214, 67%, 97%)
CMYK	cmyk(66.5%, 37.5%, 0%, 2.7%)
CIE-LAB	lab(63.39, 6.46, -53.07)
CIE-LCH	lch(63.39, 53.46, 276.94°)
OKLab	oklab(68.58% -0.0383 -0.151)
OKLCH	oklch(68.58% 0.156 255.8)
XYZ	xyz(32.2257, 32.0557, 93.2778)
Luminance	0.3206 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539BF8 #F8B053

analogous

#53EEF8 #539BF8 #5D53F8

triadic

#539BF8 #F8539B #9BF853

tetradic

#539BF8 #F853EE #F8B053 #53F85D

square

#539BF8 #F853EE #F8B053 #53F85D

split-complementary

#539BF8 #F85D53 #EEF853

monochromatic

#085CC8 #1879F6 #539BF8 #8EBDFA #C9DFFD

Accessibility & contrast

On white

2.83

#539BF8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.41

#539BF8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539BF8

7.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539BF8	#FFFFFF	#000000	##000000
##539BF8	1.00	2.83	7.41	7.41
#FFFFFF	2.83	1.00	21.00	21.00
#000000	7.41	21.00	1.00	1.00
##000000	7.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#71A2FC

Deuteranopia (green-blind)

#5992F6

Tritanopia (blue-blind)

#00B0BE

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #539bf8;
/* rgb */ color: rgb(83, 155, 248);
/* oklch */ color: oklch(68.6% 0.156 255.8);

Tailwind

colors: {
  custom: {
    50: '#93b8fb',
    500: '#539bf8',
    950: '#000000',
  },
}

SCSS

$custom: #539bf8;
$custom-light: #93b8fb;
$custom-dark: #000000;

JSON

{
  "hex": "#539bf8",
  "rgb": {
    "r": 83,
    "g": 155,
    "b": 248
  },
  "hsl": {
    "h": 213.818,
    "s": 92.179,
    "l": 64.902
  },
  "oklch": {
    "l": 0.68581,
    "c": 0.15577,
    "h": 255.8
  },
  "luminance": 0.32059
}

Semantic roles & 50–950 ramp

primary

#539BF8

secondary

#F0D7B7

accent

#8100E6

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #539BF8

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

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