#539EEC#539EEC

#539EEC is a light, vivid cyan. Relative luminance 0.323; OKLCH L 68.6% C 0.138 H 251.3°. Best body text is #000000 at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#539EEC
RGB	rgb(83, 158, 236)
HSL	hsl(211, 80%, 63%)
HSV	hsv(211, 65%, 93%)
CMYK	cmyk(64.8%, 33.1%, 0%, 7.5%)
CIE-LAB	lab(63.63, 0.69, -46.11)
CIE-LCH	lch(63.63, 46.11, 270.86°)
OKLab	oklab(68.57% -0.0442 -0.1306)
OKLCH	oklch(68.57% 0.138 251.3)
XYZ	xyz(30.9289, 32.3457, 83.9540)
Luminance	0.3235 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539EEC #ECA153

analogous

#53EBEC #539EEC #5453EC

triadic

#539EEC #EC539E #9EEC53

tetradic

#539EEC #EC53EB #ECA153 #53EC54

square

#539EEC #EC53EB #ECA153 #53EC54

split-complementary

#539EEC #EC5453 #EBEC53

monochromatic

#1461B1 #1C7FE6 #539EEC #8ABDF2 #C1DCF8

Accessibility & contrast

On white

2.81

#539EEC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.47

#539EEC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539EEC

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539EEC	#FFFFFF	#000000	##000000
##539EEC	1.00	2.81	7.47	7.47
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.47	21.00	1.00	1.00
##000000	7.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7CA2EF

Deuteranopia (green-blind)

#6793EA

Tritanopia (blue-blind)

#00B0BA

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #539eec;
/* rgb */ color: rgb(83, 158, 236);
/* oklch */ color: oklch(68.6% 0.138 251.3);

Tailwind

colors: {
  custom: {
    50: '#92baf2',
    500: '#539eec',
    950: '#000000',
  },
}

SCSS

$custom: #539eec;
$custom-light: #92baf2;
$custom-dark: #000000;

JSON

{
  "hex": "#539eec",
  "rgb": {
    "r": 83,
    "g": 158,
    "b": 236
  },
  "hsl": {
    "h": 210.588,
    "s": 80.105,
    "l": 62.549
  },
  "oklch": {
    "l": 0.68574,
    "c": 0.13787,
    "h": 251.3
  },
  "luminance": 0.32349
}

Semantic roles & 50–950 ramp

primary

#539EEC

secondary

#E9CEB2

accent

#7509DC

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #539EEC

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

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