#539CE3#539CE3

#539CE3 is a light, vivid cyan. Relative luminance 0.312; OKLCH L 67.7% C 0.129 H 249.7°. Best body text is #000000 at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#539CE3
RGB	rgb(83, 156, 227)
HSL	hsl(210, 72%, 61%)
HSV	hsv(210, 63%, 89%)
CMYK	cmyk(63.4%, 31.3%, 0%, 11%)
CIE-LAB	lab(62.64, -1.15, -42.70)
CIE-LCH	lch(62.64, 42.71, 268.46°)
OKLab	oklab(67.66% -0.0447 -0.1207)
OKLCH	oklch(67.66% 0.129 249.7)
XYZ	xyz(29.3158, 31.1591, 77.1275)
Luminance	0.3116 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539CE3 #E39A53

analogous

#53E3E2 #539CE3 #5354E3

triadic

#539CE3 #E3539C #9CE353

tetradic

#539CE3 #E253E3 #E39A53 #54E353

square

#539CE3 #E253E3 #E39A53 #54E353

split-complementary

#539CE3 #E35354 #E3E253

monochromatic

#1A5FA1 #237ED6 #539CE3 #88BAEC #BCD9F4

Accessibility & contrast

On white

2.90

#539CE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.23

#539CE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539CE3

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539CE3	#FFFFFF	#000000	##000000
##539CE3	1.00	2.90	7.23	7.23
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.23	21.00	1.00	1.00
##000000	7.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D9FE6

Deuteranopia (green-blind)

#6A91E2

Tritanopia (blue-blind)

#00ADB5

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #539ce3;
/* rgb */ color: rgb(83, 156, 227);
/* oklch */ color: oklch(67.7% 0.129 249.7);

Tailwind

colors: {
  custom: {
    50: '#90b8ec',
    500: '#539ce3',
    950: '#000000',
  },
}

SCSS

$custom: #539ce3;
$custom-light: #90b8ec;
$custom-dark: #000000;

JSON

{
  "hex": "#539ce3",
  "rgb": {
    "r": 83,
    "g": 156,
    "b": 227
  },
  "hsl": {
    "h": 209.583,
    "s": 72,
    "l": 60.784
  },
  "oklch": {
    "l": 0.67661,
    "c": 0.12867,
    "h": 249.7
  },
  "luminance": 0.31162
}

Semantic roles & 50–950 ramp

primary

#539CE3

secondary

#E4C9AE

accent

#7111D4

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #539CE3

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

Preview Lab → · Contrast checker → · Palette generator →