#539EC9#539EC9

#539EC9 is a light, moderate cyan. Relative luminance 0.305; OKLCH L 66.9% C 0.098 H 236.0°. Best body text is #000000 at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#539EC9
RGB	rgb(83, 158, 201)
HSL	hsl(202, 52%, 56%)
HSV	hsv(202, 59%, 79%)
CMYK	cmyk(58.7%, 21.4%, 0%, 21.2%)
CIE-LAB	lab(62.09, -10.64, -29.10)
CIE-LCH	lch(62.09, 30.99, 249.92°)
OKLab	oklab(66.85% -0.055 -0.0814)
OKLCH	oklch(66.85% 0.098 236)
XYZ	xyz(26.3328, 30.5073, 59.7478)
Luminance	0.3051 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539EC9 #C97E53

analogous

#53C9B9 #539EC9 #5363C9

triadic

#539EC9 #C9539E #9EC953

tetradic

#539EC9 #B953C9 #C97E53 #63C953

square

#539EC9 #B953C9 #C97E53 #63C953

split-complementary

#539EC9 #C95363 #C9B953

monochromatic

#275C7B #357FAA #539EC9 #82B8D8 #B0D3E6

Accessibility & contrast

On white

2.96

#539EC9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.10

#539EC9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539EC9

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539EC9	#FFFFFF	#000000	##000000
##539EC9	1.00	2.96	7.10	7.10
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.10	21.00	1.00	1.00
##000000	7.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A9DCB

Deuteranopia (green-blind)

#7991C8

Tritanopia (blue-blind)

#00A9AC

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #539ec9;
/* rgb */ color: rgb(83, 158, 201);
/* oklch */ color: oklch(66.9% 0.098 236.0);

Tailwind

colors: {
  custom: {
    50: '#8dbad9',
    500: '#539ec9',
    950: '#000000',
  },
}

SCSS

$custom: #539ec9;
$custom-light: #8dbad9;
$custom-dark: #000000;

JSON

{
  "hex": "#539ec9",
  "rgb": {
    "r": 83,
    "g": 158,
    "b": 201
  },
  "hsl": {
    "h": 201.864,
    "s": 52.212,
    "l": 55.686
  },
  "oklch": {
    "l": 0.66854,
    "c": 0.0982,
    "h": 236
  },
  "luminance": 0.3051
}

Semantic roles & 50–950 ramp

primary

#539EC9

secondary

#D4B5A3

accent

#804CDC

background

#F9FBFD

surface

#F1F6FA

border

#CBD0D3

text

#0D1114

muted

#7E8083

Preview Lab

Preview with #539EC9

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

Preview Lab → · Contrast checker → · Palette generator →