#539BC5#539BC5

#539BC5 is a light, moderate cyan. Relative luminance 0.293; OKLCH L 66.0% C 0.096 H 236.3°. Best body text is #000000 at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#539BC5
RGB	rgb(83, 155, 197)
HSL	hsl(202, 50%, 55%)
HSV	hsv(202, 58%, 77%)
CMYK	cmyk(57.9%, 21.3%, 0%, 22.7%)
CIE-LAB	lab(61.05, -10.23, -28.46)
CIE-LCH	lch(61.05, 30.24, 250.23°)
OKLab	oklab(65.98% -0.0531 -0.0795)
OKLCH	oklch(65.98% 0.096 236.3)
XYZ	xyz(25.3629, 29.3106, 57.1334)
Luminance	0.2931 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539BC5 #C57D53

analogous

#53C5B6 #539BC5 #5362C5

triadic

#539BC5 #C5539B #9BC553

tetradic

#539BC5 #B653C5 #C57D53 #62C553

square

#539BC5 #B653C5 #C57D53 #62C553

split-complementary

#539BC5 #C55362 #C5B653

monochromatic

#285976 #377CA4 #539BC5 #81B6D4 #AFD0E4

Accessibility & contrast

On white

3.06

#539BC5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.86

#539BC5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #539BC5

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539BC5	#FFFFFF	#000000	##000000
##539BC5	1.00	3.06	6.86	6.86
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.86	21.00	1.00	1.00
##000000	6.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#879AC7

Deuteranopia (green-blind)

#788EC4

Tritanopia (blue-blind)

#00A6A9

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #539bc5;
/* rgb */ color: rgb(83, 155, 197);
/* oklch */ color: oklch(66.0% 0.096 236.3);

Tailwind

colors: {
  custom: {
    50: '#8cb8d6',
    500: '#539bc5',
    950: '#000000',
  },
}

SCSS

$custom: #539bc5;
$custom-light: #8cb8d6;
$custom-dark: #000000;

JSON

{
  "hex": "#539bc5",
  "rgb": {
    "r": 83,
    "g": 155,
    "b": 197
  },
  "hsl": {
    "h": 202.105,
    "s": 49.565,
    "l": 54.902
  },
  "oklch": {
    "l": 0.6598,
    "c": 0.09563,
    "h": 236.3
  },
  "luminance": 0.29313
}

Semantic roles & 50–950 ramp

primary

#539BC5

secondary

#D2B4A2

accent

#824FD9

background

#F9FBFD

surface

#F1F6FA

border

#CBD0D3

text

#0D1114

muted

#7E8083

Preview Lab

Preview with #539BC5

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

Preview Lab → · Contrast checker → · Palette generator →