#539BD3#539BD3

#539BD3 is a light, moderate cyan. Relative luminance 0.300; OKLCH L 66.6% C 0.111 H 244.1°. Best body text is #000000 at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#539BD3
RGB	rgb(83, 155, 211)
HSL	hsl(206, 59%, 58%)
HSV	hsv(206, 61%, 83%)
CMYK	cmyk(60.7%, 26.5%, 0%, 17.3%)
CIE-LAB	lab(61.64, -5.80, -35.38)
CIE-LCH	lch(61.64, 35.85, 260.70°)
OKLab	oklab(66.64% -0.0484 -0.0995)
OKLCH	oklch(66.64% 0.111 244.1)
XYZ	xyz(27.0421, 29.9823, 65.9774)
Luminance	0.2999 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539BD3 #D38B53

analogous

#53D3CB #539BD3 #535BD3

triadic

#539BD3 #D3539B #9BD353

tetradic

#539BD3 #CB53D3 #D38B53 #5BD353

square

#539BD3 #CB53D3 #D38B53 #5BD353

split-complementary

#539BD3 #D3535B #D3CB53

monochromatic

#235C89 #2F7DB9 #539BD3 #84B7DF #B4D4EC

Accessibility & contrast

On white

3.00

#539BD3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

7.00

#539BD3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539BD3

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539BD3	#FFFFFF	#000000	##000000
##539BD3	1.00	3.00	7.00	7.00
#FFFFFF	3.00	1.00	21.00	21.00
#000000	7.00	21.00	1.00	1.00
##000000	7.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#829CD6

Deuteranopia (green-blind)

#718FD2

Tritanopia (blue-blind)

#00A9AE

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #539bd3;
/* rgb */ color: rgb(83, 155, 211);
/* oklch */ color: oklch(66.6% 0.111 244.1);

Tailwind

colors: {
  custom: {
    50: '#8eb8e0',
    500: '#539bd3',
    950: '#000000',
  },
}

SCSS

$custom: #539bd3;
$custom-light: #8eb8e0;
$custom-dark: #000000;

JSON

{
  "hex": "#539bd3",
  "rgb": {
    "r": 83,
    "g": 155,
    "b": 211
  },
  "hsl": {
    "h": 206.25,
    "s": 59.259,
    "l": 57.647
  },
  "oklch": {
    "l": 0.66635,
    "c": 0.11061,
    "h": 244.1
  },
  "luminance": 0.29985
}

Semantic roles & 50–950 ramp

primary

#539BD3

secondary

#DBBEA7

accent

#8A45E2

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #539BD3

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

Preview Lab → · Contrast checker → · Palette generator →