#539BBD#539BBD

#539BBD is a light, moderate cyan. Relative luminance 0.290; OKLCH L 65.6% C 0.088 H 230.6°. Best body text is #000000 at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#539BBD
RGB	rgb(83, 155, 189)
HSL	hsl(199, 45%, 53%)
HSV	hsv(199, 56%, 74%)
CMYK	cmyk(56.1%, 18%, 0%, 25.9%)
CIE-LAB	lab(60.74, -12.70, -24.45)
CIE-LCH	lch(60.74, 27.55, 242.56°)
OKLab	oklab(65.63% -0.0559 -0.0681)
OKLCH	oklch(65.63% 0.088 230.6)
XYZ	xyz(24.4705, 28.9536, 52.4333)
Luminance	0.2896 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539BBD #BD7553

analogous

#53BDAA #539BBD #5366BD

triadic

#539BBD #BD539B #9BBD53

tetradic

#539BBD #AA53BD #BD7553 #66BD53

square

#539BBD #AA53BD #BD7553 #66BD53

split-complementary

#539BBD #BD5366 #BDAA53

monochromatic

#29576C #3A7A98 #539BBD #7FB5CE #ABCEDF

Accessibility & contrast

On white

3.09

#539BBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.79

#539BBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #539BBD

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539BBD	#FFFFFF	#000000	##000000
##539BBD	1.00	3.09	6.79	6.79
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.79	21.00	1.00	1.00
##000000	6.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A99BF

Deuteranopia (green-blind)

#7B8EBD

Tritanopia (blue-blind)

#00A4A6

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #539bbd;
/* rgb */ color: rgb(83, 155, 189);
/* oklch */ color: oklch(65.6% 0.088 230.6);

Tailwind

colors: {
  custom: {
    50: '#8cb8d1',
    500: '#539bbd',
    950: '#000000',
  },
}

SCSS

$custom: #539bbd;
$custom-light: #8cb8d1;
$custom-dark: #000000;

JSON

{
  "hex": "#539bbd",
  "rgb": {
    "r": 83,
    "g": 155,
    "b": 189
  },
  "hsl": {
    "h": 199.245,
    "s": 44.538,
    "l": 53.333
  },
  "oklch": {
    "l": 0.65627,
    "c": 0.08813,
    "h": 230.6
  },
  "luminance": 0.28956
}

Semantic roles & 50–950 ramp

primary

#539BBD

secondary

#CDAE9F

accent

#7D54D4

background

#F9FBFC

surface

#F1F6F9

border

#CBD0D2

text

#0D1114

muted

#7E8082

Preview Lab

Preview with #539BBD

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

Preview Lab → · Contrast checker → · Palette generator →