#539FDA#539FDA

#539FDA is a light, moderate cyan. Relative luminance 0.317; OKLCH L 67.9% C 0.116 H 244.2°. Best body text is #000000 at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#539FDA
RGB	rgb(83, 159, 218)
HSL	hsl(206, 65%, 59%)
HSV	hsv(206, 62%, 85%)
CMYK	cmyk(61.9%, 27.1%, 0%, 14.5%)
CIE-LAB	lab(63.09, -5.79, -37.01)
CIE-LCH	lch(63.09, 37.46, 261.11°)
OKLab	oklab(67.88% -0.0504 -0.1041)
OKLCH	oklch(67.88% 0.116 244.2)
XYZ	xyz(28.6156, 31.6945, 70.9257)
Luminance	0.3170 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539FDA #DA8E53

analogous

#53DAD1 #539FDA #535CDA

triadic

#539FDA #DA539F #9FDA53

tetradic

#539FDA #D153DA #DA8E53 #5CDA53

square

#539FDA #D153DA #DA8E53 #5CDA53

split-complementary

#539FDA #DA535C #DAD153

monochromatic

#206193 #2A82C5 #539FDA #85BBE5 #B8D7F0

Accessibility & contrast

On white

2.86

#539FDA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.34

#539FDA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539FDA

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539FDA	#FFFFFF	#000000	##000000
##539FDA	1.00	2.86	7.34	7.34
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.34	21.00	1.00	1.00
##000000	7.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#85A0DD

Deuteranopia (green-blind)

#7393D9

Tritanopia (blue-blind)

#00ADB3

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #539fda;
/* rgb */ color: rgb(83, 159, 218);
/* oklch */ color: oklch(67.9% 0.116 244.2);

Tailwind

colors: {
  custom: {
    50: '#8fbbe5',
    500: '#539fda',
    950: '#000000',
  },
}

SCSS

$custom: #539fda;
$custom-light: #8fbbe5;
$custom-dark: #000000;

JSON

{
  "hex": "#539fda",
  "rgb": {
    "r": 83,
    "g": 159,
    "b": 218
  },
  "hsl": {
    "h": 206.222,
    "s": 64.593,
    "l": 59.02
  },
  "oklch": {
    "l": 0.67881,
    "c": 0.11572,
    "h": 244.2
  },
  "luminance": 0.31697
}

Semantic roles & 50–950 ramp

primary

#539FDA

secondary

#DFC1AA

accent

#8940E8

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #539FDA

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

Preview Lab → · Contrast checker → · Palette generator →