#539ACF#539ACF

#539ACF is a light, moderate cyan. Relative luminance 0.295; OKLCH L 66.2% C 0.107 H 242.9°. Best body text is #000000 at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#539ACF
RGB	rgb(83, 154, 207)
HSL	hsl(206, 56%, 57%)
HSV	hsv(206, 60%, 81%)
CMYK	cmyk(59.9%, 25.6%, 0%, 18.8%)
CIE-LAB	lab(61.18, -6.51, -33.87)
CIE-LCH	lch(61.18, 34.49, 259.11°)
OKLab	oklab(66.22% -0.0486 -0.0951)
OKLCH	oklch(66.22% 0.107 242.9)
XYZ	xyz(26.3812, 29.4527, 63.3141)
Luminance	0.2945 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539ACF #CF8853

analogous

#53CFC6 #539ACF #535CCF

triadic

#539ACF #CF539A #9ACF53

tetradic

#539ACF #C653CF #CF8853 #5CCF53

square

#539ACF #C653CF #CF8853 #5CCF53

split-complementary

#539ACF #CF535C #CFC653

monochromatic

#255B83 #327CB3 #539ACF #83B6DC #B3D2EA

Accessibility & contrast

On white

3.05

#539ACF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.89

#539ACF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #539ACF

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539ACF	#FFFFFF	#000000	##000000
##539ACF	1.00	3.05	6.89	6.89
#FFFFFF	3.05	1.00	21.00	21.00
#000000	6.89	21.00	1.00	1.00
##000000	6.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#839BD1

Deuteranopia (green-blind)

#728ECE

Tritanopia (blue-blind)

#00A7AC

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #539acf;
/* rgb */ color: rgb(83, 154, 207);
/* oklch */ color: oklch(66.2% 0.107 242.9);

Tailwind

colors: {
  custom: {
    50: '#8eb7de',
    500: '#539acf',
    950: '#000000',
  },
}

SCSS

$custom: #539acf;
$custom-light: #8eb7de;
$custom-dark: #000000;

JSON

{
  "hex": "#539acf",
  "rgb": {
    "r": 83,
    "g": 154,
    "b": 207
  },
  "hsl": {
    "h": 205.645,
    "s": 56.364,
    "l": 56.863
  },
  "oklch": {
    "l": 0.66215,
    "c": 0.10679,
    "h": 242.9
  },
  "luminance": 0.29455
}

Semantic roles & 50–950 ramp

primary

#539ACF

secondary

#D8BBA6

accent

#8948E0

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #539ACF

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

Preview Lab → · Contrast checker → · Palette generator →