#539FE6#539FE6

#539FE6 is a light, vivid cyan. Relative luminance 0.323; OKLCH L 68.5% C 0.130 H 248.8°. Best body text is #000000 at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#539FE6
RGB	rgb(83, 159, 230)
HSL	hsl(209, 75%, 61%)
HSV	hsv(209, 64%, 90%)
CMYK	cmyk(63.9%, 30.9%, 0%, 9.8%)
CIE-LAB	lab(63.63, -1.87, -42.80)
CIE-LCH	lch(63.63, 42.84, 267.50°)
OKLab	oklab(68.48% -0.0469 -0.1209)
OKLCH	oklch(68.48% 0.13 248.8)
XYZ	xyz(30.2431, 32.3454, 79.4970)
Luminance	0.3235 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539FE6 #E69A53

analogous

#53E6E4 #539FE6 #5356E6

triadic

#539FE6 #E6539F #9FE653

tetradic

#539FE6 #E453E6 #E69A53 #56E653

square

#539FE6 #E453E6 #E69A53 #56E653

split-complementary

#539FE6 #E65356 #E6E453

monochromatic

#1862A6 #2081DC #539FE6 #88BDEE #BEDBF6

Accessibility & contrast

On white

2.81

#539FE6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.47

#539FE6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539FE6

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539FE6	#FFFFFF	#000000	##000000
##539FE6	1.00	2.81	7.47	7.47
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.47	21.00	1.00	1.00
##000000	7.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#80A2E9

Deuteranopia (green-blind)

#6C94E5

Tritanopia (blue-blind)

#00B0B8

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #539fe6;
/* rgb */ color: rgb(83, 159, 230);
/* oklch */ color: oklch(68.5% 0.130 248.8);

Tailwind

colors: {
  custom: {
    50: '#91bbee',
    500: '#539fe6',
    950: '#000000',
  },
}

SCSS

$custom: #539fe6;
$custom-light: #91bbee;
$custom-dark: #000000;

JSON

{
  "hex": "#539fe6",
  "rgb": {
    "r": 83,
    "g": 159,
    "b": 230
  },
  "hsl": {
    "h": 208.98,
    "s": 74.619,
    "l": 61.373
  },
  "oklch": {
    "l": 0.68481,
    "c": 0.12971,
    "h": 248.8
  },
  "luminance": 0.32348
}

Semantic roles & 50–950 ramp

primary

#539FE6

secondary

#E6C9AF

accent

#6F0FD7

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #539FE6

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

Preview Lab → · Contrast checker → · Palette generator →