#539FE8#539FE8

#539FE8 is a light, vivid cyan. Relative luminance 0.325; OKLCH L 68.6% C 0.132 H 249.5°. Best body text is #000000 at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#539FE8
RGB	rgb(83, 159, 232)
HSL	hsl(209, 76%, 62%)
HSV	hsv(209, 64%, 91%)
CMYK	cmyk(64.2%, 31.5%, 0%, 9%)
CIE-LAB	lab(63.72, -1.21, -43.76)
CIE-LCH	lch(63.72, 43.78, 268.41°)
OKLab	oklab(68.58% -0.0463 -0.1237)
OKLCH	oklch(68.58% 0.132 249.5)
XYZ	xyz(30.5255, 32.4584, 80.9847)
Luminance	0.3246 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539FE8 #E89C53

analogous

#53E8E7 #539FE8 #5355E8

triadic

#539FE8 #E8539F #9FE853

tetradic

#539FE8 #E753E8 #E89C53 #55E853

square

#539FE8 #E753E8 #E89C53 #55E853

split-complementary

#539FE8 #E85355 #E8E753

monochromatic

#1762AA #1E81E0 #539FE8 #89BDEF #BFDBF6

Accessibility & contrast

On white

2.80

#539FE8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.49

#539FE8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539FE8

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539FE8	#FFFFFF	#000000	##000000
##539FE8	1.00	2.80	7.49	7.49
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.49	21.00	1.00	1.00
##000000	7.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7FA2EB

Deuteranopia (green-blind)

#6B94E7

Tritanopia (blue-blind)

#00B0B9

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #539fe8;
/* rgb */ color: rgb(83, 159, 232);
/* oklch */ color: oklch(68.6% 0.132 249.5);

Tailwind

colors: {
  custom: {
    50: '#91bbef',
    500: '#539fe8',
    950: '#000000',
  },
}

SCSS

$custom: #539fe8;
$custom-light: #91bbef;
$custom-dark: #000000;

JSON

{
  "hex": "#539fe8",
  "rgb": {
    "r": 83,
    "g": 159,
    "b": 232
  },
  "hsl": {
    "h": 209.396,
    "s": 76.41,
    "l": 61.765
  },
  "oklch": {
    "l": 0.68585,
    "c": 0.13212,
    "h": 249.5
  },
  "luminance": 0.32461
}

Semantic roles & 50–950 ramp

primary

#539FE8

secondary

#E7CBB0

accent

#710DD9

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #539FE8

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

Preview Lab → · Contrast checker → · Palette generator →