#539FE0#539FE0

#539FE0 is a light, vivid cyan. Relative luminance 0.320; OKLCH L 68.2% C 0.123 H 246.6°. Best body text is #000000 at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#539FE0
RGB	rgb(83, 159, 224)
HSL	hsl(208, 69%, 60%)
HSV	hsv(208, 63%, 88%)
CMYK	cmyk(62.9%, 29%, 0%, 12.2%)
CIE-LAB	lab(63.35, -3.84, -39.92)
CIE-LCH	lch(63.35, 40.10, 264.50°)
OKLab	oklab(68.18% -0.0486 -0.1126)
OKLCH	oklch(68.18% 0.123 246.6)
XYZ	xyz(29.4150, 32.0142, 75.1357)
Luminance	0.3202 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539FE0 #E09453

analogous

#53E0DB #539FE0 #5358E0

triadic

#539FE0 #E0539F #9FE053

tetradic

#539FE0 #DB53E0 #E09453 #58E053

square

#539FE0 #DB53E0 #E09453 #58E053

split-complementary

#539FE0 #E05358 #E0DB53

monochromatic

#1C619C #2682D0 #539FE0 #87BCE9 #BBD9F3

Accessibility & contrast

On white

2.84

#539FE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.40

#539FE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539FE0

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539FE0	#FFFFFF	#000000	##000000
##539FE0	1.00	2.84	7.40	7.40
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.40	21.00	1.00	1.00
##000000	7.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#83A1E3

Deuteranopia (green-blind)

#6F93DF

Tritanopia (blue-blind)

#00AEB6

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #539fe0;
/* rgb */ color: rgb(83, 159, 224);
/* oklch */ color: oklch(68.2% 0.123 246.6);

Tailwind

colors: {
  custom: {
    50: '#90bbea',
    500: '#539fe0',
    950: '#000000',
  },
}

SCSS

$custom: #539fe0;
$custom-light: #90bbea;
$custom-dark: #000000;

JSON

{
  "hex": "#539fe0",
  "rgb": {
    "r": 83,
    "g": 159,
    "b": 224
  },
  "hsl": {
    "h": 207.66,
    "s": 69.458,
    "l": 60.196
  },
  "oklch": {
    "l": 0.68177,
    "c": 0.12262,
    "h": 246.6
  },
  "luminance": 0.32017
}

Semantic roles & 50–950 ramp

primary

#539FE0

secondary

#E2C5AC

accent

#6B14D1

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #539FE0

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

Preview Lab → · Contrast checker → · Palette generator →