#539EE3#539EE3

#539EE3 is a light, vivid cyan. Relative luminance 0.318; OKLCH L 68.1% C 0.127 H 248.4°. Best body text is #000000 at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#539EE3
RGB	rgb(83, 158, 227)
HSL	hsl(209, 72%, 61%)
HSV	hsv(209, 63%, 89%)
CMYK	cmyk(63.4%, 30.4%, 0%, 11%)
CIE-LAB	lab(63.21, -2.29, -41.81)
CIE-LCH	lch(63.21, 41.87, 266.86°)
OKLab	oklab(68.11% -0.0467 -0.1181)
OKLCH	oklch(68.11% 0.127 248.4)
XYZ	xyz(29.6541, 31.8358, 77.2403)
Luminance	0.3184 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539EE3 #E39853

analogous

#53E3E0 #539EE3 #5356E3

triadic

#539EE3 #E3539E #9EE353

tetradic

#539EE3 #E053E3 #E39853 #56E353

square

#539EE3 #E053E3 #E39853 #56E353

split-complementary

#539EE3 #E35356 #E3E053

monochromatic

#1A61A1 #2380D6 #539EE3 #88BCEC #BCD9F4

Accessibility & contrast

On white

2.85

#539EE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.37

#539EE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539EE3

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539EE3	#FFFFFF	#000000	##000000
##539EE3	1.00	2.85	7.37	7.37
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.37	21.00	1.00	1.00
##000000	7.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#80A1E6

Deuteranopia (green-blind)

#6C93E2

Tritanopia (blue-blind)

#00AEB6

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #539ee3;
/* rgb */ color: rgb(83, 158, 227);
/* oklch */ color: oklch(68.1% 0.127 248.4);

Tailwind

colors: {
  custom: {
    50: '#90baec',
    500: '#539ee3',
    950: '#000000',
  },
}

SCSS

$custom: #539ee3;
$custom-light: #90baec;
$custom-dark: #000000;

JSON

{
  "hex": "#539ee3",
  "rgb": {
    "r": 83,
    "g": 158,
    "b": 227
  },
  "hsl": {
    "h": 208.75,
    "s": 72,
    "l": 60.784
  },
  "oklch": {
    "l": 0.68105,
    "c": 0.12697,
    "h": 248.4
  },
  "luminance": 0.31839
}

Semantic roles & 50–950 ramp

primary

#539EE3

secondary

#E4C8AE

accent

#6F11D4

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #539EE3

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

Preview Lab → · Contrast checker → · Palette generator →