#539BE3#539BE3

#539BE3 is a light, vivid cyan. Relative luminance 0.308; OKLCH L 67.4% C 0.130 H 250.3°. Best body text is #000000 at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#539BE3
RGB	rgb(83, 155, 227)
HSL	hsl(210, 72%, 61%)
HSV	hsv(210, 63%, 89%)
CMYK	cmyk(63.4%, 31.7%, 0%, 11%)
CIE-LAB	lab(62.36, -0.58, -43.14)
CIE-LCH	lch(62.36, 43.14, 269.24°)
OKLab	oklab(67.44% -0.0436 -0.122)
OKLCH	oklch(67.44% 0.13 250.3)
XYZ	xyz(29.1487, 30.8249, 77.0718)
Luminance	0.3083 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539BE3 #E39B53

analogous

#53E3E3 #539BE3 #5353E3

triadic

#539BE3 #E3539B #9BE353

tetradic

#539BE3 #E353E3 #E39B53 #53E353

square

#539BE3 #E353E3 #E39B53 #53E353

split-complementary

#539BE3 #E35353 #E3E353

monochromatic

#1A5EA1 #237CD6 #539BE3 #88BAEC #BCD8F4

Accessibility & contrast

On white

2.93

#539BE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.17

#539BE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539BE3

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539BE3	#FFFFFF	#000000	##000000
##539BE3	1.00	2.93	7.17	7.17
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.17	21.00	1.00	1.00
##000000	7.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C9EE6

Deuteranopia (green-blind)

#6891E2

Tritanopia (blue-blind)

#00ACB5

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #539be3;
/* rgb */ color: rgb(83, 155, 227);
/* oklch */ color: oklch(67.4% 0.130 250.3);

Tailwind

colors: {
  custom: {
    50: '#90b8ec',
    500: '#539be3',
    950: '#000000',
  },
}

SCSS

$custom: #539be3;
$custom-light: #90b8ec;
$custom-dark: #000000;

JSON

{
  "hex": "#539be3",
  "rgb": {
    "r": 83,
    "g": 155,
    "b": 227
  },
  "hsl": {
    "h": 210,
    "s": 72,
    "l": 60.784
  },
  "oklch": {
    "l": 0.67439,
    "c": 0.12954,
    "h": 250.3
  },
  "luminance": 0.30828
}

Semantic roles & 50–950 ramp

primary

#539BE3

secondary

#E4C9AE

accent

#7311D4

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #539BE3

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

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