#538BD0#538BD0

#538BD0 is a light, vivid cyan. Relative luminance 0.249; OKLCH L 62.9% C 0.120 H 254.5°. Best body text is #000000 at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#538BD0
RGB	rgb(83, 139, 208)
HSL	hsl(213, 57%, 57%)
HSV	hsv(213, 60%, 82%)
CMYK	cmyk(60.1%, 33.2%, 0%, 18.4%)
CIE-LAB	lab(56.93, 2.45, -41.07)
CIE-LCH	lch(56.93, 41.14, 273.41°)
OKLab	oklab(62.89% -0.0321 -0.1161)
OKLCH	oklch(62.89% 0.12 254.5)
XYZ	xyz(24.1810, 24.8561, 63.1857)
Luminance	0.2486 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538BD0 #D09853

analogous

#53CAD0 #538BD0 #5A53D0

triadic

#538BD0 #D0538B #8BD053

tetradic

#538BD0 #D053CA #D09853 #53D05A

square

#538BD0 #D053CA #D09853 #53D05A

split-complementary

#538BD0 #D05A53 #CAD053

monochromatic

#244F84 #316CB4 #538BD0 #83ABDD #B3CCEA

Accessibility & contrast

On white

3.52

#538BD0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.97

#538BD0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538BD0

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538BD0	#FFFFFF	#000000	##000000
##538BD0	1.00	3.52	5.97	5.97
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.97	21.00	1.00	1.00
##000000	5.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E8FD3

Deuteranopia (green-blind)

#5D83CF

Tritanopia (blue-blind)

#009BA4

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #538bd0;
/* rgb */ color: rgb(83, 139, 208);
/* oklch */ color: oklch(62.9% 0.120 254.5);

Tailwind

colors: {
  custom: {
    50: '#8dacde',
    500: '#538bd0',
    950: '#000000',
  },
}

SCSS

$custom: #538bd0;
$custom-light: #8dacde;
$custom-dark: #000000;

JSON

{
  "hex": "#538bd0",
  "rgb": {
    "r": 83,
    "g": 139,
    "b": 208
  },
  "hsl": {
    "h": 213.12,
    "s": 57.078,
    "l": 57.059
  },
  "oklch": {
    "l": 0.62893,
    "c": 0.12046,
    "h": 254.5
  },
  "luminance": 0.24858
}

Semantic roles & 50–950 ramp

primary

#538BD0

secondary

#D9C2A6

accent

#9C47E0

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #538BD0

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

Preview Lab → · Contrast checker → · Palette generator →