#538CD9#538CD9

#538CD9 is a light, vivid cyan. Relative luminance 0.256; OKLCH L 63.6% C 0.131 H 256.4°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#538CD9
RGB	rgb(83, 140, 217)
HSL	hsl(214, 64%, 59%)
HSV	hsv(214, 62%, 85%)
CMYK	cmyk(61.8%, 35.5%, 0%, 14.9%)
CIE-LAB	lab(57.66, 4.84, -44.98)
CIE-LCH	lch(57.66, 45.24, 276.15°)
OKLab	oklab(63.6% -0.0308 -0.1275)
OKLCH	oklch(63.6% 0.131 256.4)
XYZ	xyz(25.4653, 25.6026, 69.2320)
Luminance	0.2560 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538CD9 #D9A053

analogous

#53CFD9 #538CD9 #5D53D9

triadic

#538CD9 #D9538C #8CD953

tetradic

#538CD9 #D953CF #D9A053 #53D95D

square

#538CD9 #D953CF #D9A053 #53D95D

split-complementary

#538CD9 #D95D53 #CFD953

monochromatic

#205091 #2B6CC4 #538CD9 #85AEE4 #B7CFEF

Accessibility & contrast

On white

3.43

#538CD9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#538CD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538CD9

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538CD9	#FFFFFF	#000000	##000000
##538CD9	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B91DC

Deuteranopia (green-blind)

#5985D7

Tritanopia (blue-blind)

#009EA8

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #538cd9;
/* rgb */ color: rgb(83, 140, 217);
/* oklch */ color: oklch(63.6% 0.131 256.4);

Tailwind

colors: {
  custom: {
    50: '#8fade5',
    500: '#538cd9',
    950: '#000000',
  },
}

SCSS

$custom: #538cd9;
$custom-light: #8fade5;
$custom-dark: #000000;

JSON

{
  "hex": "#538cd9",
  "rgb": {
    "r": 83,
    "g": 140,
    "b": 217
  },
  "hsl": {
    "h": 214.478,
    "s": 63.81,
    "l": 58.824
  },
  "oklch": {
    "l": 0.63602,
    "c": 0.13118,
    "h": 256.4
  },
  "luminance": 0.25605
}

Semantic roles & 50–950 ramp

primary

#538CD9

secondary

#DEC8AA

accent

#A041E7

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #538CD9

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

Preview Lab → · Contrast checker → · Palette generator →