#538DDA#538DDA

#538DDA is a light, vivid cyan. Relative luminance 0.260; OKLCH L 63.9% C 0.131 H 256.1°. Best body text is #000000 at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#538DDA
RGB	rgb(83, 141, 218)
HSL	hsl(214, 65%, 59%)
HSV	hsv(214, 62%, 85%)
CMYK	cmyk(61.9%, 35.3%, 0%, 14.5%)
CIE-LAB	lab(57.99, 4.59, -45.02)
CIE-LCH	lch(57.99, 45.26, 275.82°)
OKLab	oklab(63.88% -0.0316 -0.1276)
OKLCH	oklch(63.88% 0.131 256.1)
XYZ	xyz(25.7425, 25.9483, 69.9680)
Luminance	0.2595 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538DDA #DAA053

analogous

#53D1DA #538DDA #5D53DA

triadic

#538DDA #DA538D #8DDA53

tetradic

#538DDA #DA53D1 #DAA053 #53DA5D

square

#538DDA #DA53D1 #DAA053 #53DA5D

split-complementary

#538DDA #DA5D53 #D1DA53

monochromatic

#205193 #2A6DC5 #538DDA #85AEE5 #B8D0F0

Accessibility & contrast

On white

3.39

#538DDA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.19

#538DDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538DDA

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538DDA	#FFFFFF	#000000	##000000
##538DDA	1.00	3.39	6.19	6.19
#FFFFFF	3.39	1.00	21.00	21.00
#000000	6.19	21.00	1.00	1.00
##000000	6.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C92DD

Deuteranopia (green-blind)

#5A86D8

Tritanopia (blue-blind)

#009FA9

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #538dda;
/* rgb */ color: rgb(83, 141, 218);
/* oklch */ color: oklch(63.9% 0.131 256.1);

Tailwind

colors: {
  custom: {
    50: '#8faee6',
    500: '#538dda',
    950: '#000000',
  },
}

SCSS

$custom: #538dda;
$custom-light: #8faee6;
$custom-dark: #000000;

JSON

{
  "hex": "#538dda",
  "rgb": {
    "r": 83,
    "g": 141,
    "b": 218
  },
  "hsl": {
    "h": 214.222,
    "s": 64.593,
    "l": 59.02
  },
  "oklch": {
    "l": 0.63876,
    "c": 0.13146,
    "h": 256.1
  },
  "luminance": 0.25951
}

Semantic roles & 50–950 ramp

primary

#538DDA

secondary

#DFC8AA

accent

#A040E8

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #538DDA

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

Preview Lab → · Contrast checker → · Palette generator →