#538DD3#538DD3

#538DD3 is a light, vivid cyan. Relative luminance 0.256; OKLCH L 63.5% C 0.122 H 254.1°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#538DD3
RGB	rgb(83, 141, 211)
HSL	hsl(213, 59%, 58%)
HSV	hsv(213, 61%, 83%)
CMYK	cmyk(60.7%, 33.2%, 0%, 17.3%)
CIE-LAB	lab(57.65, 2.26, -41.64)
CIE-LCH	lch(57.65, 41.70, 273.11°)
OKLab	oklab(63.5% -0.0334 -0.1177)
OKLCH	oklch(63.5% 0.122 254.1)
XYZ	xyz(24.8458, 25.5896, 65.2453)
Luminance	0.2559 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538DD3 #D39953

analogous

#53CDD3 #538DD3 #5953D3

triadic

#538DD3 #D3538D #8DD353

tetradic

#538DD3 #D353CD #D39953 #53D359

square

#538DD3 #D353CD #D39953 #53D359

split-complementary

#538DD3 #D35953 #CDD353

monochromatic

#235189 #2F6EB9 #538DD3 #84ADDF #B4CEEC

Accessibility & contrast

On white

3.43

#538DD3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#538DD3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538DD3

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538DD3	#FFFFFF	#000000	##000000
##538DD3	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)

#6F91D6

Deuteranopia (green-blind)

#5E85D2

Tritanopia (blue-blind)

#009DA6

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #538dd3;
/* rgb */ color: rgb(83, 141, 211);
/* oklch */ color: oklch(63.5% 0.122 254.1);

Tailwind

colors: {
  custom: {
    50: '#8eaee1',
    500: '#538dd3',
    950: '#000000',
  },
}

SCSS

$custom: #538dd3;
$custom-light: #8eaee1;
$custom-dark: #000000;

JSON

{
  "hex": "#538dd3",
  "rgb": {
    "r": 83,
    "g": 141,
    "b": 211
  },
  "hsl": {
    "h": 212.813,
    "s": 59.259,
    "l": 57.647
  },
  "oklch": {
    "l": 0.63496,
    "c": 0.12239,
    "h": 254.1
  },
  "luminance": 0.25592
}

Semantic roles & 50–950 ramp

primary

#538DD3

secondary

#DBC3A7

accent

#9B45E2

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #538DD3

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

Preview Lab → · Contrast checker → · Palette generator →