#538BC3#538BC3

#538BC3 is a light, moderate cyan. Relative luminance 0.242; OKLCH L 62.2% C 0.104 H 249.8°. Best body text is #000000 at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#538BC3
RGB	rgb(83, 139, 195)
HSL	hsl(210, 48%, 55%)
HSV	hsv(210, 57%, 76%)
CMYK	cmyk(57.4%, 28.7%, 0%, 23.5%)
CIE-LAB	lab(56.33, -1.79, -34.68)
CIE-LCH	lch(56.33, 34.72, 267.04°)
OKLab	oklab(62.22% -0.0358 -0.0975)
OKLCH	oklch(62.22% 0.104 249.8)
XYZ	xyz(22.6467, 24.2424, 55.1050)
Luminance	0.2424 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538BC3 #C38B53

analogous

#53C3C3 #538BC3 #5353C3

triadic

#538BC3 #C3538B #8BC353

tetradic

#538BC3 #C353C3 #C38B53 #53C353

square

#538BC3 #C353C3 #C38B53 #53C353

split-complementary

#538BC3 #C35353 #C3C353

monochromatic

#284E73 #386CA1 #538BC3 #80AAD3 #AEC8E3

Accessibility & contrast

On white

3.59

#538BC3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.85

#538BC3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538BC3

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538BC3	#FFFFFF	#000000	##000000
##538BC3	1.00	3.59	5.85	5.85
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.85	21.00	1.00	1.00
##000000	5.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#748DC5

Deuteranopia (green-blind)

#6582C2

Tritanopia (blue-blind)

#00989F

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #538bc3;
/* rgb */ color: rgb(83, 139, 195);
/* oklch */ color: oklch(62.2% 0.104 249.8);

Tailwind

colors: {
  custom: {
    50: '#8cacd5',
    500: '#538bc3',
    950: '#000000',
  },
}

SCSS

$custom: #538bc3;
$custom-light: #8cacd5;
$custom-dark: #000000;

JSON

{
  "hex": "#538bc3",
  "rgb": {
    "r": 83,
    "g": 139,
    "b": 195
  },
  "hsl": {
    "h": 210,
    "s": 48.276,
    "l": 54.51
  },
  "oklch": {
    "l": 0.6222,
    "c": 0.10391,
    "h": 249.8
  },
  "luminance": 0.24244
}

Semantic roles & 50–950 ramp

primary

#538BC3

secondary

#D1B9A1

accent

#9450D8

background

#F9FAFD

surface

#F1F4FA

border

#CBCED3

text

#0D1014

muted

#7E7F83

Preview Lab

Preview with #538BC3

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

Preview Lab → · Contrast checker → · Palette generator →