#538DB7#538DB7

#538DB7 is a light, moderate cyan. Relative luminance 0.243; OKLCH L 62.1% C 0.088 H 241.6°. Best body text is #000000 at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#538DB7
RGB	rgb(83, 141, 183)
HSL	hsl(205, 41%, 52%)
HSV	hsv(205, 55%, 72%)
CMYK	cmyk(54.6%, 23%, 0%, 28.2%)
CIE-LAB	lab(56.39, -6.74, -27.76)
CIE-LCH	lch(56.39, 28.57, 256.35°)
OKLab	oklab(62.1% -0.042 -0.0776)
OKLCH	oklch(62.1% 0.088 241.6)
XYZ	xyz(21.6363, 24.3058, 48.3419)
Luminance	0.2431 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538DB7 #B77D53

analogous

#53B7AF #538DB7 #535BB7

triadic

#538DB7 #B7538D #8DB753

tetradic

#538DB7 #AF53B7 #B77D53 #5BB753

square

#538DB7 #AF53B7 #B77D53 #5BB753

split-complementary

#538DB7 #B7535B #B7AF53

monochromatic

#2A4D65 #3C6D90 #538DB7 #7EAAC9 #A9C6DB

Accessibility & contrast

On white

3.58

#538DB7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.86

#538DB7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538DB7

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538DB7	#FFFFFF	#000000	##000000
##538DB7	1.00	3.58	5.86	5.86
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.86	21.00	1.00	1.00
##000000	5.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8DB9

Deuteranopia (green-blind)

#6D83B6

Tritanopia (blue-blind)

#0B979B

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #538db7;
/* rgb */ color: rgb(83, 141, 183);
/* oklch */ color: oklch(62.1% 0.088 241.6);

Tailwind

colors: {
  custom: {
    50: '#8aaecc',
    500: '#538db7',
    950: '#000000',
  },
}

SCSS

$custom: #538db7;
$custom-light: #8aaecc;
$custom-dark: #000000;

JSON

{
  "hex": "#538db7",
  "rgb": {
    "r": 83,
    "g": 141,
    "b": 183
  },
  "hsl": {
    "h": 205.2,
    "s": 40.984,
    "l": 52.157
  },
  "oklch": {
    "l": 0.62099,
    "c": 0.08822,
    "h": 241.6
  },
  "luminance": 0.24308
}

Semantic roles & 50–950 ramp

primary

#538DB7

secondary

#C9AF9D

accent

#8A57D1

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #538DB7

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

Preview Lab → · Contrast checker → · Palette generator →