#538EB0#538EB0

#538EB0 is a light, moderate cyan. Relative luminance 0.243; OKLCH L 62.0% C 0.080 H 235.4°. Best body text is #000000 at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#538EB0
RGB	rgb(83, 142, 176)
HSL	hsl(202, 37%, 51%)
HSV	hsv(202, 53%, 69%)
CMYK	cmyk(52.8%, 19.3%, 0%, 31%)
CIE-LAB	lab(56.40, -9.46, -23.75)
CIE-LCH	lch(56.40, 25.57, 248.28°)
OKLab	oklab(62.02% -0.0457 -0.0661)
OKLCH	oklch(62.02% 0.08 235.4)
XYZ	xyz(21.0739, 24.3178, 44.6492)
Luminance	0.2432 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538EB0 #B07553

analogous

#53B0A3 #538EB0 #535FB0

triadic

#538EB0 #B0538E #8EB053

tetradic

#538EB0 #A353B0 #B07553 #5FB053

square

#538EB0 #A353B0 #B07553 #5FB053

split-complementary

#538EB0 #B0535F #B0A353

monochromatic

#2B4B5E #3E6D88 #538EB0 #7DAAC3 #A7C5D7

Accessibility & contrast

On white

3.58

#538EB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.86

#538EB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538EB0

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538EB0	#FFFFFF	#000000	##000000
##538EB0	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)

#7E8DB2

Deuteranopia (green-blind)

#7183AF

Tritanopia (blue-blind)

#1A9799

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #538eb0;
/* rgb */ color: rgb(83, 142, 176);
/* oklch */ color: oklch(62.0% 0.080 235.4);

Tailwind

colors: {
  custom: {
    50: '#8aafc7',
    500: '#538eb0',
    950: '#000000',
  },
}

SCSS

$custom: #538eb0;
$custom-light: #8aafc7;
$custom-dark: #000000;

JSON

{
  "hex": "#538eb0",
  "rgb": {
    "r": 83,
    "g": 142,
    "b": 176
  },
  "hsl": {
    "h": 201.935,
    "s": 37.052,
    "l": 50.784
  },
  "oklch": {
    "l": 0.62015,
    "c": 0.08035,
    "h": 235.4
  },
  "luminance": 0.2432
}

Semantic roles & 50–950 ramp

primary

#538EB0

secondary

#C4AA9B

accent

#855BCD

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #538EB0

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

Preview Lab → · Contrast checker → · Palette generator →