#538EB2#538EB2

#538EB2 is a light, moderate cyan. Relative luminance 0.244; OKLCH L 62.1% C 0.082 H 236.9°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#538EB2
RGB	rgb(83, 142, 178)
HSL	hsl(203, 38%, 51%)
HSV	hsv(203, 53%, 70%)
CMYK	cmyk(53.4%, 20.2%, 0%, 30.2%)
CIE-LAB	lab(56.48, -8.85, -24.77)
CIE-LCH	lch(56.48, 26.31, 250.33°)
OKLab	oklab(62.1% -0.0449 -0.069)
OKLCH	oklch(62.1% 0.082 236.9)
XYZ	xyz(21.2732, 24.3976, 45.6990)
Luminance	0.2440 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538EB2 #B27753

analogous

#53B2A6 #538EB2 #535EB2

triadic

#538EB2 #B2538E #8EB253

tetradic

#538EB2 #A653B2 #B27753 #5EB253

square

#538EB2 #A653B2 #B27753 #5EB253

split-complementary

#538EB2 #B2535E #B2A653

monochromatic

#2B4C60 #3E6D8A #538EB2 #7DAAC5 #A8C6D8

Accessibility & contrast

On white

3.57

#538EB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#538EB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538EB2

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538EB2	#FFFFFF	#000000	##000000
##538EB2	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8DB4

Deuteranopia (green-blind)

#7083B1

Tritanopia (blue-blind)

#16979A

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #538eb2;
/* rgb */ color: rgb(83, 142, 178);
/* oklch */ color: oklch(62.1% 0.082 236.9);

Tailwind

colors: {
  custom: {
    50: '#8aafc9',
    500: '#538eb2',
    950: '#000000',
  },
}

SCSS

$custom: #538eb2;
$custom-light: #8aafc9;
$custom-dark: #000000;

JSON

{
  "hex": "#538eb2",
  "rgb": {
    "r": 83,
    "g": 142,
    "b": 178
  },
  "hsl": {
    "h": 202.737,
    "s": 38.153,
    "l": 51.176
  },
  "oklch": {
    "l": 0.62104,
    "c": 0.08237,
    "h": 236.9
  },
  "luminance": 0.24399
}

Semantic roles & 50–950 ramp

primary

#538EB2

secondary

#C5AB9B

accent

#865ACE

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #538EB2

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

Preview Lab → · Contrast checker → · Palette generator →