#4CB5CB#4CB5CB

#4CB5CB is a light, moderate cyan. Relative luminance 0.389; OKLCH L 72.1% C 0.100 H 213.8°. Best body text is #000000 at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#4CB5CB
RGB	rgb(76, 181, 203)
HSL	hsl(190, 55%, 55%)
HSV	hsv(190, 63%, 80%)
CMYK	cmyk(62.6%, 10.8%, 0%, 20.4%)
CIE-LAB	lab(68.67, -23.49, -20.14)
CIE-LCH	lch(68.67, 30.94, 220.61°)
OKLab	oklab(72.07% -0.0834 -0.0559)
OKLCH	oklch(72.07% 0.1 213.8)
XYZ	xyz(30.2794, 38.8929, 62.3996)
Luminance	0.3890 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4CB5CB #CB624C

analogous

#4CCBA2 #4CB5CB #4C75CB

triadic

#4CB5CB #CB4CB5 #B5CB4C

tetradic

#4CB5CB #A24CCB #CB624C #75CB4C

square

#4CB5CB #A24CCB #CB624C #75CB4C

split-complementary

#4CB5CB #CB4C75 #CBA24C

monochromatic

#236A79 #3194A9 #4CB5CB #7BC9D9 #ABDCE7

Accessibility & contrast

On white

2.39

#4CB5CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.78

#4CB5CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4CB5CB

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4CB5CB	#FFFFFF	#000000	##000000
##4CB5CB	1.00	2.39	8.78	8.78
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.78	21.00	1.00	1.00
##000000	8.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5AFCC

Deuteranopia (green-blind)

#92A2CB

Tritanopia (blue-blind)

#00BEBC

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #4cb5cb;
/* rgb */ color: rgb(76, 181, 203);
/* oklch */ color: oklch(72.1% 0.100 213.8);

Tailwind

colors: {
  custom: {
    50: '#8bcbda',
    500: '#4cb5cb',
    950: '#000000',
  },
}

SCSS

$custom: #4cb5cb;
$custom-light: #8bcbda;
$custom-dark: #000000;

JSON

{
  "hex": "#4cb5cb",
  "rgb": {
    "r": 76,
    "g": 181,
    "b": 203
  },
  "hsl": {
    "h": 190.394,
    "s": 54.978,
    "l": 54.706
  },
  "oklch": {
    "l": 0.72072,
    "c": 0.10044,
    "h": 213.8
  },
  "luminance": 0.38896
}

Semantic roles & 50–950 ramp

primary

#4CB5CB

secondary

#D4A89F

accent

#6349DE

background

#F9FCFD

surface

#F1F8FA

border

#CBD1D3

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #4CB5CB

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

Preview Lab → · Contrast checker → · Palette generator →