#4BB4CB#4BB4CB

#4BB4CB is a light, moderate cyan. Relative luminance 0.385; OKLCH L 71.8% C 0.101 H 214.6°. Best body text is #000000 at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#4BB4CB
RGB	rgb(75, 180, 203)
HSL	hsl(191, 55%, 55%)
HSV	hsv(191, 63%, 80%)
CMYK	cmyk(63.1%, 11.3%, 0%, 20.4%)
CIE-LAB	lab(68.35, -23.15, -20.63)
CIE-LCH	lch(68.35, 31.01, 221.71°)
OKLab	oklab(71.8% -0.083 -0.0573)
OKLCH	oklch(71.8% 0.101 214.6)
XYZ	xyz(29.9980, 38.4470, 62.3284)
Luminance	0.3845 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BB4CB #CB624B

analogous

#4BCBA2 #4BB4CB #4B74CB

triadic

#4BB4CB #CB4BB4 #B4CB4B

tetradic

#4BB4CB #A24BCB #CB624B #74CB4B

square

#4BB4CB #A24BCB #CB624B #74CB4B

split-complementary

#4BB4CB #CB4B74 #CBA24B

monochromatic

#236979 #3193A8 #4BB4CB #7AC8D9 #AADCE6

Accessibility & contrast

On white

2.42

#4BB4CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.69

#4BB4CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB4CB

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BB4CB	#FFFFFF	#000000	##000000
##4BB4CB	1.00	2.42	8.69	8.69
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.69	21.00	1.00	1.00
##000000	8.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4AFCC

Deuteranopia (green-blind)

#91A1CB

Tritanopia (blue-blind)

#00BDBB

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #4bb4cb;
/* rgb */ color: rgb(75, 180, 203);
/* oklch */ color: oklch(71.8% 0.101 214.6);

Tailwind

colors: {
  custom: {
    50: '#8bcada',
    500: '#4bb4cb',
    950: '#000000',
  },
}

SCSS

$custom: #4bb4cb;
$custom-light: #8bcada;
$custom-dark: #000000;

JSON

{
  "hex": "#4bb4cb",
  "rgb": {
    "r": 75,
    "g": 180,
    "b": 203
  },
  "hsl": {
    "h": 190.781,
    "s": 55.172,
    "l": 54.51
  },
  "oklch": {
    "l": 0.71803,
    "c": 0.10084,
    "h": 214.6
  },
  "luminance": 0.3845
}

Semantic roles & 50–950 ramp

primary

#4BB4CB

secondary

#D4A89E

accent

#6449DF

background

#F9FCFD

surface

#F1F8FA

border

#CBD1D3

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #4BB4CB

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

Preview Lab → · Contrast checker → · Palette generator →