#4BB9CB#4BB9CB

#4BB9CB is a light, moderate teal. Relative luminance 0.405; OKLCH L 73.0% C 0.102 H 210.1°. Best body text is #000000 at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#4BB9CB
RGB	rgb(75, 185, 203)
HSL	hsl(188, 55%, 55%)
HSV	hsv(188, 63%, 80%)
CMYK	cmyk(63.1%, 8.9%, 0%, 20.4%)
CIE-LAB	lab(69.83, -25.67, -18.39)
CIE-LCH	lch(69.83, 31.58, 215.62°)
OKLab	oklab(72.99% -0.0882 -0.051)
OKLCH	oklch(72.99% 0.102 210.1)
XYZ	xyz(31.0256, 40.5023, 62.6710)
Luminance	0.4051 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BB9CB #CB5D4B

analogous

#4BCB9D #4BB9CB #4B79CB

triadic

#4BB9CB #CB4BB9 #B9CB4B

tetradic

#4BB9CB #9D4BCB #CB5D4B #79CB4B

square

#4BB9CB #9D4BCB #CB5D4B #79CB4B

split-complementary

#4BB9CB #CB4B79 #CB9D4B

monochromatic

#236D79 #3197A8 #4BB9CB #7ACBD9 #AADEE6

Accessibility & contrast

On white

2.31

#4BB9CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.10

#4BB9CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB9CB

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BB9CB	#FFFFFF	#000000	##000000
##4BB9CB	1.00	2.31	9.10	9.10
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.10	21.00	1.00	1.00
##000000	9.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9B3CC

Deuteranopia (green-blind)

#97A5CB

Tritanopia (blue-blind)

#00C1BE

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #4bb9cb;
/* rgb */ color: rgb(75, 185, 203);
/* oklch */ color: oklch(73.0% 0.102 210.1);

Tailwind

colors: {
  custom: {
    50: '#8bceda',
    500: '#4bb9cb',
    950: '#000000',
  },
}

SCSS

$custom: #4bb9cb;
$custom-light: #8bceda;
$custom-dark: #000000;

JSON

{
  "hex": "#4bb9cb",
  "rgb": {
    "r": 75,
    "g": 185,
    "b": 203
  },
  "hsl": {
    "h": 188.438,
    "s": 55.172,
    "l": 54.51
  },
  "oklch": {
    "l": 0.7299,
    "c": 0.10188,
    "h": 210.1
  },
  "luminance": 0.40506
}

Semantic roles & 50–950 ramp

primary

#4BB9CB

secondary

#D4A59E

accent

#5E49DF

background

#F9FCFD

surface

#F1F9FA

border

#CBD2D3

text

#0D1314

muted

#7E8283

Preview Lab

Preview with #4BB9CB

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

Preview Lab → · Contrast checker → · Palette generator →