#40C9CB#40C9CB

#40C9CB is a light, moderate teal. Relative luminance 0.472; OKLCH L 76.5% C 0.115 H 196.5°. Best body text is #000000 at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#40C9CB
RGB	rgb(64, 201, 203)
HSL	hsl(181, 57%, 52%)
HSV	hsv(181, 68%, 80%)
CMYK	cmyk(68.5%, 1%, 0%, 20.4%)
CIE-LAB	lab(74.30, -35.07, -11.68)
CIE-LCH	lch(74.30, 36.96, 198.43°)
OKLab	oklab(76.53% -0.1098 -0.0324)
OKLCH	oklch(76.53% 0.115 196.5)
XYZ	xyz(33.7756, 47.1712, 63.8132)
Luminance	0.4718 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C9CB #CB4240

analogous

#40CB87 #40C9CB #4084CB

triadic

#40C9CB #CB40C9 #C9CB40

tetradic

#40C9CB #8740CB #CB4240 #84CB40

square

#40C9CB #8740CB #CB4240 #84CB40

split-complementary

#40C9CB #CB4084 #CB8740

monochromatic

#1F7072 #2CA0A2 #40C9CB #70D7D8 #A0E4E5

Accessibility & contrast

On white

2.01

#40C9CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.44

#40C9CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C9CB

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C9CB	#FFFFFF	#000000	##000000
##40C9CB	1.00	2.01	10.44	10.44
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.44	21.00	1.00	1.00
##000000	10.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCC0CB

Deuteranopia (green-blind)

#A7B0CC

Tritanopia (blue-blind)

#00D0C9

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #40c9cb;
/* rgb */ color: rgb(64, 201, 203);
/* oklch */ color: oklch(76.5% 0.115 196.5);

Tailwind

colors: {
  custom: {
    50: '#88dada',
    500: '#40c9cb',
    950: '#000000',
  },
}

SCSS

$custom: #40c9cb;
$custom-light: #88dada;
$custom-dark: #000000;

JSON

{
  "hex": "#40c9cb",
  "rgb": {
    "r": 64,
    "g": 201,
    "b": 203
  },
  "hsl": {
    "h": 180.863,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.76526,
    "c": 0.1145,
    "h": 196.5
  },
  "luminance": 0.47175
}

Semantic roles & 50–950 ramp

primary

#40C9CB

secondary

#D29695

accent

#4A47E0

background

#F9FDFD

surface

#F1FAFA

border

#CBD3D3

text

#0D1514

muted

#7E8383

Preview Lab

Preview with #40C9CB

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

Preview Lab → · Contrast checker → · Palette generator →