#40C1CB#40C1CB

#40C1CB is a light, moderate teal. Relative luminance 0.435; OKLCH L 74.6% C 0.110 H 202.6°. Best body text is #000000 at 9.71:1 contrast (WCAG AA passes).

Color values

HEX	#40C1CB
RGB	rgb(64, 193, 203)
HSL	hsl(184, 57%, 52%)
HSV	hsv(184, 68%, 80%)
CMYK	cmyk(68.5%, 4.9%, 0%, 20.4%)
CIE-LAB	lab(71.92, -31.27, -15.26)
CIE-LCH	lch(71.92, 34.80, 206.01°)
OKLab	oklab(74.6% -0.1018 -0.0423)
OKLCH	oklch(74.6% 0.11 202.6)
XYZ	xyz(31.9591, 43.5380, 63.2077)
Luminance	0.4354 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C1CB #CB4A40

analogous

#40CB90 #40C1CB #407BCB

triadic

#40C1CB #CB40C1 #C1CB40

tetradic

#40C1CB #9040CB #CB4A40 #7BCB40

square

#40C1CB #9040CB #CB4A40 #7BCB40

split-complementary

#40C1CB #CB407B #CB9040

monochromatic

#1F6C72 #2C99A2 #40C1CB #70D1D8 #A0E0E5

Accessibility & contrast

On white

2.16

#40C1CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.71

#40C1CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C1CB

9.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C1CB	#FFFFFF	#000000	##000000
##40C1CB	1.00	2.16	9.71	9.71
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.71	21.00	1.00	1.00
##000000	9.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2B9CC

Deuteranopia (green-blind)

#9EAACC

Tritanopia (blue-blind)

#00C8C4

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #40c1cb;
/* rgb */ color: rgb(64, 193, 203);
/* oklch */ color: oklch(74.6% 0.110 202.6);

Tailwind

colors: {
  custom: {
    50: '#88d4da',
    500: '#40c1cb',
    950: '#000000',
  },
}

SCSS

$custom: #40c1cb;
$custom-light: #88d4da;
$custom-dark: #000000;

JSON

{
  "hex": "#40c1cb",
  "rgb": {
    "r": 64,
    "g": 193,
    "b": 203
  },
  "hsl": {
    "h": 184.317,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.74599,
    "c": 0.11028,
    "h": 202.6
  },
  "luminance": 0.43542
}

Semantic roles & 50–950 ramp

primary

#40C1CB

secondary

#D29995

accent

#5247E0

background

#F9FDFD

surface

#F1FAFA

border

#CBD3D3

text

#0D1414

muted

#7E8383

Preview Lab

Preview with #40C1CB

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

Preview Lab → · Contrast checker → · Palette generator →