#40D1C9#40D1C9

#40D1C9 is a light, vivid teal. Relative luminance 0.509; OKLCH L 78.4% C 0.120 H 189.6°. Best body text is #000000 at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#40D1C9
RGB	rgb(64, 209, 201)
HSL	hsl(177, 61%, 54%)
HSV	hsv(177, 69%, 82%)
CMYK	cmyk(69.4%, 0%, 3.8%, 18%)
CIE-LAB	lab(76.62, -39.31, -7.15)
CIE-LCH	lch(76.62, 39.95, 190.30°)
OKLab	oklab(78.39% -0.1186 -0.02)
OKLCH	oklch(78.39% 0.12 189.6)
XYZ	xyz(35.4525, 50.9038, 63.2040)
Luminance	0.5091 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D1C9 #D14048

analogous

#40D180 #40D1C9 #4090D1

triadic

#40D1C9 #C940D1 #D1C940

tetradic

#40D1C9 #8040D1 #D14048 #90D140

square

#40D1C9 #8040D1 #D14048 #90D140

split-complementary

#40D1C9 #D14090 #D18040

monochromatic

#1D7974 #29ABA4 #40D1C9 #71DDD7 #A3E9E5

Accessibility & contrast

On white

1.88

#40D1C9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.18

#40D1C9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D1C9

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D1C9	#FFFFFF	#000000	##000000
##40D1C9	1.00	1.88	11.18	11.18
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.18	21.00	1.00	1.00
##000000	11.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5C6C9

Deuteranopia (green-blind)

#B0B7CA

Tritanopia (blue-blind)

#00D6CE

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #40d1c9;
/* rgb */ color: rgb(64, 209, 201);
/* oklch */ color: oklch(78.4% 0.120 189.6);

Tailwind

colors: {
  custom: {
    50: '#89dfd9',
    500: '#40d1c9',
    950: '#000000',
  },
}

SCSS

$custom: #40d1c9;
$custom-light: #89dfd9;
$custom-dark: #000000;

JSON

{
  "hex": "#40d1c9",
  "rgb": {
    "r": 64,
    "g": 209,
    "b": 201
  },
  "hsl": {
    "h": 176.69,
    "s": 61.181,
    "l": 53.529
  },
  "oklch": {
    "l": 0.7839,
    "c": 0.1203,
    "h": 189.6
  },
  "luminance": 0.50908
}

Semantic roles & 50–950 ramp

primary

#40D1C9

secondary

#813438

accent

#444CE4

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1514

muted

#7F8483

Preview Lab

Preview with #40D1C9

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

Preview Lab → · Contrast checker → · Palette generator →