#40D8B1#40D8B1

#40D8B1 is a light, vivid teal. Relative luminance 0.534; OKLCH L 79.4% C 0.138 H 171.7°. Best body text is #000000 at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#40D8B1
RGB	rgb(64, 216, 177)
HSL	hsl(165, 66%, 55%)
HSV	hsv(165, 70%, 85%)
CMYK	cmyk(70.4%, 0%, 18.1%, 15.3%)
CIE-LAB	lab(78.09, -48.56, 7.86)
CIE-LCH	lch(78.09, 49.19, 170.80°)
OKLab	oklab(79.39% -0.1364 0.02)
OKLCH	oklch(79.39% 0.138 171.7)
XYZ	xyz(34.6019, 53.3720, 50.0647)
Luminance	0.5338 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D8B1 #D84067

analogous

#40D865 #40D8B1 #40B3D8

triadic

#40D8B1 #B140D8 #D8B140

tetradic

#40D8B1 #6540D8 #D84067 #B3D840

square

#40D8B1 #6540D8 #D84067 #B3D840

split-complementary

#40D8B1 #D840B3 #D86540

monochromatic

#1B8368 #25B691 #40D8B1 #73E2C6 #A6EDDB

Accessibility & contrast

On white

1.80

#40D8B1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.68

#40D8B1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D8B1

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D8B1	#FFFFFF	#000000	##000000
##40D8B1	1.00	1.80	11.68	11.68
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.68	21.00	1.00	1.00
##000000	11.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1CAAF

Deuteranopia (green-blind)

#BDBBB4

Tritanopia (blue-blind)

#00DACD

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #40d8b1;
/* rgb */ color: rgb(64, 216, 177);
/* oklch */ color: oklch(79.4% 0.138 171.7);

Tailwind

colors: {
  custom: {
    50: '#89e5c8',
    500: '#40d8b1',
    950: '#000000',
  },
}

SCSS

$custom: #40d8b1;
$custom-light: #89e5c8;
$custom-dark: #000000;

JSON

{
  "hex": "#40d8b1",
  "rgb": {
    "r": 64,
    "g": 216,
    "b": 177
  },
  "hsl": {
    "h": 164.605,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.79386,
    "c": 0.13782,
    "h": 171.7
  },
  "luminance": 0.53376
}

Semantic roles & 50–950 ramp

primary

#40D8B1

secondary

#8A3349

accent

#3F6AE9

background

#FCFEFD

surface

#F4FCF9

border

#CED5D2

text

#0D1613

muted

#7F8482

Preview Lab

Preview with #40D8B1

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

Preview Lab → · Contrast checker → · Palette generator →