#40D4BB#40D4BB

#40D4BB is a light, vivid teal. Relative luminance 0.518; OKLCH L 78.7% C 0.128 H 179.0°. Best body text is #000000 at 11.35:1 contrast (WCAG AA passes).

Color values

HEX	#40D4BB
RGB	rgb(64, 212, 187)
HSL	hsl(170, 63%, 54%)
HSV	hsv(170, 70%, 83%)
CMYK	cmyk(69.8%, 0%, 11.8%, 16.9%)
CIE-LAB	lab(77.14, -44.36, 1.14)
CIE-LCH	lch(77.14, 44.38, 178.53°)
OKLab	oklab(78.69% -0.1278 0.0023)
OKLCH	oklch(78.69% 0.128 179)
XYZ	xyz(34.6231, 51.7608, 55.1702)
Luminance	0.5177 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D4BB #D44059

analogous

#40D471 #40D4BB #40A3D4

triadic

#40D4BB #BB40D4 #D4BB40

tetradic

#40D4BB #7140D4 #D44059 #A3D440

square

#40D4BB #7140D4 #D44059 #A3D440

split-complementary

#40D4BB #D440A3 #D47140

monochromatic

#1C7D6D #27AF98 #40D4BB #72DFCD #A4EADF

Accessibility & contrast

On white

1.85

#40D4BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.35

#40D4BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D4BB

11.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D4BB	#FFFFFF	#000000	##000000
##40D4BB	1.00	1.85	11.35	11.35
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.35	21.00	1.00	1.00
##000000	11.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBC7BA

Deuteranopia (green-blind)

#B7B8BD

Tritanopia (blue-blind)

#00D7CC

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #40d4bb;
/* rgb */ color: rgb(64, 212, 187);
/* oklch */ color: oklch(78.7% 0.128 179.0);

Tailwind

colors: {
  custom: {
    50: '#89e2cf',
    500: '#40d4bb',
    950: '#000000',
  },
}

SCSS

$custom: #40d4bb;
$custom-light: #89e2cf;
$custom-dark: #000000;

JSON

{
  "hex": "#40d4bb",
  "rgb": {
    "r": 64,
    "g": 212,
    "b": 187
  },
  "hsl": {
    "h": 169.865,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.78686,
    "c": 0.12785,
    "h": 179
  },
  "luminance": 0.51765
}

Semantic roles & 50–950 ramp

primary

#40D4BB

secondary

#853341

accent

#425DE6

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1513

muted

#7F8483

Preview Lab

Preview with #40D4BB

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

Preview Lab → · Contrast checker → · Palette generator →