#40D9BD#40D9BD

#40D9BD is a light, vivid teal. Relative luminance 0.544; OKLCH L 80.0% C 0.132 H 177.6°. Best body text is #000000 at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#40D9BD
RGB	rgb(64, 217, 189)
HSL	hsl(169, 67%, 55%)
HSV	hsv(169, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 12.9%, 14.9%)
CIE-LAB	lab(78.69, -46.00, 2.32)
CIE-LCH	lch(78.69, 46.06, 177.11°)
OKLab	oklab(79.97% -0.1319 0.0054)
OKLCH	oklch(79.97% 0.132 177.6)
XYZ	xyz(36.1080, 54.3856, 56.7287)
Luminance	0.5439 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D9BD #D9405C

analogous

#40D971 #40D9BD #40A8D9

triadic

#40D9BD #BD40D9 #D9BD40

tetradic

#40D9BD #7140D9 #D9405C #A8D940

square

#40D9BD #7140D9 #D9405C #A8D940

split-complementary

#40D9BD #D940A8 #D97140

monochromatic

#1A8471 #24B79C #40D9BD #73E3CF #A6EDE0

Accessibility & contrast

On white

1.77

#40D9BD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.88

#40D9BD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D9BD

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D9BD	#FFFFFF	#000000	##000000
##40D9BD	1.00	1.77	11.88	11.88
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.88	21.00	1.00	1.00
##000000	11.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0CCBC

Deuteranopia (green-blind)

#BCBCBF

Tritanopia (blue-blind)

#00DCD1

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #40d9bd;
/* rgb */ color: rgb(64, 217, 189);
/* oklch */ color: oklch(80.0% 0.132 177.6);

Tailwind

colors: {
  custom: {
    50: '#8ae5d0',
    500: '#40d9bd',
    950: '#000000',
  },
}

SCSS

$custom: #40d9bd;
$custom-light: #8ae5d0;
$custom-dark: #000000;

JSON

{
  "hex": "#40d9bd",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 189
  },
  "hsl": {
    "h": 169.02,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.79966,
    "c": 0.13198,
    "h": 177.6
  },
  "luminance": 0.5439
}

Semantic roles & 50–950 ramp

primary

#40D9BD

secondary

#8B3243

accent

#3E5DEA

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1614

muted

#7F8483

Preview Lab

Preview with #40D9BD

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

Preview Lab → · Contrast checker → · Palette generator →