#40D9D1#40D9D1

#40D9D1 is a light, vivid teal. Relative luminance 0.553; OKLCH L 80.6% C 0.125 H 189.8°. Best body text is #000000 at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#40D9D1
RGB	rgb(64, 217, 209)
HSL	hsl(177, 67%, 55%)
HSV	hsv(177, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 3.7%, 14.9%)
CIE-LAB	lab(79.22, -40.71, -7.58)
CIE-LCH	lch(79.22, 41.41, 190.55°)
OKLab	oklab(80.58% -0.123 -0.0212)
OKLCH	oklch(80.58% 0.125 189.8)
XYZ	xyz(38.4305, 55.3146, 68.9606)
Luminance	0.5532 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D9D1 #D94048

analogous

#40D985 #40D9D1 #4094D9

triadic

#40D9D1 #D140D9 #D9D140

tetradic

#40D9D1 #8540D9 #D94048 #94D940

square

#40D9D1 #8540D9 #D94048 #94D940

split-complementary

#40D9D1 #D94094 #D98540

monochromatic

#1A847F #24B7B0 #40D9D1 #73E3DD #A6EDEA

Accessibility & contrast

On white

1.74

#40D9D1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.06

#40D9D1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D9D1

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D9D1	#FFFFFF	#000000	##000000
##40D9D1	1.00	1.74	12.06	12.06
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.06	21.00	1.00	1.00
##000000	12.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDCED1

Deuteranopia (green-blind)

#B7BDD2

Tritanopia (blue-blind)

#00DFD6

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #40d9d1;
/* rgb */ color: rgb(64, 217, 209);
/* oklch */ color: oklch(80.6% 0.125 189.8);

Tailwind

colors: {
  custom: {
    50: '#8be5df',
    500: '#40d9d1',
    950: '#000000',
  },
}

SCSS

$custom: #40d9d1;
$custom-light: #8be5df;
$custom-dark: #000000;

JSON

{
  "hex": "#40d9d1",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 209
  },
  "hsl": {
    "h": 176.863,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.80581,
    "c": 0.1248,
    "h": 189.8
  },
  "luminance": 0.55319
}

Semantic roles & 50–950 ramp

primary

#40D9D1

secondary

#8B3237

accent

#3E47EA

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1615

muted

#7F8484

Preview Lab

Preview with #40D9D1

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

Preview Lab → · Contrast checker → · Palette generator →