#40E0D9#40E0D9

#40E0D9 is a very light, vivid teal. Relative luminance 0.594; OKLCH L 82.5% C 0.128 H 190.6°. Best body text is #000000 at 12.88:1 contrast (WCAG AA passes).

Color values

HEX	#40E0D9
RGB	rgb(64, 224, 217)
HSL	hsl(177, 72%, 56%)
HSV	hsv(177, 71%, 88%)
CMYK	cmyk(71.4%, 0%, 3.1%, 12.2%)
CIE-LAB	lab(81.51, -41.64, -8.44)
CIE-LCH	lch(81.51, 42.49, 191.46°)
OKLab	oklab(82.52% -0.1263 -0.0236)
OKLCH	oklch(82.52% 0.128 190.6)
XYZ	xyz(41.2886, 59.4061, 74.9227)
Luminance	0.5941 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40E0D9 #E04047

analogous

#40E089 #40E0D9 #4097E0

triadic

#40E0D9 #D940E0 #E0D940

tetradic

#40E0D9 #8940E0 #E04047 #97E040

square

#40E0D9 #8940E0 #E04047 #97E040

split-complementary

#40E0D9 #E04097 #E08940

monochromatic

#178E89 #20C3BC #40E0D9 #75E9E3 #A9F1EE

Accessibility & contrast

On white

1.63

#40E0D9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.88

#40E0D9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40E0D9

12.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40E0D9	#FFFFFF	#000000	##000000
##40E0D9	1.00	1.63	12.88	12.88
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.88	21.00	1.00	1.00
##000000	12.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3D4D9

Deuteranopia (green-blind)

#BCC3DA

Tritanopia (blue-blind)

#00E6DD

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #40e0d9;
/* rgb */ color: rgb(64, 224, 217);
/* oklch */ color: oklch(82.5% 0.128 190.6);

Tailwind

colors: {
  custom: {
    50: '#8ceae4',
    500: '#40e0d9',
    950: '#000000',
  },
}

SCSS

$custom: #40e0d9;
$custom-light: #8ceae4;
$custom-dark: #000000;

JSON

{
  "hex": "#40e0d9",
  "rgb": {
    "r": 64,
    "g": 224,
    "b": 217
  },
  "hsl": {
    "h": 177.375,
    "s": 72.072,
    "l": 56.471
  },
  "oklch": {
    "l": 0.8252,
    "c": 0.12848,
    "h": 190.6
  },
  "luminance": 0.59411
}

Semantic roles & 50–950 ramp

primary

#40E0D9

secondary

#943135

accent

#3941EF

background

#FCFEFE

surface

#F5FDFC

border

#CFD5D5

text

#0E1615

muted

#7F8484

Preview Lab

Preview with #40E0D9

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

Preview Lab → · Contrast checker → · Palette generator →