#40E0D8#40E0D8

#40E0D8 is a very light, vivid teal. Relative luminance 0.594; OKLCH L 82.5% C 0.129 H 190.0°. Best body text is #000000 at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#40E0D8
RGB	rgb(64, 224, 216)
HSL	hsl(177, 72%, 56%)
HSV	hsv(177, 71%, 88%)
CMYK	cmyk(71.4%, 0%, 3.6%, 12.2%)
CIE-LAB	lab(81.49, -41.92, -7.95)
CIE-LCH	lch(81.49, 42.67, 190.74°)
OKLab	oklab(82.49% -0.1267 -0.0223)
OKLCH	oklch(82.49% 0.129 190)
XYZ	xyz(41.1589, 59.3543, 74.2397)
Luminance	0.5936 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40E0D8 #E04048

analogous

#40E088 #40E0D8 #4098E0

triadic

#40E0D8 #D840E0 #E0D840

tetradic

#40E0D8 #8840E0 #E04048 #98E040

square

#40E0D8 #8840E0 #E04048 #98E040

split-complementary

#40E0D8 #E04098 #E08840

monochromatic

#178E89 #20C3BB #40E0D8 #75E9E3 #A9F1EE

Accessibility & contrast

On white

1.63

#40E0D8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.87

#40E0D8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40E0D8

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40E0D8	#FFFFFF	#000000	##000000
##40E0D8	1.00	1.63	12.87	12.87
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.87	21.00	1.00	1.00
##000000	12.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3D4D8

Deuteranopia (green-blind)

#BCC3D9

Tritanopia (blue-blind)

#00E6DD

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #40e0d8;
/* rgb */ color: rgb(64, 224, 216);
/* oklch */ color: oklch(82.5% 0.129 190.0);

Tailwind

colors: {
  custom: {
    50: '#8ceae4',
    500: '#40e0d8',
    950: '#000000',
  },
}

SCSS

$custom: #40e0d8;
$custom-light: #8ceae4;
$custom-dark: #000000;

JSON

{
  "hex": "#40e0d8",
  "rgb": {
    "r": 64,
    "g": 224,
    "b": 216
  },
  "hsl": {
    "h": 177,
    "s": 72.072,
    "l": 56.471
  },
  "oklch": {
    "l": 0.82487,
    "c": 0.12868,
    "h": 190
  },
  "luminance": 0.59359
}

Semantic roles & 50–950 ramp

primary

#40E0D8

secondary

#943136

accent

#3942EF

background

#FCFEFE

surface

#F5FDFC

border

#CFD5D5

text

#0E1615

muted

#7F8484

Preview Lab

Preview with #40E0D8

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

Preview Lab → · Contrast checker → · Palette generator →