#40D8D4#40D8D4

#40D8D4 is a light, vivid teal. Relative luminance 0.550; OKLCH L 80.4% C 0.124 H 192.4°. Best body text is #000000 at 11.99:1 contrast (WCAG AA passes).

Color values

HEX	#40D8D4
RGB	rgb(64, 216, 212)
HSL	hsl(178, 66%, 55%)
HSV	hsv(178, 70%, 85%)
CMYK	cmyk(70.4%, 0%, 1.9%, 15.3%)
CIE-LAB	lab(79.01, -39.43, -9.49)
CIE-LCH	lch(79.01, 40.56, 193.54°)
OKLab	oklab(80.44% -0.1207 -0.0265)
OKLCH	oklch(80.44% 0.124 192.4)
XYZ	xyz(38.5484, 54.9506, 70.8495)
Luminance	0.5495 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D8D4 #D84044

analogous

#40D888 #40D8D4 #4090D8

triadic

#40D8D4 #D440D8 #D8D440

tetradic

#40D8D4 #8840D8 #D84044 #90D840

square

#40D8D4 #8840D8 #D84044 #90D840

split-complementary

#40D8D4 #D84090 #D88840

monochromatic

#1B8380 #25B6B2 #40D8D4 #73E2DF #A6EDEB

Accessibility & contrast

On white

1.75

#40D8D4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.99

#40D8D4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D8D4

11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D8D4	#FFFFFF	#000000	##000000
##40D8D4	1.00	1.75	11.99	11.99
#FFFFFF	1.75	1.00	21.00	21.00
#000000	11.99	21.00	1.00	1.00
##000000	11.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBCDD4

Deuteranopia (green-blind)

#B5BDD5

Tritanopia (blue-blind)

#00DED6

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #40d8d4;
/* rgb */ color: rgb(64, 216, 212);
/* oklch */ color: oklch(80.4% 0.124 192.4);

Tailwind

colors: {
  custom: {
    50: '#8be4e1',
    500: '#40d8d4',
    950: '#000000',
  },
}

SCSS

$custom: #40d8d4;
$custom-light: #8be4e1;
$custom-dark: #000000;

JSON

{
  "hex": "#40d8d4",
  "rgb": {
    "r": 64,
    "g": 216,
    "b": 212
  },
  "hsl": {
    "h": 178.421,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.80439,
    "c": 0.12358,
    "h": 192.4
  },
  "luminance": 0.54955
}

Semantic roles & 50–950 ramp

primary

#40D8D4

secondary

#8A3335

accent

#3F43E9

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1615

muted

#7F8484

Preview Lab

Preview with #40D8D4

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

Preview Lab → · Contrast checker → · Palette generator →