#40D8A3#40D8A3

#40D8A3 is a light, vivid teal. Relative luminance 0.528; OKLCH L 79.0% C 0.148 H 165.1°. Best body text is #000000 at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#40D8A3
RGB	rgb(64, 216, 163)
HSL	hsl(159, 66%, 55%)
HSV	hsv(159, 70%, 85%)
CMYK	cmyk(70.4%, 0%, 24.5%, 15.3%)
CIE-LAB	lab(77.78, -51.83, 14.86)
CIE-LCH	lch(77.78, 53.92, 164.00°)
OKLab	oklab(79.03% -0.1428 0.038)
OKLCH	oklch(79.03% 0.148 165.1)
XYZ	xyz(33.2774, 52.8422, 43.0890)
Luminance	0.5285 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D8A3 #D84075

analogous

#40D857 #40D8A3 #40C1D8

triadic

#40D8A3 #A340D8 #D8A340

tetradic

#40D8A3 #5740D8 #D84075 #C1D840

square

#40D8A3 #5740D8 #D84075 #C1D840

split-complementary

#40D8A3 #D840C1 #D85740

monochromatic

#1B835F #25B683 #40D8A3 #73E2BB #A6EDD4

Accessibility & contrast

On white

1.82

#40D8A3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.57

#40D8A3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D8A3

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D8A3	#FFFFFF	#000000	##000000
##40D8A3	1.00	1.82	11.57	11.57
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.57	21.00	1.00	1.00
##000000	11.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4C9A0

Deuteranopia (green-blind)

#C0BAA6

Tritanopia (blue-blind)

#00D8C9

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #40d8a3;
/* rgb */ color: rgb(64, 216, 163);
/* oklch */ color: oklch(79.0% 0.148 165.1);

Tailwind

colors: {
  custom: {
    50: '#88e5be',
    500: '#40d8a3',
    950: '#000000',
  },
}

SCSS

$custom: #40d8a3;
$custom-light: #88e5be;
$custom-dark: #000000;

JSON

{
  "hex": "#40d8a3",
  "rgb": {
    "r": 64,
    "g": 216,
    "b": 163
  },
  "hsl": {
    "h": 159.079,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.79027,
    "c": 0.14779,
    "h": 165.1
  },
  "luminance": 0.52846
}

Semantic roles & 50–950 ramp

primary

#40D8A3

secondary

#8A3351

accent

#3F7AE9

background

#FCFEFD

surface

#F4FCF8

border

#CED5D1

text

#0D1612

muted

#7F8482

Preview Lab

Preview with #40D8A3

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

Preview Lab → · Contrast checker → · Palette generator →