#40B980#40B980

#40B980 is a light, vivid teal. Relative luminance 0.373; OKLCH L 70.4% C 0.137 H 159.0°. Best body text is #000000 at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#40B980
RGB	rgb(64, 185, 128)
HSL	hsl(152, 49%, 49%)
HSV	hsv(152, 65%, 73%)
CMYK	cmyk(65.4%, 0%, 30.8%, 27.5%)
CIE-LAB	lab(67.53, -46.88, 19.32)
CIE-LCH	lch(67.53, 50.70, 157.60°)
OKLab	oklab(70.38% -0.1278 0.049)
OKLCH	oklch(70.38% 0.137 159)
XYZ	xyz(23.3574, 37.3439, 26.3950)
Luminance	0.3735 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B980 #B94079

analogous

#40B944 #40B980 #40B6B9

triadic

#40B980 #8040B9 #B98040

tetradic

#40B980 #4440B9 #B94079 #B6B940

square

#40B980 #4440B9 #B94079 #B6B940

split-complementary

#40B980 #B940B6 #B94440

monochromatic

#215E41 #308C61 #40B980 #6BCC9E #98DBBC

Accessibility & contrast

On white

2.48

#40B980 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.47

#40B980 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B980

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B980	#FFFFFF	#000000	##000000
##40B980	1.00	2.48	8.47	8.47
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.47	21.00	1.00	1.00
##000000	8.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7AB7D

Deuteranopia (green-blind)

#A7A084

Tritanopia (blue-blind)

#00B8AA

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #40b980;
/* rgb */ color: rgb(64, 185, 128);
/* oklch */ color: oklch(70.4% 0.137 159.0);

Tailwind

colors: {
  custom: {
    50: '#82cfa5',
    500: '#40b980',
    950: '#000000',
  },
}

SCSS

$custom: #40b980;
$custom-light: #82cfa5;
$custom-dark: #000000;

JSON

{
  "hex": "#40b980",
  "rgb": {
    "r": 64,
    "g": 185,
    "b": 128
  },
  "hsl": {
    "h": 151.736,
    "s": 48.594,
    "l": 48.824
  },
  "oklch": {
    "l": 0.70383,
    "c": 0.13682,
    "h": 159
  },
  "luminance": 0.37346
}

Semantic roles & 50–950 ramp

primary

#40B980

secondary

#C78EA9

accent

#5090D8

background

#F8FCFA

surface

#F0F9F4

border

#CBD2CE

text

#0C140F

muted

#7D827F

Preview Lab

Preview with #40B980

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

Preview Lab → · Contrast checker → · Palette generator →