#40A171#40A171

#40A171 is a light, moderate teal. Relative luminance 0.278; OKLCH L 63.8% C 0.117 H 158.7°. Best body text is #000000 at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#40A171
RGB	rgb(64, 161, 113)
HSL	hsl(150, 43%, 44%)
HSV	hsv(150, 60%, 63%)
CMYK	cmyk(60.2%, 0%, 29.8%, 36.9%)
CIE-LAB	lab(59.68, -39.94, 16.72)
CIE-LCH	lch(59.68, 43.30, 157.29°)
OKLab	oklab(63.85% -0.1091 0.0425)
OKLCH	oklch(63.85% 0.117 158.7)
XYZ	xyz(17.8383, 27.7702, 20.0397)
Luminance	0.2777 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A171 #A14070

analogous

#40A141 #40A171 #40A1A1

triadic

#40A171 #7140A1 #A17140

tetradic

#40A171 #4140A1 #A14070 #A1A140

square

#40A171 #4140A1 #A14070 #A1A140

split-complementary

#40A171 #A140A1 #A14140

monochromatic

#1D4934 #2F7552 #40A171 #5FBF90 #8BD1AE

Accessibility & contrast

On white

3.20

#40A171 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.55

#40A171 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #40A171

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A171	#FFFFFF	#000000	##000000
##40A171	1.00	3.20	6.55	6.55
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.55	21.00	1.00	1.00
##000000	6.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0956E

Deuteranopia (green-blind)

#928C74

Tritanopia (blue-blind)

#15A094

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #40a171;
/* rgb */ color: rgb(64, 161, 113);
/* oklch */ color: oklch(63.8% 0.117 158.7);

Tailwind

colors: {
  custom: {
    50: '#7ebd9a',
    500: '#40a171',
    950: '#000000',
  },
}

SCSS

$custom: #40a171;
$custom-light: #7ebd9a;
$custom-dark: #000000;

JSON

{
  "hex": "#40a171",
  "rgb": {
    "r": 64,
    "g": 161,
    "b": 113
  },
  "hsl": {
    "h": 150.309,
    "s": 43.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.63848,
    "c": 0.11709,
    "h": 158.7
  },
  "luminance": 0.27772
}

Semantic roles & 50–950 ramp

primary

#40A171

secondary

#BC819E

accent

#5593D3

background

#F8FBF9

surface

#EFF7F2

border

#CAD0CC

text

#0B120E

muted

#7C817E

Preview Lab

Preview with #40A171

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

Preview Lab → · Contrast checker → · Palette generator →