#40C181#40C181

#40C181 is a light, vivid teal. Relative luminance 0.408; OKLCH L 72.5% C 0.147 H 157.5°. Best body text is #000000 at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#40C181
RGB	rgb(64, 193, 129)
HSL	hsl(150, 51%, 50%)
HSV	hsv(150, 67%, 76%)
CMYK	cmyk(66.8%, 0%, 33.2%, 24.3%)
CIE-LAB	lab(70.04, -49.91, 22.21)
CIE-LCH	lch(70.04, 54.62, 156.01°)
OKLab	oklab(72.45% -0.1355 0.0561)
OKLCH	oklch(72.45% 0.147 157.5)
XYZ	xyz(25.1444, 40.8122, 27.3170)
Luminance	0.4082 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C181 #C14080

analogous

#40C141 #40C181 #40C0C1

triadic

#40C181 #8140C1 #C18140

tetradic

#40C181 #4140C1 #C14080 #C0C140

square

#40C181 #4140C1 #C14080 #C0C140

split-complementary

#40C181 #C140C0 #C14140

monochromatic

#216644 #309462 #40C181 #6ED09F #9CDFBE

Accessibility & contrast

On white

2.29

#40C181 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.16

#40C181 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C181

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C181	#FFFFFF	#000000	##000000
##40C181	1.00	2.29	9.16	9.16
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.16	21.00	1.00	1.00
##000000	9.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0B27D

Deuteranopia (green-blind)

#AFA685

Tritanopia (blue-blind)

#00C0B0

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #40c181;
/* rgb */ color: rgb(64, 193, 129);
/* oklch */ color: oklch(72.5% 0.147 157.5);

Tailwind

colors: {
  custom: {
    50: '#84d5a6',
    500: '#40c181',
    950: '#000000',
  },
}

SCSS

$custom: #40c181;
$custom-light: #84d5a6;
$custom-dark: #000000;

JSON

{
  "hex": "#40c181",
  "rgb": {
    "r": 64,
    "g": 193,
    "b": 129
  },
  "hsl": {
    "h": 150.233,
    "s": 50.988,
    "l": 50.392
  },
  "oklch": {
    "l": 0.7245,
    "c": 0.14669,
    "h": 157.5
  },
  "luminance": 0.40815
}

Semantic roles & 50–950 ramp

primary

#40C181

secondary

#CB92AE

accent

#4D93DA

background

#F8FDFA

surface

#F0FAF4

border

#CBD3CE

text

#0C140F

muted

#7D837F

Preview Lab

Preview with #40C181

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

Preview Lab → · Contrast checker → · Palette generator →