#40D184#40D184

#40D184 is a light, vivid green. Relative luminance 0.484; OKLCH L 76.6% C 0.165 H 155.5°. Best body text is #000000 at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#40D184
RGB	rgb(64, 209, 132)
HSL	hsl(148, 61%, 54%)
HSV	hsv(148, 69%, 82%)
CMYK	cmyk(69.4%, 0%, 36.8%, 18%)
CIE-LAB	lab(75.05, -55.54, 27.38)
CIE-LCH	lch(75.05, 61.92, 153.76°)
OKLab	oklab(76.58% -0.1502 0.0686)
OKLCH	oklch(76.58% 0.165 155.5)
XYZ	xyz(29.0770, 48.3536, 29.6261)
Luminance	0.4836 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D184 #D1408D

analogous

#44D140 #40D184 #40D1CC

triadic

#40D184 #8440D1 #D18440

tetradic

#40D184 #4044D1 #D1408D #D1CC40

square

#40D184 #4044D1 #D1408D #D1CC40

split-complementary

#40D184 #CC40D1 #D14044

monochromatic

#1D7948 #29AB66 #40D184 #71DDA4 #A3E9C4

Accessibility & contrast

On white

1.97

#40D184 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.67

#40D184 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D184

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D184	#FFFFFF	#000000	##000000
##40D184	1.00	1.97	10.67	10.67
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.67	21.00	1.00	1.00
##000000	10.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0C07F

Deuteranopia (green-blind)

#BEB489

Tritanopia (blue-blind)

#00CFBD

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #40d184;
/* rgb */ color: rgb(64, 209, 132);
/* oklch */ color: oklch(76.6% 0.165 155.5);

Tailwind

colors: {
  custom: {
    50: '#87e0a8',
    500: '#40d184',
    950: '#000000',
  },
}

SCSS

$custom: #40d184;
$custom-light: #87e0a8;
$custom-dark: #000000;

JSON

{
  "hex": "#40d184",
  "rgb": {
    "r": 64,
    "g": 209,
    "b": 132
  },
  "hsl": {
    "h": 148.138,
    "s": 61.181,
    "l": 53.529
  },
  "oklch": {
    "l": 0.76583,
    "c": 0.16512,
    "h": 155.5
  },
  "luminance": 0.48357
}

Semantic roles & 50–950 ramp

primary

#40D184

secondary

#D597B8

accent

#4499E4

background

#F8FDFA

surface

#F0FBF4

border

#CBD4CE

text

#0D150F

muted

#7D837F

Preview Lab

Preview with #40D184

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

Preview Lab → · Contrast checker → · Palette generator →