#40D88B#40D88B

#40D88B is a light, vivid green. Relative luminance 0.521; OKLCH L 78.5% C 0.168 H 156.4°. Best body text is #000000 at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#40D88B
RGB	rgb(64, 216, 139)
HSL	hsl(150, 66%, 55%)
HSV	hsv(150, 70%, 85%)
CMYK	cmyk(70.4%, 0%, 35.6%, 15.3%)
CIE-LAB	lab(77.32, -56.85, 26.80)
CIE-LCH	lch(77.32, 62.85, 154.76°)
OKLab	oklab(78.49% -0.1539 0.0673)
OKLCH	oklch(78.49% 0.168 156.4)
XYZ	xyz(31.3275, 52.0622, 32.8191)
Luminance	0.5207 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D88B #D8408D

analogous

#41D840 #40D88B #40D8D7

triadic

#40D88B #8B40D8 #D88B40

tetradic

#40D88B #4041D8 #D8408D #D8D740

square

#40D88B #4041D8 #D8408D #D8D740

split-complementary

#40D88B #D740D8 #D84041

monochromatic

#1B834E #25B66C #40D88B #73E2AA #A6EDC9

Accessibility & contrast

On white

1.84

#40D88B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.41

#40D88B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D88B

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D88B	#FFFFFF	#000000	##000000
##40D88B	1.00	1.84	11.41	11.41
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.41	21.00	1.00	1.00
##000000	11.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7C786

Deuteranopia (green-blind)

#C4BA90

Tritanopia (blue-blind)

#00D6C4

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #40d88b;
/* rgb */ color: rgb(64, 216, 139);
/* oklch */ color: oklch(78.5% 0.168 156.4);

Tailwind

colors: {
  custom: {
    50: '#88e5ad',
    500: '#40d88b',
    950: '#000000',
  },
}

SCSS

$custom: #40d88b;
$custom-light: #88e5ad;
$custom-dark: #000000;

JSON

{
  "hex": "#40d88b",
  "rgb": {
    "r": 64,
    "g": 216,
    "b": 139
  },
  "hsl": {
    "h": 149.605,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.78493,
    "c": 0.16794,
    "h": 156.4
  },
  "luminance": 0.52066
}

Semantic roles & 50–950 ramp

primary

#40D88B

secondary

#8A335F

accent

#3F95E9

background

#FCFEFD

surface

#F4FCF7

border

#CED5D0

text

#0D1610

muted

#7F8481

Preview Lab

Preview with #40D88B

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

Preview Lab → · Contrast checker → · Palette generator →