#40CF55#40CF55

#40CF55 is a light, highly saturated green. Relative luminance 0.464; OKLCH L 75.3% C 0.204 H 145.5°. Best body text is #000000 at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#40CF55
RGB	rgb(64, 207, 85)
HSL	hsl(129, 60%, 53%)
HSV	hsv(129, 69%, 81%)
CMYK	cmyk(69.1%, 0%, 58.9%, 18.8%)
CIE-LAB	lab(73.78, -62.16, 48.89)
CIE-LCH	lch(73.78, 79.08, 141.81°)
OKLab	oklab(75.33% -0.1679 0.1154)
OKLCH	oklch(75.33% 0.204 145.5)
XYZ	xyz(26.0651, 46.3687, 16.1690)
Luminance	0.4637 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CF55 #CF40BA

analogous

#72CF40 #40CF55 #40CF9C

triadic

#40CF55 #5540CF #CF5540

tetradic

#40CF55 #4072CF #CF40BA #CF9C40

square

#40CF55 #4072CF #CF40BA #CF9C40

split-complementary

#40CF55 #9C40CF #CF4072

monochromatic

#1E772B #2AA83D #40CF55 #71DB81 #A2E8AC

Accessibility & contrast

On white

2.04

#40CF55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.27

#40CF55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CF55

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CF55	#FFFFFF	#000000	##000000
##40CF55	1.00	2.04	10.27	10.27
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.27	21.00	1.00	1.00
##000000	10.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BC48

Deuteranopia (green-blind)

#C1B15F

Tritanopia (blue-blind)

#01CAB4

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #40cf55;
/* rgb */ color: rgb(64, 207, 85);
/* oklch */ color: oklch(75.3% 0.204 145.5);

Tailwind

colors: {
  custom: {
    50: '#87df89',
    500: '#40cf55',
    950: '#000000',
  },
}

SCSS

$custom: #40cf55;
$custom-light: #87df89;
$custom-dark: #000000;

JSON

{
  "hex": "#40cf55",
  "rgb": {
    "r": 64,
    "g": 207,
    "b": 85
  },
  "hsl": {
    "h": 128.811,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.75331,
    "c": 0.20369,
    "h": 145.5
  },
  "luminance": 0.46372
}

Semantic roles & 50–950 ramp

primary

#40CF55

secondary

#D497CB

accent

#45CCE3

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #40CF55

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

Preview Lab → · Contrast checker → · Palette generator →