#40B33B#40B33B

#40B33B is a light, vivid green. Relative luminance 0.336; OKLCH L 67.7% C 0.189 H 142.5°. Best body text is #000000 at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#40B33B
RGB	rgb(64, 179, 59)
HSL	hsl(118, 50%, 47%)
HSV	hsv(118, 67%, 70%)
CMYK	cmyk(64.2%, 0%, 67%, 29.8%)
CIE-LAB	lab(64.68, -55.28, 50.00)
CIE-LCH	lch(64.68, 74.54, 137.87°)
OKLab	oklab(67.72% -0.1504 0.1152)
OKLCH	oklch(67.72% 0.189 142.5)
XYZ	xyz(19.0228, 33.6441, 9.6283)
Luminance	0.3365 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B33B #AE3BB3

analogous

#7CB33B #40B33B #3BB372

triadic

#40B33B #3B40B3 #B33B40

tetradic

#40B33B #3B7CB3 #AE3BB3 #B3723B

square

#40B33B #3B7CB3 #AE3BB3 #B3723B

split-complementary

#40B33B #723BB3 #B33B7C

monochromatic

#1F571D #30852C #40B33B #65CB60 #92DA8E

Accessibility & contrast

On white

2.72

#40B33B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.73

#40B33B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B33B

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B33B	#FFFFFF	#000000	##000000
##40B33B	1.00	2.72	7.73	7.73
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.73	21.00	1.00	1.00
##000000	7.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A32B

Deuteranopia (green-blind)

#A99946

Tritanopia (blue-blind)

#29AE9A

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #40b33b;
/* rgb */ color: rgb(64, 179, 59);
/* oklch */ color: oklch(67.7% 0.189 142.5);

Tailwind

colors: {
  custom: {
    50: '#83cb77',
    500: '#40b33b',
    950: '#000000',
  },
}

SCSS

$custom: #40b33b;
$custom-light: #83cb77;
$custom-dark: #000000;

JSON

{
  "hex": "#40b33b",
  "rgb": {
    "r": 64,
    "g": 179,
    "b": 59
  },
  "hsl": {
    "h": 117.5,
    "s": 50.42,
    "l": 46.667
  },
  "oklch": {
    "l": 0.67718,
    "c": 0.18946,
    "h": 142.5
  },
  "luminance": 0.33646
}

Semantic roles & 50–950 ramp

primary

#40B33B

secondary

#C285C5

accent

#4EDAD4

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #40B33B

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

Preview Lab → · Contrast checker → · Palette generator →