#40B033#40B033

#40B033 is a light, vivid green. Relative luminance 0.324; OKLCH L 66.9% C 0.191 H 141.6°. Best body text is #000000 at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#40B033
RGB	rgb(64, 176, 51)
HSL	hsl(114, 55%, 45%)
HSV	hsv(114, 71%, 69%)
CMYK	cmyk(63.6%, 0%, 71%, 31%)
CIE-LAB	lab(63.65, -54.95, 52.13)
CIE-LCH	lch(63.65, 75.74, 136.51°)
OKLab	oklab(66.85% -0.1499 0.1187)
OKLCH	oklch(66.85% 0.191 141.6)
XYZ	xyz(18.2363, 32.3779, 8.4198)
Luminance	0.3238 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B033 #A333B0

analogous

#7FB033 #40B033 #33B065

triadic

#40B033 #3340B0 #B03340

tetradic

#40B033 #337FB0 #A333B0 #B06533

square

#40B033 #337FB0 #A333B0 #B06533

split-complementary

#40B033 #6533B0 #B0337F

monochromatic

#1D5118 #2F8125 #40B033 #60CD53 #8CDB82

Accessibility & contrast

On white

2.81

#40B033 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.48

#40B033 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B033

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B033	#FFFFFF	#000000	##000000
##40B033	1.00	2.81	7.48	7.48
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.48	21.00	1.00	1.00
##000000	7.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A01F

Deuteranopia (green-blind)

#A7973F

Tritanopia (blue-blind)

#2CAB97

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #40b033;
/* rgb */ color: rgb(64, 176, 51);
/* oklch */ color: oklch(66.9% 0.191 141.6);

Tailwind

colors: {
  custom: {
    50: '#83c972',
    500: '#40b033',
    950: '#000000',
  },
}

SCSS

$custom: #40b033;
$custom-light: #83c972;
$custom-dark: #000000;

JSON

{
  "hex": "#40b033",
  "rgb": {
    "r": 64,
    "g": 176,
    "b": 51
  },
  "hsl": {
    "h": 113.76,
    "s": 55.066,
    "l": 44.51
  },
  "oklch": {
    "l": 0.66851,
    "c": 0.19125,
    "h": 141.6
  },
  "luminance": 0.3238
}

Semantic roles & 50–950 ramp

primary

#40B033

secondary

#BD7BC4

accent

#49DECF

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1308

muted

#7D827B

Preview Lab

Preview with #40B033

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

Preview Lab → · Contrast checker → · Palette generator →