#40B029#40B029

#40B029 is a light, vivid green. Relative luminance 0.323; OKLCH L 66.8% C 0.197 H 140.7°. Best body text is #000000 at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#40B029
RGB	rgb(64, 176, 41)
HSL	hsl(110, 62%, 43%)
HSV	hsv(110, 77%, 69%)
CMYK	cmyk(63.6%, 0%, 76.7%, 31%)
CIE-LAB	lab(63.59, -55.72, 55.67)
CIE-LCH	lch(63.59, 78.77, 135.02°)
OKLab	oklab(66.78% -0.1525 0.1248)
OKLCH	oklch(66.78% 0.197 140.7)
XYZ	xyz(18.0390, 32.2990, 7.3811)
Luminance	0.3230 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B029 #9929B0

analogous

#83B029 #40B029 #29B056

triadic

#40B029 #2940B0 #B02940

tetradic

#40B029 #2983B0 #9929B0 #B05629

square

#40B029 #2983B0 #9929B0 #B05629

split-complementary

#40B029 #5629B0 #B02983

monochromatic

#1C4D12 #2E7E1D #40B029 #5CD343 #87DF75

Accessibility & contrast

On white

2.81

#40B029 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.46

#40B029 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B029

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B029	#FFFFFF	#000000	##000000
##40B029	1.00	2.81	7.46	7.46
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.46	21.00	1.00	1.00
##000000	7.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A007

Deuteranopia (green-blind)

#A79738

Tritanopia (blue-blind)

#2EAA96

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #40b029;
/* rgb */ color: rgb(64, 176, 41);
/* oklch */ color: oklch(66.8% 0.197 140.7);

Tailwind

colors: {
  custom: {
    50: '#83c96d',
    500: '#40b029',
    950: '#000000',
  },
}

SCSS

$custom: #40b029;
$custom-light: #83c96d;
$custom-dark: #000000;

JSON

{
  "hex": "#40b029",
  "rgb": {
    "r": 64,
    "g": 176,
    "b": 41
  },
  "hsl": {
    "h": 109.778,
    "s": 62.212,
    "l": 42.549
  },
  "oklch": {
    "l": 0.66776,
    "c": 0.19708,
    "h": 140.7
  },
  "luminance": 0.32301
}

Semantic roles & 50–950 ramp

primary

#40B029

secondary

#B76FC6

accent

#43E5CA

background

#F8FCF6

surface

#F0F8EC

border

#CBD1C7

text

#0C1308

muted

#7D827B

Preview Lab

Preview with #40B029

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

Preview Lab → · Contrast checker → · Palette generator →