#40B133#40B133

#40B133 is a light, vivid green. Relative luminance 0.328; OKLCH L 67.1% C 0.192 H 141.6°. Best body text is #000000 at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#40B133
RGB	rgb(64, 177, 51)
HSL	hsl(114, 55%, 45%)
HSV	hsv(114, 71%, 69%)
CMYK	cmyk(63.8%, 0%, 71.2%, 30.6%)
CIE-LAB	lab(63.98, -55.31, 52.46)
CIE-LCH	lch(63.98, 76.23, 136.51°)
OKLab	oklab(67.12% -0.1509 0.1194)
OKLCH	oklch(67.12% 0.192 141.6)
XYZ	xyz(18.4331, 32.7715, 8.4854)
Luminance	0.3277 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B133 #A433B1

analogous

#7FB133 #40B133 #33B165

triadic

#40B133 #3340B1 #B13340

tetradic

#40B133 #337FB1 #A433B1 #B16533

square

#40B133 #337FB1 #A433B1 #B16533

split-complementary

#40B133 #6533B1 #B1337F

monochromatic

#1E5218 #2F8125 #40B133 #60CE54 #8CDB83

Accessibility & contrast

On white

2.78

#40B133 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.55

#40B133 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B133

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B133	#FFFFFF	#000000	##000000
##40B133	1.00	2.78	7.55	7.55
#FFFFFF	2.78	1.00	21.00	21.00
#000000	7.55	21.00	1.00	1.00
##000000	7.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A11F

Deuteranopia (green-blind)

#A8973F

Tritanopia (blue-blind)

#2CAC98

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #40b133;
/* rgb */ color: rgb(64, 177, 51);
/* oklch */ color: oklch(67.1% 0.192 141.6);

Tailwind

colors: {
  custom: {
    50: '#83c972',
    500: '#40b133',
    950: '#000000',
  },
}

SCSS

$custom: #40b133;
$custom-light: #83c972;
$custom-dark: #000000;

JSON

{
  "hex": "#40b133",
  "rgb": {
    "r": 64,
    "g": 177,
    "b": 51
  },
  "hsl": {
    "h": 113.81,
    "s": 55.263,
    "l": 44.706
  },
  "oklch": {
    "l": 0.67117,
    "c": 0.19243,
    "h": 141.6
  },
  "luminance": 0.32773
}

Semantic roles & 50–950 ramp

primary

#40B133

secondary

#BD7BC5

accent

#49DFCF

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1308

muted

#7D827B

Preview Lab

Preview with #40B133

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

Preview Lab → · Contrast checker → · Palette generator →