#40BF43#40BF43

#40BF43 is a light, vivid green. Relative luminance 0.388; OKLCH L 71.0% C 0.198 H 143.5°. Best body text is #000000 at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#40BF43
RGB	rgb(64, 191, 67)
HSL	hsl(121, 50%, 50%)
HSV	hsv(121, 66%, 75%)
CMYK	cmyk(66.5%, 0%, 64.9%, 25.1%)
CIE-LAB	lab(68.57, -58.68, 50.89)
CIE-LCH	lch(68.57, 77.67, 139.07°)
OKLab	oklab(70.96% -0.1592 0.118)
OKLCH	oklch(70.96% 0.198 143.5)
XYZ	xyz(21.7570, 38.7546, 11.6429)
Luminance	0.3876 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BF43 #BF40BC

analogous

#7DBF40 #40BF43 #40BF82

triadic

#40BF43 #4340BF #BF4340

tetradic

#40BF43 #407DBF #BF40BC #BF8240

square

#40BF43 #407DBF #BF40BC #BF8240

split-complementary

#40BF43 #8240BF #BF407D

monochromatic

#216323 #319133 #40BF43 #6ECE70 #9CDE9D

Accessibility & contrast

On white

2.40

#40BF43 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.75

#40BF43 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BF43

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BF43	#FFFFFF	#000000	##000000
##40BF43	1.00	2.40	8.75	8.75
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.75	21.00	1.00	1.00
##000000	8.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AE34

Deuteranopia (green-blind)

#B4A34E

Tritanopia (blue-blind)

#20BAA5

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #40bf43;
/* rgb */ color: rgb(64, 191, 67);
/* oklch */ color: oklch(71.0% 0.198 143.5);

Tailwind

colors: {
  custom: {
    50: '#85d37c',
    500: '#40bf43',
    950: '#000000',
  },
}

SCSS

$custom: #40bf43;
$custom-light: #85d37c;
$custom-dark: #000000;

JSON

{
  "hex": "#40bf43",
  "rgb": {
    "r": 64,
    "g": 191,
    "b": 67
  },
  "hsl": {
    "h": 121.417,
    "s": 49.804,
    "l": 50
  },
  "oklch": {
    "l": 0.70962,
    "c": 0.19815,
    "h": 143.5
  },
  "luminance": 0.38757
}

Semantic roles & 50–950 ramp

primary

#40BF43

secondary

#CA91C9

accent

#4ED6D9

background

#F8FDF7

surface

#F0FAEE

border

#CBD3C9

text

#0C140A

muted

#7D837C

Preview Lab

Preview with #40BF43

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

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