#40B63B#40B63B

#40B63B is a light, vivid green. Relative luminance 0.349; OKLCH L 68.5% C 0.193 H 142.5°. Best body text is #000000 at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#40B63B
RGB	rgb(64, 182, 59)
HSL	hsl(118, 51%, 47%)
HSV	hsv(118, 68%, 71%)
CMYK	cmyk(64.8%, 0%, 67.6%, 28.6%)
CIE-LAB	lab(65.64, -56.34, 51.03)
CIE-LCH	lch(65.64, 76.02, 137.83°)
OKLab	oklab(68.51% -0.1533 0.1174)
OKLCH	oklch(68.51% 0.193 142.5)
XYZ	xyz(19.6306, 34.8597, 9.8309)
Luminance	0.3486 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B63B #B13BB6

analogous

#7EB63B #40B63B #3BB674

triadic

#40B63B #3B40B6 #B63B40

tetradic

#40B63B #3B7EB6 #B13BB6 #B6743B

square

#40B63B #3B7EB6 #B13BB6 #B6743B

split-complementary

#40B63B #743BB6 #B63B7E

monochromatic

#1F5A1D #30882C #40B63B #66CC62 #93DB90

Accessibility & contrast

On white

2.63

#40B63B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.97

#40B63B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B63B

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B63B	#FFFFFF	#000000	##000000
##40B63B	1.00	2.63	7.97	7.97
#FFFFFF	2.63	1.00	21.00	21.00
#000000	7.97	21.00	1.00	1.00
##000000	7.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA52A

Deuteranopia (green-blind)

#AC9C46

Tritanopia (blue-blind)

#27B19D

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #40b63b;
/* rgb */ color: rgb(64, 182, 59);
/* oklch */ color: oklch(68.5% 0.193 142.5);

Tailwind

colors: {
  custom: {
    50: '#83cd77',
    500: '#40b63b',
    950: '#000000',
  },
}

SCSS

$custom: #40b63b;
$custom-light: #83cd77;
$custom-dark: #000000;

JSON

{
  "hex": "#40b63b",
  "rgb": {
    "r": 64,
    "g": 182,
    "b": 59
  },
  "hsl": {
    "h": 117.561,
    "s": 51.037,
    "l": 47.255
  },
  "oklch": {
    "l": 0.68513,
    "c": 0.19306,
    "h": 142.5
  },
  "luminance": 0.34862
}

Semantic roles & 50–950 ramp

primary

#40B63B

secondary

#C387C6

accent

#4DDBD5

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1409

muted

#7D827B

Preview Lab

Preview with #40B63B

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

Preview Lab → · Contrast checker → · Palette generator →