#40B633#40B633

#40B633 is a light, vivid green. Relative luminance 0.348; OKLCH L 68.4% C 0.198 H 141.7°. Best body text is #000000 at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#40B633
RGB	rgb(64, 182, 51)
HSL	hsl(114, 56%, 46%)
HSV	hsv(114, 72%, 71%)
CMYK	cmyk(64.8%, 0%, 72%, 28.6%)
CIE-LAB	lab(65.58, -57.05, 54.12)
CIE-LCH	lch(65.58, 78.63, 136.51°)
OKLab	oklab(68.44% -0.1556 0.1229)
OKLCH	oklch(68.44% 0.198 141.7)
XYZ	xyz(19.4388, 34.7830, 8.8207)
Luminance	0.3478 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B633 #A933B6

analogous

#81B633 #40B633 #33B667

triadic

#40B633 #3340B6 #B63340

tetradic

#40B633 #3381B6 #A933B6 #B66733

square

#40B633 #3381B6 #A933B6 #B66733

split-complementary

#40B633 #6733B6 #B63381

monochromatic

#1E5618 #2F8626 #40B633 #62D056 #8FDD86

Accessibility & contrast

On white

2.64

#40B633 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.96

#40B633 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B633

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B633	#FFFFFF	#000000	##000000
##40B633	1.00	2.64	7.96	7.96
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.96	21.00	1.00	1.00
##000000	7.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA51D

Deuteranopia (green-blind)

#AC9C40

Tritanopia (blue-blind)

#29B09C

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #40b633;
/* rgb */ color: rgb(64, 182, 51);
/* oklch */ color: oklch(68.4% 0.198 141.7);

Tailwind

colors: {
  custom: {
    50: '#84cd73',
    500: '#40b633',
    950: '#000000',
  },
}

SCSS

$custom: #40b633;
$custom-light: #84cd73;
$custom-dark: #000000;

JSON

{
  "hex": "#40b633",
  "rgb": {
    "r": 64,
    "g": 182,
    "b": 51
  },
  "hsl": {
    "h": 114.046,
    "s": 56.223,
    "l": 45.686
  },
  "oklch": {
    "l": 0.68444,
    "c": 0.19828,
    "h": 141.7
  },
  "luminance": 0.34785
}

Semantic roles & 50–950 ramp

primary

#40B633

secondary

#C07EC7

accent

#48E0D1

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1408

muted

#7D827B

Preview Lab

Preview with #40B633

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

Preview Lab → · Contrast checker → · Palette generator →