#40B233#40B233

#40B233 is a light, vivid green. Relative luminance 0.332; OKLCH L 67.4% C 0.194 H 141.7°. Best body text is #000000 at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#40B233
RGB	rgb(64, 178, 51)
HSL	hsl(114, 55%, 45%)
HSV	hsv(114, 71%, 70%)
CMYK	cmyk(64%, 0%, 71.3%, 30.2%)
CIE-LAB	lab(64.30, -55.66, 52.79)
CIE-LCH	lch(64.30, 76.71, 136.51°)
OKLab	oklab(67.38% -0.1518 0.1201)
OKLCH	oklch(67.38% 0.194 141.7)
XYZ	xyz(18.6313, 33.1680, 8.5515)
Luminance	0.3317 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B233 #A533B2

analogous

#80B233 #40B233 #33B265

triadic

#40B233 #3340B2 #B23340

tetradic

#40B233 #3380B2 #A533B2 #B26533

square

#40B233 #3380B2 #A533B2 #B26533

split-complementary

#40B233 #6533B2 #B23380

monochromatic

#1E5318 #2F8225 #40B233 #61CE54 #8DDC84

Accessibility & contrast

On white

2.75

#40B233 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.63

#40B233 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B233

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B233	#FFFFFF	#000000	##000000
##40B233	1.00	2.75	7.63	7.63
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.63	21.00	1.00	1.00
##000000	7.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A21E

Deuteranopia (green-blind)

#A99840

Tritanopia (blue-blind)

#2BAD99

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #40b233;
/* rgb */ color: rgb(64, 178, 51);
/* oklch */ color: oklch(67.4% 0.194 141.7);

Tailwind

colors: {
  custom: {
    50: '#83ca72',
    500: '#40b233',
    950: '#000000',
  },
}

SCSS

$custom: #40b233;
$custom-light: #83ca72;
$custom-dark: #000000;

JSON

{
  "hex": "#40b233",
  "rgb": {
    "r": 64,
    "g": 178,
    "b": 51
  },
  "hsl": {
    "h": 113.858,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.67382,
    "c": 0.19361,
    "h": 141.7
  },
  "luminance": 0.3317
}

Semantic roles & 50–950 ramp

primary

#40B233

secondary

#BE7CC5

accent

#49DFCF

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1308

muted

#7D827B

Preview Lab

Preview with #40B233

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

Preview Lab → · Contrast checker → · Palette generator →