#40B734#40B734

#40B734 is a light, vivid green. Relative luminance 0.352; OKLCH L 68.7% C 0.199 H 141.8°. Best body text is #000000 at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#40B734
RGB	rgb(64, 183, 52)
HSL	hsl(115, 56%, 46%)
HSV	hsv(115, 72%, 72%)
CMYK	cmyk(65%, 0%, 71.6%, 28.2%)
CIE-LAB	lab(65.91, -57.31, 54.08)
CIE-LCH	lch(65.91, 78.80, 136.66°)
OKLab	oklab(68.72% -0.1563 0.1229)
OKLCH	oklch(68.72% 0.199 141.8)
XYZ	xyz(19.6666, 35.2029, 9.0066)
Luminance	0.3520 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B734 #AB34B7

analogous

#81B734 #40B734 #34B769

triadic

#40B734 #3440B7 #B73440

tetradic

#40B734 #3481B7 #AB34B7 #B76934

square

#40B734 #3481B7 #AB34B7 #B76934

split-complementary

#40B734 #6934B7 #B73481

monochromatic

#1F5819 #2F8726 #40B734 #63D059 #90DD88

Accessibility & contrast

On white

2.61

#40B734 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.04

#40B734 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B734

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B734	#FFFFFF	#000000	##000000
##40B734	1.00	2.61	8.04	8.04
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.04	21.00	1.00	1.00
##000000	8.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA61E

Deuteranopia (green-blind)

#AD9C41

Tritanopia (blue-blind)

#29B19D

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #40b734;
/* rgb */ color: rgb(64, 183, 52);
/* oklch */ color: oklch(68.7% 0.199 141.8);

Tailwind

colors: {
  custom: {
    50: '#84ce73',
    500: '#40b734',
    950: '#000000',
  },
}

SCSS

$custom: #40b734;
$custom-light: #84ce73;
$custom-dark: #000000;

JSON

{
  "hex": "#40b734",
  "rgb": {
    "r": 64,
    "g": 183,
    "b": 52
  },
  "hsl": {
    "h": 114.504,
    "s": 55.745,
    "l": 46.078
  },
  "oklch": {
    "l": 0.68717,
    "c": 0.19882,
    "h": 141.8
  },
  "luminance": 0.35205
}

Semantic roles & 50–950 ramp

primary

#40B734

secondary

#C180C7

accent

#49DFD1

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1408

muted

#7D827B

Preview Lab

Preview with #40B734

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

Preview Lab → · Contrast checker → · Palette generator →