#40B34F#40B34F

#40B34F is a light, vivid green. Relative luminance 0.339; OKLCH L 67.9% C 0.174 H 145.6°. Best body text is #000000 at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#40B34F
RGB	rgb(64, 179, 79)
HSL	hsl(128, 47%, 48%)
HSV	hsv(128, 64%, 70%)
CMYK	cmyk(64.2%, 0%, 55.9%, 29.8%)
CIE-LAB	lab(64.88, -52.99, 41.21)
CIE-LCH	lch(64.88, 67.12, 142.13°)
OKLab	oklab(67.95% -0.1433 0.0982)
OKLCH	oklch(67.95% 0.174 145.6)
XYZ	xyz(19.6445, 33.8927, 12.9023)
Luminance	0.3389 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B34F #B340A4

analogous

#6BB340 #40B34F #40B388

triadic

#40B34F #4F40B3 #B34F40

tetradic

#40B34F #406BB3 #B340A4 #B38840

square

#40B34F #406BB3 #B340A4 #B38840

split-complementary

#40B34F #8840B3 #B3406B

monochromatic

#205927 #30863B #40B34F #67C974 #94D99D

Accessibility & contrast

On white

2.70

#40B34F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.78

#40B34F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B34F

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B34F	#FFFFFF	#000000	##000000
##40B34F	1.00	2.70	7.78	7.78
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.78	21.00	1.00	1.00
##000000	7.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A345

Deuteranopia (green-blind)

#A79A57

Tritanopia (blue-blind)

#22AF9D

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #40b34f;
/* rgb */ color: rgb(64, 179, 79);
/* oklch */ color: oklch(67.9% 0.174 145.6);

Tailwind

colors: {
  custom: {
    50: '#82cb83',
    500: '#40b34f',
    950: '#000000',
  },
}

SCSS

$custom: #40b34f;
$custom-light: #82cb83;
$custom-dark: #000000;

JSON

{
  "hex": "#40b34f",
  "rgb": {
    "r": 64,
    "g": 179,
    "b": 79
  },
  "hsl": {
    "h": 127.826,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.67946,
    "c": 0.17372,
    "h": 145.6
  },
  "luminance": 0.33895
}

Semantic roles & 50–950 ramp

primary

#40B34F

secondary

#C48ABD

accent

#51C5D7

background

#F8FCF8

surface

#F0F9EF

border

#CBD2CA

text

#0C130B

muted

#7D827C

Preview Lab

Preview with #40B34F

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

Preview Lab → · Contrast checker → · Palette generator →