#40AC4B#40AC4B

#40AC4B is a light, vivid green. Relative luminance 0.311; OKLCH L 66.0% C 0.168 H 145.1°. Best body text is #000000 at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#40AC4B
RGB	rgb(64, 172, 75)
HSL	hsl(126, 46%, 46%)
HSV	hsv(126, 63%, 67%)
CMYK	cmyk(62.8%, 0%, 56.4%, 32.5%)
CIE-LAB	lab(62.59, -50.91, 40.41)
CIE-LCH	lch(62.59, 65.00, 141.56°)
OKLab	oklab(66.05% -0.1378 0.0962)
OKLCH	oklch(66.05% 0.168 145.1)
XYZ	xyz(18.1357, 31.1013, 11.7027)
Luminance	0.3110 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AC4B #AC40A1

analogous

#6BAC40 #40AC4B #40AC81

triadic

#40AC4B #4B40AC #AC4B40

tetradic

#40AC4B #406BAC #AC40A1 #AC8140

square

#40AC4B #406BAC #AC40A1 #AC8140

split-complementary

#40AC4B #8140AC #AC406B

monochromatic

#1F5324 #2F7F38 #40AC4B #64C56E #91D698

Accessibility & contrast

On white

2.91

#40AC4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.22

#40AC4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AC4B

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AC4B	#FFFFFF	#000000	##000000
##40AC4B	1.00	2.91	7.22	7.22
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.22	21.00	1.00	1.00
##000000	7.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AF9D42

Deuteranopia (green-blind)

#A19452

Tritanopia (blue-blind)

#27A896

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #40ac4b;
/* rgb */ color: rgb(64, 172, 75);
/* oklch */ color: oklch(66.0% 0.168 145.1);

Tailwind

colors: {
  custom: {
    50: '#81c680',
    500: '#40ac4b',
    950: '#000000',
  },
}

SCSS

$custom: #40ac4b;
$custom-light: #81c680;
$custom-dark: #000000;

JSON

{
  "hex": "#40ac4b",
  "rgb": {
    "r": 64,
    "g": 172,
    "b": 75
  },
  "hsl": {
    "h": 126.111,
    "s": 45.763,
    "l": 46.275
  },
  "oklch": {
    "l": 0.66046,
    "c": 0.16807,
    "h": 145.1
  },
  "luminance": 0.31103
}

Semantic roles & 50–950 ramp

primary

#40AC4B

secondary

#C187BB

accent

#52C8D5

background

#F8FCF7

surface

#EFF8EE

border

#CAD1C9

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #40AC4B

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

Preview Lab → · Contrast checker → · Palette generator →