#40B549#40B549

#40B549 is a light, vivid green. Relative luminance 0.346; OKLCH L 68.4% C 0.181 H 144.5°. Best body text is #000000 at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#40B549
RGB	rgb(64, 181, 73)
HSL	hsl(125, 48%, 48%)
HSV	hsv(125, 65%, 71%)
CMYK	cmyk(64.6%, 0%, 59.7%, 29%)
CIE-LAB	lab(65.45, -54.48, 44.71)
CIE-LCH	lch(65.45, 70.47, 140.63°)
OKLab	oklab(68.4% -0.1475 0.1054)
OKLCH	oklch(68.4% 0.181 144.5)
XYZ	xyz(19.8396, 34.6168, 11.9382)
Luminance	0.3462 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B549 #B540AC

analogous

#72B540 #40B549 #40B583

triadic

#40B549 #4940B5 #B54940

tetradic

#40B549 #4072B5 #B540AC #B58340

square

#40B549 #4072B5 #B540AC #B58340

split-complementary

#40B549 #8340B5 #B54072

monochromatic

#205B25 #308837 #40B549 #68CA70 #96DA9B

Accessibility & contrast

On white

2.65

#40B549 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.92

#40B549 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B549

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B549	#FFFFFF	#000000	##000000
##40B549	1.00	2.65	7.92	7.92
#FFFFFF	2.65	1.00	21.00	21.00
#000000	7.92	21.00	1.00	1.00
##000000	7.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A53E

Deuteranopia (green-blind)

#AA9B52

Tritanopia (blue-blind)

#23B09E

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #40b549;
/* rgb */ color: rgb(64, 181, 73);
/* oklch */ color: oklch(68.4% 0.181 144.5);

Tailwind

colors: {
  custom: {
    50: '#83cc7f',
    500: '#40b549',
    950: '#000000',
  },
}

SCSS

$custom: #40b549;
$custom-light: #83cc7f;
$custom-dark: #000000;

JSON

{
  "hex": "#40b549",
  "rgb": {
    "r": 64,
    "g": 181,
    "b": 73
  },
  "hsl": {
    "h": 124.615,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.68397,
    "c": 0.18129,
    "h": 144.5
  },
  "luminance": 0.34619
}

Semantic roles & 50–950 ramp

primary

#40B549

secondary

#C58BC1

accent

#50CDD7

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C130A

muted

#7D827C

Preview Lab

Preview with #40B549

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

Preview Lab → · Contrast checker → · Palette generator →