#40B441#40B441

#40B441 is a light, vivid green. Relative luminance 0.341; OKLCH L 68.0% C 0.186 H 143.3°. Best body text is #000000 at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#40B441
RGB	rgb(64, 180, 65)
HSL	hsl(121, 48%, 48%)
HSV	hsv(121, 64%, 71%)
CMYK	cmyk(64.4%, 0%, 63.9%, 29.4%)
CIE-LAB	lab(65.05, -55.03, 47.85)
CIE-LCH	lch(65.05, 72.92, 138.99°)
OKLab	oklab(68.04% -0.1494 0.1113)
OKLCH	oklch(68.04% 0.186 143.3)
XYZ	xyz(19.3886, 34.1122, 10.5625)
Luminance	0.3411 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B441 #B440B3

analogous

#79B440 #40B441 #40B47B

triadic

#40B441 #4140B4 #B44140

tetradic

#40B441 #4079B4 #B440B3 #B47B40

square

#40B441 #4079B4 #B440B3 #B47B40

split-complementary

#40B441 #7B40B4 #B44079

monochromatic

#205A20 #308731 #40B441 #68C969 #95D996

Accessibility & contrast

On white

2.68

#40B441 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.82

#40B441 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B441

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B441	#FFFFFF	#000000	##000000
##40B441	1.00	2.68	7.82	7.82
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.82	21.00	1.00	1.00
##000000	7.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A433

Deuteranopia (green-blind)

#AA9A4B

Tritanopia (blue-blind)

#27AF9C

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #40b441;
/* rgb */ color: rgb(64, 180, 65);
/* oklch */ color: oklch(68.0% 0.186 143.3);

Tailwind

colors: {
  custom: {
    50: '#83cb7a',
    500: '#40b441',
    950: '#000000',
  },
}

SCSS

$custom: #40b441;
$custom-light: #83cb7a;
$custom-dark: #000000;

JSON

{
  "hex": "#40b441",
  "rgb": {
    "r": 64,
    "g": 180,
    "b": 65
  },
  "hsl": {
    "h": 120.517,
    "s": 47.541,
    "l": 47.843
  },
  "oklch": {
    "l": 0.68043,
    "c": 0.18631,
    "h": 143.3
  },
  "luminance": 0.34114
}

Semantic roles & 50–950 ramp

primary

#40B441

secondary

#C58BC4

accent

#51D6D7

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #40B441

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

Preview Lab → · Contrast checker → · Palette generator →