#40B241#40B241

#40B241 is a light, vivid green. Relative luminance 0.333; OKLCH L 67.5% C 0.184 H 143.3°. Best body text is #000000 at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#40B241
RGB	rgb(64, 178, 65)
HSL	hsl(121, 47%, 47%)
HSV	hsv(121, 64%, 70%)
CMYK	cmyk(64%, 0%, 63.5%, 30.2%)
CIE-LAB	lab(64.41, -54.31, 47.13)
CIE-LCH	lch(64.41, 71.91, 139.05°)
OKLab	oklab(67.51% -0.1475 0.1098)
OKLCH	oklch(67.51% 0.184 143.3)
XYZ	xyz(18.9878, 33.3105, 10.4289)
Luminance	0.3331 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B241 #B240B1

analogous

#78B240 #40B241 #40B27A

triadic

#40B241 #4140B2 #B24140

tetradic

#40B241 #4078B2 #B240B1 #B27A40

square

#40B241 #4078B2 #B240B1 #B27A40

split-complementary

#40B241 #7A40B2 #B24078

monochromatic

#205820 #308531 #40B241 #67C868 #94D895

Accessibility & contrast

On white

2.74

#40B241 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.66

#40B241 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B241

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B241	#FFFFFF	#000000	##000000
##40B241	1.00	2.74	7.66	7.66
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.66	21.00	1.00	1.00
##000000	7.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A234

Deuteranopia (green-blind)

#A8994B

Tritanopia (blue-blind)

#28AD9A

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #40b241;
/* rgb */ color: rgb(64, 178, 65);
/* oklch */ color: oklch(67.5% 0.184 143.3);

Tailwind

colors: {
  custom: {
    50: '#82ca7a',
    500: '#40b241',
    950: '#000000',
  },
}

SCSS

$custom: #40b241;
$custom-light: #82ca7a;
$custom-dark: #000000;

JSON

{
  "hex": "#40b241",
  "rgb": {
    "r": 64,
    "g": 178,
    "b": 65
  },
  "hsl": {
    "h": 120.526,
    "s": 47.107,
    "l": 47.451
  },
  "oklch": {
    "l": 0.67514,
    "c": 0.18385,
    "h": 143.3
  },
  "luminance": 0.33312
}

Semantic roles & 50–950 ramp

primary

#40B241

secondary

#C48AC3

accent

#51D6D7

background

#F8FCF7

surface

#F0F8EE

border

#CBD1C9

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #40B241

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

Preview Lab → · Contrast checker → · Palette generator →