#40B261#40B261

#40B261 is a light, vivid green. Relative luminance 0.338; OKLCH L 68.0% C 0.156 H 149.7°. Best body text is #000000 at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#40B261
RGB	rgb(64, 178, 97)
HSL	hsl(137, 47%, 47%)
HSV	hsv(137, 64%, 70%)
CMYK	cmyk(64%, 0%, 45.5%, 30.2%)
CIE-LAB	lab(64.80, -49.92, 32.11)
CIE-LCH	lch(64.80, 59.36, 147.25°)
OKLab	oklab(67.96% -0.1347 0.0788)
OKLCH	oklch(67.96% 0.156 149.7)
XYZ	xyz(20.1909, 33.7918, 16.7654)
Luminance	0.3379 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B261 #B24091

analogous

#58B240 #40B261 #40B29A

triadic

#40B261 #6140B2 #B26140

tetradic

#40B261 #4058B2 #B24091 #B29A40

square

#40B261 #4058B2 #B24091 #B29A40

split-complementary

#40B261 #9A40B2 #B24058

monochromatic

#205830 #308548 #40B261 #67C883 #94D8A8

Accessibility & contrast

On white

2.71

#40B261 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.76

#40B261 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B261

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B261	#FFFFFF	#000000	##000000
##40B261	1.00	2.71	7.76	7.76
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.76	21.00	1.00	1.00
##000000	7.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3A35B

Deuteranopia (green-blind)

#A59967

Tritanopia (blue-blind)

#17AF9F

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #40b261;
/* rgb */ color: rgb(64, 178, 97);
/* oklch */ color: oklch(68.0% 0.156 149.7);

Tailwind

colors: {
  custom: {
    50: '#81ca8f',
    500: '#40b261',
    950: '#000000',
  },
}

SCSS

$custom: #40b261;
$custom-light: #81ca8f;
$custom-dark: #000000;

JSON

{
  "hex": "#40b261",
  "rgb": {
    "r": 64,
    "g": 178,
    "b": 97
  },
  "hsl": {
    "h": 137.368,
    "s": 47.107,
    "l": 47.451
  },
  "oklch": {
    "l": 0.67957,
    "c": 0.15608,
    "h": 149.7
  },
  "luminance": 0.33794
}

Semantic roles & 50–950 ramp

primary

#40B261

secondary

#C48AB3

accent

#51B0D7

background

#F8FCF8

surface

#F0F8F0

border

#CBD1CB

text

#0B130C

muted

#7C827D

Preview Lab

Preview with #40B261

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

Preview Lab → · Contrast checker → · Palette generator →