#40B059#40B059

#40B059 is a light, vivid green. Relative luminance 0.329; OKLCH L 67.3% C 0.161 H 147.8°. Best body text is #000000 at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#40B059
RGB	rgb(64, 176, 89)
HSL	hsl(133, 47%, 47%)
HSV	hsv(133, 64%, 69%)
CMYK	cmyk(63.6%, 0%, 49.4%, 31%)
CIE-LAB	lab(64.05, -50.43, 35.26)
CIE-LCH	lch(64.05, 61.53, 145.04°)
OKLab	oklab(67.3% -0.1362 0.0856)
OKLCH	oklch(67.3% 0.161 147.8)
XYZ	xyz(19.4415, 32.8600, 14.7673)
Luminance	0.3286 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B059 #B04097

analogous

#5FB040 #40B059 #40B091

triadic

#40B059 #5940B0 #B05940

tetradic

#40B059 #405FB0 #B04097 #B09140

square

#40B059 #405FB0 #B04097 #B09140

split-complementary

#40B059 #9140B0 #B0405F

monochromatic

#1F562C #308342 #40B059 #66C77C #93D8A2

Accessibility & contrast

On white

2.77

#40B059 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.57

#40B059 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B059

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B059	#FFFFFF	#000000	##000000
##40B059	1.00	2.77	7.57	7.57
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.57	21.00	1.00	1.00
##000000	7.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2A152

Deuteranopia (green-blind)

#A4975F

Tritanopia (blue-blind)

#1EAC9C

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #40b059;
/* rgb */ color: rgb(64, 176, 89);
/* oklch */ color: oklch(67.3% 0.161 147.8);

Tailwind

colors: {
  custom: {
    50: '#81c889',
    500: '#40b059',
    950: '#000000',
  },
}

SCSS

$custom: #40b059;
$custom-light: #81c889;
$custom-dark: #000000;

JSON

{
  "hex": "#40b059",
  "rgb": {
    "r": 64,
    "g": 176,
    "b": 89
  },
  "hsl": {
    "h": 133.393,
    "s": 46.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.67303,
    "c": 0.16083,
    "h": 147.8
  },
  "luminance": 0.32862
}

Semantic roles & 50–950 ramp

primary

#40B059

secondary

#C389B6

accent

#51B9D6

background

#F8FCF8

surface

#F0F8F0

border

#CBD1CB

text

#0B130C

muted

#7C827D

Preview Lab

Preview with #40B059

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

Preview Lab → · Contrast checker → · Palette generator →