#40BF58#40BF58

#40BF58 is a light, vivid green. Relative luminance 0.391; OKLCH L 71.2% C 0.181 H 146.7°. Best body text is #000000 at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#40BF58
RGB	rgb(64, 191, 88)
HSL	hsl(131, 50%, 50%)
HSV	hsv(131, 66%, 75%)
CMYK	cmyk(66.5%, 0%, 53.9%, 25.1%)
CIE-LAB	lab(68.79, -56.15, 41.58)
CIE-LCH	lch(68.79, 69.87, 143.48°)
OKLab	oklab(71.21% -0.1515 0.0996)
OKLCH	oklch(71.21% 0.181 146.7)
XYZ	xyz(22.5050, 39.0538, 15.5827)
Luminance	0.3906 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BF58 #BF40A7

analogous

#67BF40 #40BF58 #40BF98

triadic

#40BF58 #5840BF #BF5840

tetradic

#40BF58 #4067BF #BF40A7 #BF9840

square

#40BF58 #4067BF #BF40A7 #BF9840

split-complementary

#40BF58 #9840BF #BF4067

monochromatic

#21632E #319143 #40BF58 #6ECE80 #9CDEA8

Accessibility & contrast

On white

2.38

#40BF58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.81

#40BF58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BF58

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BF58	#FFFFFF	#000000	##000000
##40BF58	1.00	2.38	8.81	8.81
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.81	21.00	1.00	1.00
##000000	8.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AE4F

Deuteranopia (green-blind)

#B2A460

Tritanopia (blue-blind)

#14BBA8

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #40bf58;
/* rgb */ color: rgb(64, 191, 88);
/* oklch */ color: oklch(71.2% 0.181 146.7);

Tailwind

colors: {
  custom: {
    50: '#84d389',
    500: '#40bf58',
    950: '#000000',
  },
}

SCSS

$custom: #40bf58;
$custom-light: #84d389;
$custom-dark: #000000;

JSON

{
  "hex": "#40bf58",
  "rgb": {
    "r": 64,
    "g": 191,
    "b": 88
  },
  "hsl": {
    "h": 131.339,
    "s": 49.804,
    "l": 50
  },
  "oklch": {
    "l": 0.71212,
    "c": 0.18137,
    "h": 146.7
  },
  "luminance": 0.39056
}

Semantic roles & 50–950 ramp

primary

#40BF58

secondary

#CA91BF

accent

#4EBFD9

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C140C

muted

#7D837D

Preview Lab

Preview with #40BF58

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

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