#40CB58#40CB58

#40CB58 is a light, vivid green. Relative luminance 0.445; OKLCH L 74.3% C 0.196 H 146.1°. Best body text is #000000 at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#40CB58
RGB	rgb(64, 203, 88)
HSL	hsl(130, 57%, 52%)
HSV	hsv(130, 68%, 80%)
CMYK	cmyk(68.5%, 0%, 56.7%, 20.4%)
CIE-LAB	lab(72.56, -60.40, 46.09)
CIE-LCH	lch(72.56, 75.98, 142.66°)
OKLab	oklab(74.33% -0.163 0.1095)
OKLCH	oklch(74.33% 0.196 146.1)
XYZ	xyz(25.2300, 44.5037, 16.4911)
Luminance	0.4451 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CB58 #CB40B3

analogous

#6DCB40 #40CB58 #40CB9E

triadic

#40CB58 #5840CB #CB5840

tetradic

#40CB58 #406DCB #CB40B3 #CB9E40

square

#40CB58 #406DCB #CB40B3 #CB9E40

split-complementary

#40CB58 #9E40CB #CB406D

monochromatic

#1F722D #2CA240 #40CB58 #70D882 #A0E5AC

Accessibility & contrast

On white

2.12

#40CB58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.90

#40CB58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CB58

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CB58	#FFFFFF	#000000	##000000
##40CB58	1.00	2.12	9.90	9.90
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.90	21.00	1.00	1.00
##000000	9.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB94D

Deuteranopia (green-blind)

#BDAE61

Tritanopia (blue-blind)

#04C6B2

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #40cb58;
/* rgb */ color: rgb(64, 203, 88);
/* oklch */ color: oklch(74.3% 0.196 146.1);

Tailwind

colors: {
  custom: {
    50: '#86dc8a',
    500: '#40cb58',
    950: '#000000',
  },
}

SCSS

$custom: #40cb58;
$custom-light: #86dc8a;
$custom-dark: #000000;

JSON

{
  "hex": "#40cb58",
  "rgb": {
    "r": 64,
    "g": 203,
    "b": 88
  },
  "hsl": {
    "h": 130.36,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.74332,
    "c": 0.1964,
    "h": 146.1
  },
  "luminance": 0.44506
}

Semantic roles & 50–950 ramp

primary

#40CB58

secondary

#D295C7

accent

#47C6E0

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0D150C

muted

#7D837D

Preview Lab

Preview with #40CB58

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

Preview Lab → · Contrast checker → · Palette generator →