#40C05E#40C05E

#40C05E is a light, vivid green. Relative luminance 0.396; OKLCH L 71.6% C 0.177 H 147.8°. Best body text is #000000 at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#40C05E
RGB	rgb(64, 192, 94)
HSL	hsl(134, 50%, 50%)
HSV	hsv(134, 67%, 75%)
CMYK	cmyk(66.7%, 0%, 51%, 24.7%)
CIE-LAB	lab(69.18, -55.66, 39.13)
CIE-LCH	lch(69.18, 68.03, 144.89°)
OKLab	oklab(71.56% -0.1501 0.0946)
OKLCH	oklch(71.56% 0.177 147.8)
XYZ	xyz(22.9827, 39.5950, 17.0189)
Luminance	0.3960 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C05E #C040A2

analogous

#62C040 #40C05E #40C09E

triadic

#40C05E #5E40C0 #C05E40

tetradic

#40C05E #4062C0 #C040A2 #C09E40

square

#40C05E #4062C0 #C040A2 #C09E40

split-complementary

#40C05E #9E40C0 #C04062

monochromatic

#216431 #309247 #40C05E #6ECF85 #9CDEAC

Accessibility & contrast

On white

2.35

#40C05E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.92

#40C05E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C05E

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C05E	#FFFFFF	#000000	##000000
##40C05E	1.00	2.35	8.92	8.92
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.92	21.00	1.00	1.00
##000000	8.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2B056

Deuteranopia (green-blind)

#B2A565

Tritanopia (blue-blind)

#0DBCA9

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #40c05e;
/* rgb */ color: rgb(64, 192, 94);
/* oklch */ color: oklch(71.6% 0.177 147.8);

Tailwind

colors: {
  custom: {
    50: '#84d48d',
    500: '#40c05e',
    950: '#000000',
  },
}

SCSS

$custom: #40c05e;
$custom-light: #84d48d;
$custom-dark: #000000;

JSON

{
  "hex": "#40c05e",
  "rgb": {
    "r": 64,
    "g": 192,
    "b": 94
  },
  "hsl": {
    "h": 134.063,
    "s": 50.394,
    "l": 50.196
  },
  "oklch": {
    "l": 0.71558,
    "c": 0.17739,
    "h": 147.8
  },
  "luminance": 0.39597
}

Semantic roles & 50–950 ramp

primary

#40C05E

secondary

#CB91BD

accent

#4EB9DA

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C140C

muted

#7D837D

Preview Lab

Preview with #40C05E

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

Preview Lab → · Contrast checker → · Palette generator →