#40C943#40C943

#40C943 is a light, highly saturated green. Relative luminance 0.433; OKLCH L 73.6% C 0.210 H 143.4°. Best body text is #000000 at 9.65:1 contrast (WCAG AA passes).

Color values

HEX	#40C943
RGB	rgb(64, 201, 67)
HSL	hsl(121, 56%, 52%)
HSV	hsv(121, 68%, 79%)
CMYK	cmyk(68.2%, 0%, 66.7%, 21.2%)
CIE-LAB	lab(71.74, -62.08, 54.34)
CIE-LCH	lch(71.74, 82.50, 138.81°)
OKLab	oklab(73.58% -0.1684 0.1253)
OKLCH	oklch(73.58% 0.21 143.4)
XYZ	xyz(24.0127, 43.2660, 12.3948)
Luminance	0.4327 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C943 #C940C6

analogous

#82C940 #40C943 #40C988

triadic

#40C943 #4340C9 #C94340

tetradic

#40C943 #4082C9 #C940C6 #C98840

square

#40C943 #4082C9 #C940C6 #C98840

split-complementary

#40C943 #8840C9 #C94082

monochromatic

#1F6F21 #2D9F2F #40C943 #70D672 #9FE4A1

Accessibility & contrast

On white

2.18

#40C943 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.65

#40C943 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C943

9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C943	#FFFFFF	#000000	##000000
##40C943	1.00	2.18	9.65	9.65
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.65	21.00	1.00	1.00
##000000	9.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB731

Deuteranopia (green-blind)

#BDAB4F

Tritanopia (blue-blind)

#19C3AE

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #40c943;
/* rgb */ color: rgb(64, 201, 67);
/* oklch */ color: oklch(73.6% 0.210 143.4);

Tailwind

colors: {
  custom: {
    50: '#87db7d',
    500: '#40c943',
    950: '#000000',
  },
}

SCSS

$custom: #40c943;
$custom-light: #87db7d;
$custom-dark: #000000;

JSON

{
  "hex": "#40c943",
  "rgb": {
    "r": 64,
    "g": 201,
    "b": 67
  },
  "hsl": {
    "h": 121.314,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.73581,
    "c": 0.20991,
    "h": 143.4
  },
  "luminance": 0.43269
}

Semantic roles & 50–950 ramp

primary

#40C943

secondary

#D094CF

accent

#49DCDF

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #40C943

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

Preview Lab → · Contrast checker → · Palette generator →