#40C955#40C955

#40C955 is a light, vivid green. Relative luminance 0.435; OKLCH L 73.8% C 0.196 H 145.7°. Best body text is #000000 at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#40C955
RGB	rgb(64, 201, 85)
HSL	hsl(129, 56%, 52%)
HSV	hsv(129, 68%, 79%)
CMYK	cmyk(68.2%, 0%, 57.7%, 21.2%)
CIE-LAB	lab(71.90, -60.09, 46.70)
CIE-LCH	lch(71.90, 76.10, 142.15°)
OKLab	oklab(73.78% -0.1623 0.1106)
OKLCH	oklch(73.78% 0.196 145.7)
XYZ	xyz(24.6390, 43.5165, 15.6936)
Luminance	0.4352 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C955 #C940B4

analogous

#70C940 #40C955 #40C99A

triadic

#40C955 #5540C9 #C95540

tetradic

#40C955 #4070C9 #C940B4 #C99A40

square

#40C955 #4070C9 #C940B4 #C99A40

split-complementary

#40C955 #9A40C9 #C94070

monochromatic

#1F6F2C #2D9F3E #40C955 #70D67F #9FE4AA

Accessibility & contrast

On white

2.16

#40C955 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.70

#40C955 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C955

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C955	#FFFFFF	#000000	##000000
##40C955	1.00	2.16	9.70	9.70
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.70	21.00	1.00	1.00
##000000	9.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCB749

Deuteranopia (green-blind)

#BCAC5E

Tritanopia (blue-blind)

#0BC4B0

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #40c955;
/* rgb */ color: rgb(64, 201, 85);
/* oklch */ color: oklch(73.8% 0.196 145.7);

Tailwind

colors: {
  custom: {
    50: '#86db88',
    500: '#40c955',
    950: '#000000',
  },
}

SCSS

$custom: #40c955;
$custom-light: #86db88;
$custom-dark: #000000;

JSON

{
  "hex": "#40c955",
  "rgb": {
    "r": 64,
    "g": 201,
    "b": 85
  },
  "hsl": {
    "h": 129.197,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.73775,
    "c": 0.19639,
    "h": 145.7
  },
  "luminance": 0.43519
}

Semantic roles & 50–950 ramp

primary

#40C955

secondary

#D094C7

accent

#49C8DF

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0D150C

muted

#7D837D

Preview Lab

Preview with #40C955

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

Preview Lab → · Contrast checker → · Palette generator →