#40C954#40C954

#40C954 is a light, vivid green. Relative luminance 0.435; OKLCH L 73.8% C 0.197 H 145.6°. Best body text is #000000 at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#40C954
RGB	rgb(64, 201, 84)
HSL	hsl(129, 56%, 52%)
HSV	hsv(129, 68%, 79%)
CMYK	cmyk(68.2%, 0%, 58.2%, 21.2%)
CIE-LAB	lab(71.89, -60.21, 47.14)
CIE-LCH	lch(71.89, 76.47, 141.94°)
OKLab	oklab(73.76% -0.1626 0.1115)
OKLCH	oklch(73.76% 0.197 145.6)
XYZ	xyz(24.5996, 43.5007, 15.4858)
Luminance	0.4350 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C954 #C940B5

analogous

#71C940 #40C954 #40C999

triadic

#40C954 #5440C9 #C95440

tetradic

#40C954 #4071C9 #C940B5 #C99940

square

#40C954 #4071C9 #C940B5 #C99940

split-complementary

#40C954 #9940C9 #C94071

monochromatic

#1F6F2B #2D9F3E #40C954 #70D67F #9FE4A9

Accessibility & contrast

On white

2.16

#40C954 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.70

#40C954 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C954

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C954	#FFFFFF	#000000	##000000
##40C954	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)

#CCB748

Deuteranopia (green-blind)

#BCAC5D

Tritanopia (blue-blind)

#0CC4AF

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #40c954;
/* rgb */ color: rgb(64, 201, 84);
/* oklch */ color: oklch(73.8% 0.197 145.6);

Tailwind

colors: {
  custom: {
    50: '#86db88',
    500: '#40c954',
    950: '#000000',
  },
}

SCSS

$custom: #40c954;
$custom-light: #86db88;
$custom-dark: #000000;

JSON

{
  "hex": "#40c954",
  "rgb": {
    "r": 64,
    "g": 201,
    "b": 84
  },
  "hsl": {
    "h": 128.759,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.73763,
    "c": 0.1972,
    "h": 145.6
  },
  "luminance": 0.43503
}

Semantic roles & 50–950 ramp

primary

#40C954

secondary

#D094C8

accent

#49C9DF

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0D150C

muted

#7D837D

Preview Lab

Preview with #40C954

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

Preview Lab → · Contrast checker → · Palette generator →