#40CC5E#40CC5E

#40CC5E is a light, vivid green. Relative luminance 0.451; OKLCH L 74.7% C 0.193 H 147.1°. Best body text is #000000 at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#40CC5E
RGB	rgb(64, 204, 94)
HSL	hsl(133, 58%, 53%)
HSV	hsv(133, 69%, 80%)
CMYK	cmyk(68.6%, 0%, 53.9%, 20%)
CIE-LAB	lab(72.95, -59.96, 43.72)
CIE-LCH	lch(72.95, 74.21, 143.90°)
OKLab	oklab(74.67% -0.1616 0.1048)
OKLCH	oklch(74.67% 0.193 147.1)
XYZ	xyz(25.7257, 45.0811, 17.9332)
Luminance	0.4508 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CC5E #CC40AE

analogous

#68CC40 #40CC5E #40CCA4

triadic

#40CC5E #5E40CC #CC5E40

tetradic

#40CC5E #4068CC #CC40AE #CCA440

square

#40CC5E #4068CC #CC40AE #CCA440

split-complementary

#40CC5E #A440CC #CC4068

monochromatic

#1F7331 #2CA345 #40CC5E #70D987 #A1E6AF

Accessibility & contrast

On white

2.10

#40CC5E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.02

#40CC5E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CC5E

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CC5E	#FFFFFF	#000000	##000000
##40CC5E	1.00	2.10	10.02	10.02
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.02	21.00	1.00	1.00
##000000	10.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEBA54

Deuteranopia (green-blind)

#BEAE66

Tritanopia (blue-blind)

#00C8B3

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #40cc5e;
/* rgb */ color: rgb(64, 204, 94);
/* oklch */ color: oklch(74.7% 0.193 147.1);

Tailwind

colors: {
  custom: {
    50: '#86dd8e',
    500: '#40cc5e',
    950: '#000000',
  },
}

SCSS

$custom: #40cc5e;
$custom-light: #86dd8e;
$custom-dark: #000000;

JSON

{
  "hex": "#40cc5e",
  "rgb": {
    "r": 64,
    "g": 204,
    "b": 94
  },
  "hsl": {
    "h": 132.857,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.74669,
    "c": 0.19263,
    "h": 147.1
  },
  "luminance": 0.45084
}

Semantic roles & 50–950 ramp

primary

#40CC5E

secondary

#D295C5

accent

#47C0E1

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0D150C

muted

#7D837D

Preview Lab

Preview with #40CC5E

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

Preview Lab → · Contrast checker → · Palette generator →