#40CD5B#40CD5B

#40CD5B is a light, vivid green. Relative luminance 0.455; OKLCH L 74.9% C 0.196 H 146.5°. Best body text is #000000 at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#40CD5B
RGB	rgb(64, 205, 91)
HSL	hsl(131, 59%, 53%)
HSV	hsv(131, 69%, 80%)
CMYK	cmyk(68.8%, 0%, 55.6%, 19.6%)
CIE-LAB	lab(73.22, -60.71, 45.47)
CIE-LCH	lch(73.22, 75.85, 143.17°)
OKLab	oklab(74.89% -0.1638 0.1084)
OKLCH	oklch(74.89% 0.196 146.5)
XYZ	xyz(25.8322, 45.5052, 17.3175)
Luminance	0.4551 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CD5B #CD40B2

analogous

#6CCD40 #40CD5B #40CDA1

triadic

#40CD5B #5B40CD #CD5B40

tetradic

#40CD5B #406CCD #CD40B2 #CDA140

square

#40CD5B #406CCD #CD40B2 #CDA140

split-complementary

#40CD5B #A140CD #CD406C

monochromatic

#1E742F #2BA542 #40CD5B #71DA85 #A1E6AE

Accessibility & contrast

On white

2.08

#40CD5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.10

#40CD5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CD5B

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CD5B	#FFFFFF	#000000	##000000
##40CD5B	1.00	2.08	10.10	10.10
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.10	21.00	1.00	1.00
##000000	10.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0BB50

Deuteranopia (green-blind)

#BFAF64

Tritanopia (blue-blind)

#00C8B4

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #40cd5b;
/* rgb */ color: rgb(64, 205, 91);
/* oklch */ color: oklch(74.9% 0.196 146.5);

Tailwind

colors: {
  custom: {
    50: '#87dd8c',
    500: '#40cd5b',
    950: '#000000',
  },
}

SCSS

$custom: #40cd5b;
$custom-light: #87dd8c;
$custom-dark: #000000;

JSON

{
  "hex": "#40cd5b",
  "rgb": {
    "r": 64,
    "g": 205,
    "b": 91
  },
  "hsl": {
    "h": 131.489,
    "s": 58.506,
    "l": 52.745
  },
  "oklch": {
    "l": 0.74888,
    "c": 0.19639,
    "h": 146.5
  },
  "luminance": 0.45508
}

Semantic roles & 50–950 ramp

primary

#40CD5B

secondary

#D396C7

accent

#46C4E2

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #40CD5B

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

Preview Lab → · Contrast checker → · Palette generator →