#40CA57#40CA57

#40CA57 is a light, vivid green. Relative luminance 0.440; OKLCH L 74.1% C 0.196 H 146.0°. Best body text is #000000 at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#40CA57
RGB	rgb(64, 202, 87)
HSL	hsl(130, 57%, 52%)
HSV	hsv(130, 68%, 79%)
CMYK	cmyk(68.3%, 0%, 56.9%, 20.8%)
CIE-LAB	lab(72.24, -60.18, 46.17)
CIE-LCH	lch(72.24, 75.85, 142.51°)
OKLab	oklab(74.06% -0.1625 0.1096)
OKLCH	oklch(74.06% 0.196 146)
XYZ	xyz(24.9535, 44.0165, 16.1959)
Luminance	0.4402 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CA57 #CA40B3

analogous

#6ECA40 #40CA57 #40CA9C

triadic

#40CA57 #5740CA #CA5740

tetradic

#40CA57 #406ECA #CA40B3 #CA9C40

square

#40CA57 #406ECA #CA40B3 #CA9C40

split-complementary

#40CA57 #9C40CA #CA406E

monochromatic

#1F702D #2CA040 #40CA57 #70D781 #A0E5AB

Accessibility & contrast

On white

2.14

#40CA57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.80

#40CA57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CA57

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CA57	#FFFFFF	#000000	##000000
##40CA57	1.00	2.14	9.80	9.80
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.80	21.00	1.00	1.00
##000000	9.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB84C

Deuteranopia (green-blind)

#BCAD60

Tritanopia (blue-blind)

#07C5B1

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #40ca57;
/* rgb */ color: rgb(64, 202, 87);
/* oklch */ color: oklch(74.1% 0.196 146.0);

Tailwind

colors: {
  custom: {
    50: '#86db89',
    500: '#40ca57',
    950: '#000000',
  },
}

SCSS

$custom: #40ca57;
$custom-light: #86db89;
$custom-dark: #000000;

JSON

{
  "hex": "#40ca57",
  "rgb": {
    "r": 64,
    "g": 202,
    "b": 87
  },
  "hsl": {
    "h": 130,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.7406,
    "c": 0.196,
    "h": 146
  },
  "luminance": 0.44019
}

Semantic roles & 50–950 ramp

primary

#40CA57

secondary

#D195C7

accent

#48C7E0

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0D150C

muted

#7D837D

Preview Lab

Preview with #40CA57

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

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