#40CA66#40CA66

#40CA66 is a light, vivid green. Relative luminance 0.443; OKLCH L 74.3% C 0.183 H 148.7°. Best body text is #000000 at 9.86:1 contrast (WCAG AA passes).

Color values

HEX	#40CA66
RGB	rgb(64, 202, 102)
HSL	hsl(137, 57%, 52%)
HSV	hsv(137, 68%, 79%)
CMYK	cmyk(68.3%, 0%, 49.5%, 20.8%)
CIE-LAB	lab(72.42, -58.09, 39.21)
CIE-LCH	lch(72.42, 70.08, 145.98°)
OKLab	oklab(74.27% -0.1565 0.0951)
OKLCH	oklch(74.27% 0.183 148.7)
XYZ	xyz(25.6312, 44.2876, 19.7654)
Luminance	0.4429 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CA66 #CA40A4

analogous

#5FCA40 #40CA66 #40CAAB

triadic

#40CA66 #6640CA #CA6640

tetradic

#40CA66 #405FCA #CA40A4 #CAAB40

square

#40CA66 #405FCA #CA40A4 #CAAB40

split-complementary

#40CA66 #AB40CA #CA405F

monochromatic

#1F7036 #2CA04C #40CA66 #70D78C #A0E5B3

Accessibility & contrast

On white

2.13

#40CA66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.86

#40CA66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CA66

9.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CA66	#FFFFFF	#000000	##000000
##40CA66	1.00	2.13	9.86	9.86
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.86	21.00	1.00	1.00
##000000	9.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCB95E

Deuteranopia (green-blind)

#BBAD6D

Tritanopia (blue-blind)

#00C6B3

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #40ca66;
/* rgb */ color: rgb(64, 202, 102);
/* oklch */ color: oklch(74.3% 0.183 148.7);

Tailwind

colors: {
  custom: {
    50: '#86db93',
    500: '#40ca66',
    950: '#000000',
  },
}

SCSS

$custom: #40ca66;
$custom-light: #86db93;
$custom-dark: #000000;

JSON

{
  "hex": "#40ca66",
  "rgb": {
    "r": 64,
    "g": 202,
    "b": 102
  },
  "hsl": {
    "h": 136.522,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.74268,
    "c": 0.18314,
    "h": 148.7
  },
  "luminance": 0.4429
}

Semantic roles & 50–950 ramp

primary

#40CA66

secondary

#D195C0

accent

#48B6E0

background

#F8FDF9

surface

#F0FBF1

border

#CBD4CB

text

#0C150D

muted

#7D837E

Preview Lab

Preview with #40CA66

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

Preview Lab → · Contrast checker → · Palette generator →