#40CE63#40CE63

#40CE63 is a light, vivid green. Relative luminance 0.461; OKLCH L 75.3% C 0.191 H 147.8°. Best body text is #000000 at 10.23:1 contrast (WCAG AA passes).

Color values

HEX	#40CE63
RGB	rgb(64, 206, 99)
HSL	hsl(135, 59%, 53%)
HSV	hsv(135, 69%, 81%)
CMYK	cmyk(68.9%, 0%, 51.9%, 19.2%)
CIE-LAB	lab(73.63, -59.96, 42.16)
CIE-LCH	lch(73.63, 73.30, 144.89°)
OKLab	oklab(75.26% -0.1616 0.1016)
OKLCH	oklch(75.26% 0.191 147.8)
XYZ	xyz(26.4358, 46.1306, 19.3128)
Luminance	0.4613 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CE63 #CE40AB

analogous

#64CE40 #40CE63 #40CEAA

triadic

#40CE63 #6340CE #CE6340

tetradic

#40CE63 #4064CE #CE40AB #CEAA40

square

#40CE63 #4064CE #CE40AB #CEAA40

split-complementary

#40CE63 #AA40CE #CE4064

monochromatic

#1E7534 #2BA649 #40CE63 #71DA8B #A1E7B3

Accessibility & contrast

On white

2.05

#40CE63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.23

#40CE63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CE63

10.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CE63	#FFFFFF	#000000	##000000
##40CE63	1.00	2.05	10.23	10.23
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.23	21.00	1.00	1.00
##000000	10.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0BC5A

Deuteranopia (green-blind)

#BFB06B

Tritanopia (blue-blind)

#00CAB5

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #40ce63;
/* rgb */ color: rgb(64, 206, 99);
/* oklch */ color: oklch(75.3% 0.191 147.8);

Tailwind

colors: {
  custom: {
    50: '#87de91',
    500: '#40ce63',
    950: '#000000',
  },
}

SCSS

$custom: #40ce63;
$custom-light: #87de91;
$custom-dark: #000000;

JSON

{
  "hex": "#40ce63",
  "rgb": {
    "r": 64,
    "g": 206,
    "b": 99
  },
  "hsl": {
    "h": 134.789,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.75255,
    "c": 0.19085,
    "h": 147.8
  },
  "luminance": 0.46133
}

Semantic roles & 50–950 ramp

primary

#40CE63

secondary

#D496C4

accent

#45BCE2

background

#F9FDF9

surface

#F1FBF1

border

#CBD4CB

text

#0D150D

muted

#7E837E

Preview Lab

Preview with #40CE63

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

Preview Lab → · Contrast checker → · Palette generator →