#40CA51#40CA51

#40CA51 is a light, highly saturated green. Relative luminance 0.439; OKLCH L 74.0% C 0.201 H 145.1°. Best body text is #000000 at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#40CA51
RGB	rgb(64, 202, 81)
HSL	hsl(127, 57%, 52%)
HSV	hsv(127, 68%, 79%)
CMYK	cmyk(68.3%, 0%, 59.9%, 20.8%)
CIE-LAB	lab(72.18, -60.92, 48.83)
CIE-LCH	lch(72.18, 78.08, 141.29°)
OKLab	oklab(73.99% -0.1647 0.1149)
OKLCH	oklch(73.99% 0.201 145.1)
XYZ	xyz(24.7184, 43.9225, 14.9582)
Luminance	0.4392 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CA51 #CA40B9

analogous

#74CA40 #40CA51 #40CA96

triadic

#40CA51 #5140CA #CA5140

tetradic

#40CA51 #4074CA #CA40B9 #CA9640

square

#40CA51 #4074CA #CA40B9 #CA9640

split-complementary

#40CA51 #9640CA #CA4074

monochromatic

#1F7029 #2CA03B #40CA51 #70D77D #A0E5A8

Accessibility & contrast

On white

2.15

#40CA51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.78

#40CA51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CA51

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CA51	#FFFFFF	#000000	##000000
##40CA51	1.00	2.15	9.78	9.78
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.78	21.00	1.00	1.00
##000000	9.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB844

Deuteranopia (green-blind)

#BDAD5B

Tritanopia (blue-blind)

#0EC5B0

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #40ca51;
/* rgb */ color: rgb(64, 202, 81);
/* oklch */ color: oklch(74.0% 0.201 145.1);

Tailwind

colors: {
  custom: {
    50: '#87db86',
    500: '#40ca51',
    950: '#000000',
  },
}

SCSS

$custom: #40ca51;
$custom-light: #87db86;
$custom-dark: #000000;

JSON

{
  "hex": "#40ca51",
  "rgb": {
    "r": 64,
    "g": 202,
    "b": 81
  },
  "hsl": {
    "h": 127.391,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.73987,
    "c": 0.2008,
    "h": 145.1
  },
  "luminance": 0.43925
}

Semantic roles & 50–950 ramp

primary

#40CA51

secondary

#D195CA

accent

#48CDE0

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0D150B

muted

#7D837C

Preview Lab

Preview with #40CA51

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

Preview Lab → · Contrast checker → · Palette generator →