#40CE78#40CE78

#40CE78 is a light, vivid green. Relative luminance 0.466; OKLCH L 75.6% C 0.172 H 152.5°. Best body text is #000000 at 10.32:1 contrast (WCAG AA passes).

Color values

HEX	#40CE78
RGB	rgb(64, 206, 120)
HSL	hsl(144, 59%, 53%)
HSV	hsv(144, 69%, 81%)
CMYK	cmyk(68.9%, 0%, 41.7%, 19.2%)
CIE-LAB	lab(73.92, -56.61, 32.08)
CIE-LCH	lch(73.92, 65.07, 150.46°)
OKLab	oklab(75.59% -0.1526 0.0794)
OKLCH	oklch(75.59% 0.172 152.5)
XYZ	xyz(27.5735, 46.5856, 25.3044)
Luminance	0.4659 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CE78 #CE4096

analogous

#4FCE40 #40CE78 #40CEBF

triadic

#40CE78 #7840CE #CE7840

tetradic

#40CE78 #404FCE #CE4096 #CEBF40

square

#40CE78 #404FCE #CE4096 #CEBF40

split-complementary

#40CE78 #BF40CE #CE404F

monochromatic

#1E7541 #2BA65B #40CE78 #71DA9A #A1E7BD

Accessibility & contrast

On white

2.04

#40CE78 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.32

#40CE78 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CE78

10.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CE78	#FFFFFF	#000000	##000000
##40CE78	1.00	2.04	10.32	10.32
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.32	21.00	1.00	1.00
##000000	10.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEBD72

Deuteranopia (green-blind)

#BDB17E

Tritanopia (blue-blind)

#00CBB9

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #40ce78;
/* rgb */ color: rgb(64, 206, 120);
/* oklch */ color: oklch(75.6% 0.172 152.5);

Tailwind

colors: {
  custom: {
    50: '#86dea0',
    500: '#40ce78',
    950: '#000000',
  },
}

SCSS

$custom: #40ce78;
$custom-light: #86dea0;
$custom-dark: #000000;

JSON

{
  "hex": "#40ce78",
  "rgb": {
    "r": 64,
    "g": 206,
    "b": 120
  },
  "hsl": {
    "h": 143.662,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.75593,
    "c": 0.17207,
    "h": 152.5
  },
  "luminance": 0.46589
}

Semantic roles & 50–950 ramp

primary

#40CE78

secondary

#D496BB

accent

#45A4E2

background

#F8FDF9

surface

#F0FBF2

border

#CBD4CC

text

#0D150F

muted

#7D837E

Preview Lab

Preview with #40CE78

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

Preview Lab → · Contrast checker → · Palette generator →