#40C879#40C879

#40C879 is a light, vivid green. Relative luminance 0.438; OKLCH L 74.1% C 0.163 H 153.6°. Best body text is #000000 at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#40C879
RGB	rgb(64, 200, 121)
HSL	hsl(145, 55%, 52%)
HSV	hsv(145, 68%, 78%)
CMYK	cmyk(68%, 0%, 39.5%, 21.6%)
CIE-LAB	lab(72.08, -54.17, 29.14)
CIE-LCH	lch(72.08, 61.51, 151.72°)
OKLab	oklab(74.08% -0.1463 0.0726)
OKLCH	oklch(74.08% 0.163 153.6)
XYZ	xyz(26.2175, 43.7762, 25.1534)
Luminance	0.4378 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C879 #C8408F

analogous

#4BC840 #40C879 #40C8BD

triadic

#40C879 #7940C8 #C87940

tetradic

#40C879 #404BC8 #C8408F #C8BD40

square

#40C879 #404BC8 #C8408F #C8BD40

split-complementary

#40C879 #BD40C8 #C8404B

monochromatic

#206E40 #2D9D5C #40C879 #70D69A #9FE3BC

Accessibility & contrast

On white

2.15

#40C879 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.76

#40C879 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C879

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C879	#FFFFFF	#000000	##000000
##40C879	1.00	2.15	9.76	9.76
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.76	21.00	1.00	1.00
##000000	9.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B874

Deuteranopia (green-blind)

#B7AC7E

Tritanopia (blue-blind)

#00C6B4

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #40c879;
/* rgb */ color: rgb(64, 200, 121);
/* oklch */ color: oklch(74.1% 0.163 153.6);

Tailwind

colors: {
  custom: {
    50: '#85daa0',
    500: '#40c879',
    950: '#000000',
  },
}

SCSS

$custom: #40c879;
$custom-light: #85daa0;
$custom-dark: #000000;

JSON

{
  "hex": "#40c879",
  "rgb": {
    "r": 64,
    "g": 200,
    "b": 121
  },
  "hsl": {
    "h": 145.147,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.74078,
    "c": 0.16329,
    "h": 153.6
  },
  "luminance": 0.43779
}

Semantic roles & 50–950 ramp

primary

#40C879

secondary

#D094B7

accent

#49A0DF

background

#F8FDF9

surface

#F0FBF2

border

#CBD4CC

text

#0C150F

muted

#7D837E

Preview Lab

Preview with #40C879

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

Preview Lab → · Contrast checker → · Palette generator →