#40D980#40D980

#40D980 is a light, vivid green. Relative luminance 0.523; OKLCH L 78.5% C 0.179 H 153.1°. Best body text is #000000 at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#40D980
RGB	rgb(64, 217, 128)
HSL	hsl(145, 67%, 55%)
HSV	hsv(145, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 41%, 14.9%)
CIE-LAB	lab(77.44, -59.26, 32.60)
CIE-LCH	lch(77.44, 67.64, 151.18°)
OKLab	oklab(78.54% -0.1598 0.0809)
OKLCH	oklch(78.54% 0.179 153.1)
XYZ	xyz(30.8208, 52.2707, 28.8828)
Luminance	0.5227 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D980 #D94099

analogous

#4DD940 #40D980 #40D9CC

triadic

#40D980 #8040D9 #D98040

tetradic

#40D980 #404DD9 #D94099 #D9CC40

square

#40D980 #404DD9 #D94099 #D9CC40

split-complementary

#40D980 #CC40D9 #D9404D

monochromatic

#1A8447 #24B762 #40D980 #73E3A2 #A6EDC4

Accessibility & contrast

On white

1.83

#40D980 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.45

#40D980 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D980

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D980	#FFFFFF	#000000	##000000
##40D980	1.00	1.83	11.45	11.45
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.45	21.00	1.00	1.00
##000000	11.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C77A

Deuteranopia (green-blind)

#C6BA86

Tritanopia (blue-blind)

#00D6C3

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #40d980;
/* rgb */ color: rgb(64, 217, 128);
/* oklch */ color: oklch(78.5% 0.179 153.1);

Tailwind

colors: {
  custom: {
    50: '#88e6a6',
    500: '#40d980',
    950: '#000000',
  },
}

SCSS

$custom: #40d980;
$custom-light: #88e6a6;
$custom-dark: #000000;

JSON

{
  "hex": "#40d980",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 128
  },
  "hsl": {
    "h": 145.098,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.78535,
    "c": 0.17907,
    "h": 153.1
  },
  "luminance": 0.52274
}

Semantic roles & 50–950 ramp

primary

#40D980

secondary

#8B3266

accent

#3EA2EA

background

#FCFEFC

surface

#F4FCF6

border

#CED5D0

text

#0D160F

muted

#7F8480

Preview Lab

Preview with #40D980

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

Preview Lab → · Contrast checker → · Palette generator →