#40D389#40D389

#40D389 is a light, vivid green. Relative luminance 0.495; OKLCH L 77.2% C 0.163 H 156.7°. Best body text is #000000 at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#40D389
RGB	rgb(64, 211, 137)
HSL	hsl(150, 63%, 54%)
HSV	hsv(150, 70%, 83%)
CMYK	cmyk(69.7%, 0%, 35.1%, 17.3%)
CIE-LAB	lab(75.75, -55.34, 25.72)
CIE-LCH	lch(75.75, 61.03, 155.07°)
OKLab	oklab(77.19% -0.1499 0.0647)
OKLCH	oklch(77.19% 0.163 156.7)
XYZ	xyz(29.9211, 49.4813, 31.6360)
Luminance	0.4949 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D389 #D3408A

analogous

#41D340 #40D389 #40D3D3

triadic

#40D389 #8940D3 #D38940

tetradic

#40D389 #4041D3 #D3408A #D3D340

square

#40D389 #4041D3 #D3408A #D3D340

split-complementary

#40D389 #D340D3 #D34041

monochromatic

#1D7C4C #28AE6A #40D389 #72DEA8 #A3EAC6

Accessibility & contrast

On white

1.93

#40D389 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.90

#40D389 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D389

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D389	#FFFFFF	#000000	##000000
##40D389	1.00	1.93	10.90	10.90
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.90	21.00	1.00	1.00
##000000	10.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2C384

Deuteranopia (green-blind)

#BFB58E

Tritanopia (blue-blind)

#00D1C0

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #40d389;
/* rgb */ color: rgb(64, 211, 137);
/* oklch */ color: oklch(77.2% 0.163 156.7);

Tailwind

colors: {
  custom: {
    50: '#87e1ac',
    500: '#40d389',
    950: '#000000',
  },
}

SCSS

$custom: #40d389;
$custom-light: #87e1ac;
$custom-dark: #000000;

JSON

{
  "hex": "#40d389",
  "rgb": {
    "r": 64,
    "g": 211,
    "b": 137
  },
  "hsl": {
    "h": 149.796,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.7719,
    "c": 0.16325,
    "h": 156.7
  },
  "luminance": 0.49485
}

Semantic roles & 50–950 ramp

primary

#40D389

secondary

#D798B8

accent

#4294E6

background

#F9FDFA

surface

#F1FBF4

border

#CBD4CE

text

#0D1510

muted

#7E837F

Preview Lab

Preview with #40D389

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

Preview Lab → · Contrast checker → · Palette generator →