#40D587#40D587

#40D587 is a light, vivid green. Relative luminance 0.504; OKLCH L 77.7% C 0.168 H 155.7°. Best body text is #000000 at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#40D587
RGB	rgb(64, 213, 135)
HSL	hsl(149, 64%, 54%)
HSV	hsv(149, 70%, 84%)
CMYK	cmyk(70%, 0%, 36.6%, 16.5%)
CIE-LAB	lab(76.33, -56.49, 27.54)
CIE-LCH	lch(76.33, 62.84, 154.01°)
OKLab	oklab(77.66% -0.1527 0.069)
OKLCH	oklch(77.66% 0.168 155.7)
XYZ	xyz(30.2790, 50.4243, 31.0541)
Luminance	0.5043 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D587 #D5408E

analogous

#44D540 #40D587 #40D5D2

triadic

#40D587 #8740D5 #D58740

tetradic

#40D587 #4044D5 #D5408E #D5D240

square

#40D587 #4044D5 #D5408E #D5D240

split-complementary

#40D587 #D240D5 #D54044

monochromatic

#1C7F4B #27B169 #40D587 #72E0A7 #A4EBC6

Accessibility & contrast

On white

1.89

#40D587 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.09

#40D587 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D587

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D587	#FFFFFF	#000000	##000000
##40D587	1.00	1.89	11.09	11.09
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.09	21.00	1.00	1.00
##000000	11.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4C482

Deuteranopia (green-blind)

#C1B78C

Tritanopia (blue-blind)

#00D3C1

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #40d587;
/* rgb */ color: rgb(64, 213, 135);
/* oklch */ color: oklch(77.7% 0.168 155.7);

Tailwind

colors: {
  custom: {
    50: '#87e3aa',
    500: '#40d587',
    950: '#000000',
  },
}

SCSS

$custom: #40d587;
$custom-light: #87e3aa;
$custom-dark: #000000;

JSON

{
  "hex": "#40d587",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 135
  },
  "hsl": {
    "h": 148.591,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.77656,
    "c": 0.16762,
    "h": 155.7
  },
  "luminance": 0.50428
}

Semantic roles & 50–950 ramp

primary

#40D587

secondary

#86335F

accent

#4198E7

background

#FCFEFD

surface

#F4FCF7

border

#CED5D0

text

#0D1610

muted

#7F8481

Preview Lab

Preview with #40D587

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

Preview Lab → · Contrast checker → · Palette generator →