#40D57D#40D57D

#40D57D is a light, vivid green. Relative luminance 0.502; OKLCH L 77.5% C 0.177 H 152.9°. Best body text is #000000 at 11.03:1 contrast (WCAG AA passes).

Color values

HEX	#40D57D
RGB	rgb(64, 213, 125)
HSL	hsl(145, 64%, 54%)
HSV	hsv(145, 70%, 84%)
CMYK	cmyk(70%, 0%, 41.3%, 16.5%)
CIE-LAB	lab(76.16, -58.32, 32.45)
CIE-LCH	lch(76.16, 66.74, 150.90°)
OKLab	oklab(77.47% -0.1572 0.0805)
OKLCH	oklch(77.47% 0.177 152.9)
XYZ	xyz(29.6077, 50.1558, 27.5187)
Luminance	0.5016 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D57D #D54098

analogous

#4ED540 #40D57D #40D5C8

triadic

#40D57D #7D40D5 #D57D40

tetradic

#40D57D #404ED5 #D54098 #D5C840

square

#40D57D #404ED5 #D54098 #D5C840

split-complementary

#40D57D #C840D5 #D5404E

monochromatic

#1C7F44 #27B15F #40D57D #72E09F #A4EBC1

Accessibility & contrast

On white

1.90

#40D57D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.03

#40D57D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D57D

11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D57D	#FFFFFF	#000000	##000000
##40D57D	1.00	1.90	11.03	11.03
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.03	21.00	1.00	1.00
##000000	11.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5C477

Deuteranopia (green-blind)

#C3B783

Tritanopia (blue-blind)

#00D2BF

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #40d57d;
/* rgb */ color: rgb(64, 213, 125);
/* oklch */ color: oklch(77.5% 0.177 152.9);

Tailwind

colors: {
  custom: {
    50: '#87e3a3',
    500: '#40d57d',
    950: '#000000',
  },
}

SCSS

$custom: #40d57d;
$custom-light: #87e3a3;
$custom-dark: #000000;

JSON

{
  "hex": "#40d57d",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 125
  },
  "hsl": {
    "h": 144.564,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.77466,
    "c": 0.17662,
    "h": 152.9
  },
  "luminance": 0.50159
}

Semantic roles & 50–950 ramp

primary

#40D57D

secondary

#863364

accent

#41A3E7

background

#FCFEFC

surface

#F4FCF5

border

#CED5CF

text

#0D160F

muted

#7F8480

Preview Lab

Preview with #40D57D

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

Preview Lab → · Contrast checker → · Palette generator →