#40E671#40E671

#40E671 is a light, highly saturated green. Relative luminance 0.589; OKLCH L 81.6% C 0.209 H 148.7°. Best body text is #000000 at 12.78:1 contrast (WCAG AA passes).

Color values

HEX#40E671
RGBrgb(64, 230, 113)
HSLhsl(138, 77%, 58%)
HSVhsv(138, 72%, 90%)
CMYKcmyk(72.2%, 0%, 50.9%, 9.8%)
CIE-LABlab(81.22, -66.26, 44.79)
CIE-LCHlch(81.22, 79.98, 145.94°)
OKLaboklab(81.59% -0.1783 0.1082)
OKLCHoklch(81.59% 0.209 148.7)
XYZxyz(33.3892, 58.8721, 25.2233)
Luminance0.5888 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40E671 #E640B5
analogous
#62E640 #40E671 #40E6C4
triadic
#40E671 #7140E6 #E67140
tetradic
#40E671 #4062E6 #E640B5 #E6C440
square
#40E671 #4062E6 #E640B5 #E6C440
split-complementary
#40E671 #C440E6 #E64062
monochromatic
#14983B #1BCE50 #40E671 #76ED99 #ACF4C1

Accessibility & contrast

On white

1.64
#40E671 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.78
#40E671 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40E671
12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40E671#FFFFFF#000000##000000
##40E6711.001.6412.7812.78
#FFFFFF1.641.0021.0021.00
#00000012.7821.001.001.00
##00000012.7821.001.001.00

Color blindness preview

Protanopia (red-blind)
#E8D267
Deuteranopia (green-blind)
#D5C47A
Tritanopia (blue-blind)
#00E2CB
Achromatopsia (no color)
#CACACA

Design tokens & code

CSS
--color: #40e671;
/* rgb */ color: rgb(64, 230, 113);
/* oklch */ color: oklch(81.6% 0.209 148.7);
Tailwind
colors: {
  custom: {
    50: '#8bef9c',
    500: '#40e671',
    950: '#000000',
  },
}
SCSS
$custom: #40e671;
$custom-light: #8bef9c;
$custom-dark: #000000;
JSON
{
  "hex": "#40e671",
  "rgb": {
    "r": 64,
    "g": 230,
    "b": 113
  },
  "hsl": {
    "h": 137.711,
    "s": 76.852,
    "l": 57.647
  },
  "oklch": {
    "l": 0.81588,
    "c": 0.20854,
    "h": 148.7
  },
  "luminance": 0.58876
}

Semantic roles & 50–950 ramp

primary
#40E671
secondary
#9B2F7B
accent
#34BBF3
background
#FCFFFC
surface
#F5FEF5
border
#CFD6CF
text
#0E170E
muted
#7F857F

Preview Lab

Preview with #40E671

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

Preview Lab → · Contrast checker → · Palette generator →

#40E671 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva