#40A571#40A571

#40A571 is a light, vivid green. Relative luminance 0.292; OKLCH L 64.9% C 0.123 H 157.6°. Best body text is #000000 at 6.84:1 contrast (WCAG AA passes).

Color values

HEX#40A571
RGBrgb(64, 165, 113)
HSLhsl(149, 44%, 45%)
HSVhsv(149, 61%, 65%)
CMYKcmyk(61.2%, 0%, 31.5%, 35.3%)
CIE-LABlab(60.95, -41.66, 18.46)
CIE-LCHlch(60.95, 45.57, 156.10°)
OKLaboklab(64.89% -0.1135 0.0467)
OKLCHoklch(64.89% 0.123 157.6)
XYZxyz(18.5485, 29.1907, 20.2764)
Luminance0.2919 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40A571 #A54074
analogous
#41A540 #40A571 #40A5A4
triadic
#40A571 #7140A5 #A57140
tetradic
#40A571 #4041A5 #A54074 #A5A440
square
#40A571 #4041A5 #A54074 #A5A440
split-complementary
#40A571 #A440A5 #A54041
monochromatic
#1E4D35 #2F7953 #40A571 #61C290 #8DD3AF

Accessibility & contrast

On white

3.07
#40A571 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.84
#40A571 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #40A571
6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40A571#FFFFFF#000000##000000
##40A5711.003.076.846.84
#FFFFFF3.071.0021.0021.00
#0000006.8421.001.001.00
##0000006.8421.001.001.00

Color blindness preview

Protanopia (red-blind)
#A4996E
Deuteranopia (green-blind)
#968F74
Tritanopia (blue-blind)
#12A497
Achromatopsia (no color)
#939393

Design tokens & code

CSS
--color: #40a571;
/* rgb */ color: rgb(64, 165, 113);
/* oklch */ color: oklch(64.9% 0.123 157.6);
Tailwind
colors: {
  custom: {
    50: '#7fc09a',
    500: '#40a571',
    950: '#000000',
  },
}
SCSS
$custom: #40a571;
$custom-light: #7fc09a;
$custom-dark: #000000;
JSON
{
  "hex": "#40a571",
  "rgb": {
    "r": 64,
    "g": 165,
    "b": 113
  },
  "hsl": {
    "h": 149.109,
    "s": 44.105,
    "l": 44.902
  },
  "oklch": {
    "l": 0.64887,
    "c": 0.12277,
    "h": 157.6
  },
  "luminance": 0.29193
}

Semantic roles & 50–950 ramp

primary
#40A571
secondary
#BE83A1
accent
#5496D4
background
#F8FBF9
surface
#EFF7F2
border
#CAD0CC
text
#0B120E
muted
#7C817E

Preview Lab

Preview with #40A571

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

Preview Lab → · Contrast checker → · Palette generator →

#40A571 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva