#51BD3E#51BD3E

#51BD3E is a light, vivid green. Relative luminance 0.385; OKLCH L 70.9% C 0.193 H 140.9°. Best body text is #000000 at 8.70:1 contrast (WCAG AA passes).

Color values

HEX#51BD3E
RGBrgb(81, 189, 62)
HSLhsl(111, 51%, 49%)
HSVhsv(111, 67%, 74%)
CMYKcmyk(57.1%, 0%, 67.2%, 25.9%)
CIE-LABlab(68.38, -54.59, 52.90)
CIE-LCHlch(68.38, 76.02, 135.90°)
OKLaboklab(70.93% -0.1493 0.1216)
OKLCHoklch(70.93% 0.193 140.9)
XYZxyz(22.4594, 38.4904, 10.8023)
Luminance0.3849 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51BD3E #AA3EBD
analogous
#91BD3E #51BD3E #3EBD6B
triadic
#51BD3E #3E51BD #BD3E51
tetradic
#51BD3E #3E91BD #AA3EBD #BD6B3E
square
#51BD3E #3E91BD #AA3EBD #BD6B3E
split-complementary
#51BD3E #6B3EBD #BD3E91
monochromatic
#2A6120 #3D8F2F #51BD3E #79CE6A #A2DD98

Accessibility & contrast

On white

2.41
#51BD3E on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.70
#51BD3E on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BD3E
8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51BD3E#FFFFFF#000000##000000
##51BD3E1.002.418.708.70
#FFFFFF2.411.0021.0021.00
#0000008.7021.001.001.00
##0000008.7021.001.001.00

Color blindness preview

Protanopia (red-blind)
#C2AC2D
Deuteranopia (green-blind)
#B4A34A
Tritanopia (blue-blind)
#43B7A3
Achromatopsia (no color)
#A7A7A7

Design tokens & code

CSS
--color: #51bd3e;
/* rgb */ color: rgb(81, 189, 62);
/* oklch */ color: oklch(70.9% 0.193 140.9);
Tailwind
colors: {
  custom: {
    50: '#8dd279',
    500: '#51bd3e',
    950: '#000000',
  },
}
SCSS
$custom: #51bd3e;
$custom-light: #8dd279;
$custom-dark: #000000;
JSON
{
  "hex": "#51bd3e",
  "rgb": {
    "r": 81,
    "g": 189,
    "b": 62
  },
  "hsl": {
    "h": 111.024,
    "s": 50.598,
    "l": 49.216
  },
  "oklch": {
    "l": 0.70926,
    "c": 0.19255,
    "h": 140.9
  },
  "luminance": 0.38492
}

Semantic roles & 50–950 ramp

primary
#51BD3E
secondary
#C08EC9
accent
#4EDAC5
background
#F9FDF7
surface
#F1FAEE
border
#CBD3C9
text
#0D1409
muted
#7E837B

Preview Lab

Preview with #51BD3E

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

Preview Lab → · Contrast checker → · Palette generator →

#51BD3E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva