#51B348#51B348

#51B348 is a light, vivid green. Relative luminance 0.345; OKLCH L 68.4% C 0.172 H 142.0°. Best body text is #000000 at 7.89:1 contrast (WCAG AA passes).

Color values

HEX#51B348
RGBrgb(81, 179, 72)
HSLhsl(115, 43%, 49%)
HSVhsv(115, 60%, 70%)
CMYKcmyk(54.7%, 0%, 59.8%, 29.8%)
CIE-LABlab(65.32, -49.79, 45.15)
CIE-LCHlch(65.32, 67.22, 137.80°)
OKLaboklab(68.44% -0.1358 0.1061)
OKLCHoklch(68.44% 0.172 142)
XYZxyz(20.6821, 34.4557, 11.6904)
Luminance0.3446 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51B348 #AA48B3
analogous
#87B348 #51B348 #48B375
triadic
#51B348 #4851B3 #B34851
tetradic
#51B348 #4887B3 #AA48B3 #B37548
square
#51B348 #4887B3 #AA48B3 #B37548
split-complementary
#51B348 #7548B3 #B34887
monochromatic
#2A5C25 #3D8736 #51B348 #79C672 #A2D89E

Accessibility & contrast

On white

2.66
#51B348 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.89
#51B348 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51B348
7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51B348#FFFFFF#000000##000000
##51B3481.002.667.897.89
#FFFFFF2.661.0021.0021.00
#0000007.8921.001.001.00
##0000007.8921.001.001.00

Color blindness preview

Protanopia (red-blind)
#B7A43D
Deuteranopia (green-blind)
#AA9B50
Tritanopia (blue-blind)
#44AE9C
Achromatopsia (no color)
#9F9F9F

Design tokens & code

CSS
--color: #51b348;
/* rgb */ color: rgb(81, 179, 72);
/* oklch */ color: oklch(68.4% 0.172 142.0);
Tailwind
colors: {
  custom: {
    50: '#8bca7f',
    500: '#51b348',
    950: '#000000',
  },
}
SCSS
$custom: #51b348;
$custom-light: #8bca7f;
$custom-dark: #000000;
JSON
{
  "hex": "#51b348",
  "rgb": {
    "r": 81,
    "g": 179,
    "b": 72
  },
  "hsl": {
    "h": 114.953,
    "s": 42.629,
    "l": 49.216
  },
  "oklch": {
    "l": 0.68436,
    "c": 0.17232,
    "h": 142
  },
  "luminance": 0.34457
}

Semantic roles & 50–950 ramp

primary
#51B348
secondary
#C092C4
accent
#55D2C8
background
#F9FCF7
surface
#F1F8EE
border
#CBD1C9
text
#0D130A
muted
#7E827C

Preview Lab

Preview with #51B348

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

Preview Lab → · Contrast checker → · Palette generator →

#51B348 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva