#51B62B#51B62B

#51B62B is a light, vivid green. Relative luminance 0.354; OKLCH L 69.0% C 0.196 H 138.9°. Best body text is #000000 at 8.08:1 contrast (WCAG AA passes).

Color values

HEX#51B62B
RGBrgb(81, 182, 43)
HSLhsl(104, 62%, 44%)
HSVhsv(104, 76%, 71%)
CMYKcmyk(55.5%, 0%, 76.4%, 28.6%)
CIE-LABlab(66.04, -53.50, 57.58)
CIE-LCHlch(66.04, 78.60, 132.90°)
OKLaboklab(68.96% -0.1475 0.1289)
OKLCHoklch(68.96% 0.196 138.9)
XYZxyz(20.5565, 35.3779, 8.0304)
Luminance0.3538 (WCAG relative)
Temperaturewarm
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51B62B #902BB6
analogous
#97B62B #51B62B #2BB64B
triadic
#51B62B #2B51B6 #B62B51
tetradic
#51B62B #2B97B6 #902BB6 #B64B2B
square
#51B62B #2B97B6 #902BB6 #B64B2B
split-complementary
#51B62B #4B2BB6 #B62B97
monochromatic
#255314 #3B841F #51B62B #70D44A #97E07B

Accessibility & contrast

On white

2.60
#51B62B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.08
#51B62B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51B62B
8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51B62B#FFFFFF#000000##000000
##51B62B1.002.608.088.08
#FFFFFF2.601.0021.0021.00
#0000008.0821.001.001.00
##0000008.0821.001.001.00

Color blindness preview

Protanopia (red-blind)
#BCA609
Deuteranopia (green-blind)
#AF9D3A
Tritanopia (blue-blind)
#47B09C
Achromatopsia (no color)
#A0A0A0

Design tokens & code

CSS
--color: #51b62b;
/* rgb */ color: rgb(81, 182, 43);
/* oklch */ color: oklch(69.0% 0.196 138.9);
Tailwind
colors: {
  custom: {
    50: '#8dcd6f',
    500: '#51b62b',
    950: '#000000',
  },
}
SCSS
$custom: #51b62b;
$custom-light: #8dcd6f;
$custom-dark: #000000;
JSON
{
  "hex": "#51b62b",
  "rgb": {
    "r": 81,
    "g": 182,
    "b": 43
  },
  "hsl": {
    "h": 103.597,
    "s": 61.778,
    "l": 44.118
  },
  "oklch": {
    "l": 0.68955,
    "c": 0.19588,
    "h": 138.9
  },
  "luminance": 0.3538
}

Semantic roles & 50–950 ramp

primary
#51B62B
secondary
#B175C8
accent
#43E5B9
background
#F9FCF7
surface
#F1F9ED
border
#CBD2C8
text
#0D1308
muted
#7E827B

Preview Lab

Preview with #51B62B

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

Preview Lab → · Contrast checker → · Palette generator →

#51B62B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva