#51B925#51B925

#51B925 is a light, highly saturated green. Relative luminance 0.366; OKLCH L 69.7% C 0.202 H 138.6°. Best body text is #000000 at 8.32:1 contrast (WCAG AA passes).

Color values

HEX#51B925
RGBrgb(81, 185, 37)
HSLhsl(102, 67%, 44%)
HSVhsv(102, 80%, 73%)
CMYKcmyk(56.2%, 0%, 80%, 27.5%)
CIE-LABlab(66.96, -54.95, 60.33)
CIE-LCHlch(66.96, 81.61, 132.33°)
OKLaboklab(69.7% -0.1517 0.1338)
OKLCHoklch(69.7% 0.202 138.6)
XYZxyz(21.0754, 36.5791, 7.6998)
Luminance0.3658 (WCAG relative)
Temperaturewarm
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51B925 #8D25B9
analogous
#9BB925 #51B925 #25B943
triadic
#51B925 #2551B9 #B92551
tetradic
#51B925 #259BB9 #8D25B9 #B94325
square
#51B925 #259BB9 #8D25B9 #B94325
split-complementary
#51B925 #4325B9 #B9259B
monochromatic
#245311 #3B861B #51B925 #6FD942 #96E375

Accessibility & contrast

On white

2.53
#51B925 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.32
#51B925 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51B925
8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51B925#FFFFFF#000000##000000
##51B9251.002.538.328.32
#FFFFFF2.531.0021.0021.00
#0000008.3221.001.001.00
##0000008.3221.001.001.00

Color blindness preview

Protanopia (red-blind)
#BFA800
Deuteranopia (green-blind)
#B2A037
Tritanopia (blue-blind)
#47B29E
Achromatopsia (no color)
#A3A3A3

Design tokens & code

CSS
--color: #51b925;
/* rgb */ color: rgb(81, 185, 37);
/* oklch */ color: oklch(69.7% 0.202 138.6);
Tailwind
colors: {
  custom: {
    50: '#8dcf6c',
    500: '#51b925',
    950: '#000000',
  },
}
SCSS
$custom: #51b925;
$custom-light: #8dcf6c;
$custom-dark: #000000;
JSON
{
  "hex": "#51b925",
  "rgb": {
    "r": 81,
    "g": 185,
    "b": 37
  },
  "hsl": {
    "h": 102.162,
    "s": 66.667,
    "l": 43.529
  },
  "oklch": {
    "l": 0.69703,
    "c": 0.20229,
    "h": 138.6
  },
  "luminance": 0.36581
}

Semantic roles & 50–950 ramp

primary
#51B925
secondary
#AF6FCB
accent
#3EEAB7
background
#F9FCF6
surface
#F2F9EC
border
#CCD2C7
text
#0D1408
muted
#7E827B

Preview Lab

Preview with #51B925

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

Preview Lab → · Contrast checker → · Palette generator →

#51B925 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva