#51BD63#51BD63

#51BD63 is a light, vivid green. Relative luminance 0.390; OKLCH L 71.4% C 0.162 H 146.9°. Best body text is #000000 at 8.81:1 contrast (WCAG AA passes).

Color values

HEX#51BD63
RGBrgb(81, 189, 99)
HSLhsl(130, 45%, 53%)
HSVhsv(130, 57%, 74%)
CMYKcmyk(57.1%, 0%, 47.6%, 25.9%)
CIE-LABlab(68.78, -50.11, 36.25)
CIE-LCHlch(68.78, 61.84, 144.12°)
OKLaboklab(71.39% -0.1356 0.0883)
OKLCHoklch(71.39% 0.162 146.9)
XYZxyz(23.8415, 39.0432, 18.0817)
Luminance0.3905 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51BD63 #BD51AB
analogous
#75BD51 #51BD63 #51BD99
triadic
#51BD63 #6351BD #BD6351
tetradic
#51BD63 #5175BD #BD51AB #BD9951
square
#51BD63 #5175BD #BD51AB #BD9951
split-complementary
#51BD63 #9951BD #BD5175
monochromatic
#296B34 #399749 #51BD63 #7DCE8B #AADFB3

Accessibility & contrast

On white

2.38
#51BD63 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.81
#51BD63 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BD63
8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51BD63#FFFFFF#000000##000000
##51BD631.002.388.818.81
#FFFFFF2.381.0021.0021.00
#0000008.8121.001.001.00
##0000008.8121.001.001.00

Color blindness preview

Protanopia (red-blind)
#BFAE5C
Deuteranopia (green-blind)
#B1A469
Tritanopia (blue-blind)
#3AB9A8
Achromatopsia (no color)
#A8A8A8

Design tokens & code

CSS
--color: #51bd63;
/* rgb */ color: rgb(81, 189, 99);
/* oklch */ color: oklch(71.4% 0.162 146.9);
Tailwind
colors: {
  custom: {
    50: '#8bd291',
    500: '#51bd63',
    950: '#000000',
  },
}
SCSS
$custom: #51bd63;
$custom-light: #8bd291;
$custom-dark: #000000;
JSON
{
  "hex": "#51bd63",
  "rgb": {
    "r": 81,
    "g": 189,
    "b": 99
  },
  "hsl": {
    "h": 130,
    "s": 45,
    "l": 52.941
  },
  "oklch": {
    "l": 0.71387,
    "c": 0.16183,
    "h": 146.9
  },
  "luminance": 0.39045
}

Semantic roles & 50–950 ramp

primary
#51BD63
secondary
#CC9EC4
accent
#53BFD5
background
#F9FDF9
surface
#F1FAF1
border
#CBD3CB
text
#0D140D
muted
#7E837E

Preview Lab

Preview with #51BD63

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

Preview Lab → · Contrast checker → · Palette generator →

#51BD63 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva