#51C02A#51C02A

#51C02A is a light, highly saturated green. Relative luminance 0.396; OKLCH L 71.6% C 0.208 H 139.2°. Best body text is #000000 at 8.92:1 contrast (WCAG AA passes).

Color values

HEX#51C02A
RGBrgb(81, 192, 42)
HSLhsl(104, 64%, 46%)
HSVhsv(104, 78%, 75%)
CMYKcmyk(57.8%, 0%, 78.1%, 24.7%)
CIE-LABlab(69.19, -57.18, 60.93)
CIE-LCHlch(69.19, 83.56, 133.18°)
OKLaboklab(71.56% -0.1575 0.1357)
OKLCHoklch(71.56% 0.208 139.2)
XYZxyz(22.6600, 39.6138, 8.6421)
Luminance0.3962 (WCAG relative)
Temperaturewarm
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51C02A #992AC0
analogous
#9CC02A #51C02A #2AC04E
triadic
#51C02A #2A51C0 #C02A51
tetradic
#51C02A #2A9CC0 #992AC0 #C04E2A
square
#51C02A #2A9CC0 #992AC0 #C04E2A
split-complementary
#51C02A #4E2AC0 #C02A9C
monochromatic
#275C14 #3C8E1F #51C02A #73D84F #9BE381

Accessibility & contrast

On white

2.35
#51C02A on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.92
#51C02A on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C02A
8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51C02A#FFFFFF#000000##000000
##51C02A1.002.358.928.92
#FFFFFF2.351.0021.0021.00
#0000008.9221.001.001.00
##0000008.9221.001.001.00

Color blindness preview

Protanopia (red-blind)
#C6AF00
Deuteranopia (green-blind)
#B8A53B
Tritanopia (blue-blind)
#45B9A4
Achromatopsia (no color)
#A9A9A9

Design tokens & code

CSS
--color: #51c02a;
/* rgb */ color: rgb(81, 192, 42);
/* oklch */ color: oklch(71.6% 0.208 139.2);
Tailwind
colors: {
  custom: {
    50: '#8ed470',
    500: '#51c02a',
    950: '#000000',
  },
}
SCSS
$custom: #51c02a;
$custom-light: #8ed470;
$custom-dark: #000000;
JSON
{
  "hex": "#51c02a",
  "rgb": {
    "r": 81,
    "g": 192,
    "b": 42
  },
  "hsl": {
    "h": 104.4,
    "s": 64.103,
    "l": 45.882
  },
  "oklch": {
    "l": 0.71555,
    "c": 0.20789,
    "h": 139.2
  },
  "luminance": 0.39616
}

Semantic roles & 50–950 ramp

primary
#51C02A
secondary
#B77ACC
accent
#41E7BC
background
#F9FDF7
surface
#F2FAED
border
#CCD3C8
text
#0E1408
muted
#7E837B

Preview Lab

Preview with #51C02A

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

Preview Lab → · Contrast checker → · Palette generator →

#51C02A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva