#51CC5E#51CC5E

#51CC5E is a light, vivid green. Relative luminance 0.457; OKLCH L 75.1% C 0.186 H 145.3°. Best body text is #000000 at 10.15:1 contrast (WCAG AA passes).

Color values

HEX#51CC5E
RGBrgb(81, 204, 94)
HSLhsl(126, 55%, 56%)
HSVhsv(126, 60%, 80%)
CMYKcmyk(60.3%, 0%, 53.9%, 20%)
CIE-LABlab(73.38, -56.54, 44.35)
CIE-LCHlch(73.38, 71.86, 141.89°)
OKLaboklab(75.15% -0.1531 0.1061)
OKLCHoklch(75.15% 0.186 145.3)
XYZxyz(27.0049, 45.7406, 17.9932)
Luminance0.4574 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51CC5E #CC51BF
analogous
#81CC51 #51CC5E #51CC9B
triadic
#51CC5E #5E51CC #CC5E51
tetradic
#51CC5E #5181CC #CC51BF #CC9B51
square
#51CC5E #5181CC #CC51BF #CC9B51
split-complementary
#51CC5E #9B51CC #CC5181
monochromatic
#257E2E #33AD40 #51CC5E #80DA8A #B0E8B6

Accessibility & contrast

On white

2.07
#51CC5E on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.15
#51CC5E on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CC5E
10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51CC5E#FFFFFF#000000##000000
##51CC5E1.002.0710.1510.15
#FFFFFF2.071.0021.0021.00
#00000010.1521.001.001.00
##00000010.1521.001.001.00

Color blindness preview

Protanopia (red-blind)
#CFBB54
Deuteranopia (green-blind)
#C0B066
Tritanopia (blue-blind)
#36C7B3
Achromatopsia (no color)
#B4B4B4

Design tokens & code

CSS
--color: #51cc5e;
/* rgb */ color: rgb(81, 204, 94);
/* oklch */ color: oklch(75.1% 0.186 145.3);
Tailwind
colors: {
  custom: {
    50: '#8edc8e',
    500: '#51cc5e',
    950: '#000000',
  },
}
SCSS
$custom: #51cc5e;
$custom-light: #8edc8e;
$custom-dark: #000000;
JSON
{
  "hex": "#51cc5e",
  "rgb": {
    "r": 81,
    "g": 204,
    "b": 94
  },
  "hsl": {
    "h": 126.341,
    "s": 54.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.75148,
    "c": 0.18625,
    "h": 145.3
  },
  "luminance": 0.45743
}

Semantic roles & 50–950 ramp

primary
#51CC5E
secondary
#D6A3D0
accent
#4ACEDE
background
#F9FDF8
surface
#F2FBF0
border
#CCD4CB
text
#0D150C
muted
#7E837D

Preview Lab

Preview with #51CC5E

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

Preview Lab → · Contrast checker → · Palette generator →

#51CC5E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva