#51CA25#51CA25

#51CA25 is a light, highly saturated green. Relative luminance 0.441; OKLCH L 74.1% C 0.221 H 139.3°. Best body text is #000000 at 9.82:1 contrast (WCAG AA passes).

Color values

HEX#51CA25
RGBrgb(81, 202, 37)
HSLhsl(104, 69%, 47%)
HSVhsv(104, 82%, 79%)
CMYKcmyk(59.9%, 0%, 81.7%, 20.8%)
CIE-LABlab(72.31, -60.94, 65.28)
CIE-LCHlch(72.31, 89.30, 133.03°)
OKLaboklab(74.12% -0.1678 0.1441)
OKLCHoklch(74.12% 0.221 139.3)
XYZxyz(24.8467, 44.1217, 8.9569)
Luminance0.4412 (WCAG relative)
Temperaturewarm
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51CA25 #9E25CA
analogous
#A4CA25 #51CA25 #25CA4C
triadic
#51CA25 #2551CA #CA2551
tetradic
#51CA25 #25A4CA #9E25CA #CA4C25
square
#51CA25 #25A4CA #9E25CA #CA4C25
split-complementary
#51CA25 #4C25CA #CA25A4
monochromatic
#286312 #3C961C #51CA25 #74DF4E #9DE881

Accessibility & contrast

On white

2.14
#51CA25 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.82
#51CA25 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CA25
9.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51CA25#FFFFFF#000000##000000
##51CA251.002.149.829.82
#FFFFFF2.141.0021.0021.00
#0000009.8221.001.001.00
##0000009.8221.001.001.00

Color blindness preview

Protanopia (red-blind)
#D0B700
Deuteranopia (green-blind)
#C1AE3A
Tritanopia (blue-blind)
#42C3AC
Achromatopsia (no color)
#B1B1B1

Design tokens & code

CSS
--color: #51ca25;
/* rgb */ color: rgb(81, 202, 37);
/* oklch */ color: oklch(74.1% 0.221 139.3);
Tailwind
colors: {
  custom: {
    50: '#90db6f',
    500: '#51ca25',
    950: '#000000',
  },
}
SCSS
$custom: #51ca25;
$custom-light: #90db6f;
$custom-dark: #000000;
JSON
{
  "hex": "#51ca25",
  "rgb": {
    "r": 81,
    "g": 202,
    "b": 37
  },
  "hsl": {
    "h": 104,
    "s": 69.038,
    "l": 46.863
  },
  "oklch": {
    "l": 0.74124,
    "c": 0.22122,
    "h": 139.3
  },
  "luminance": 0.44124
}

Semantic roles & 50–950 ramp

primary
#51CA25
secondary
#BA7AD1
accent
#3CECBD
background
#F9FDF7
surface
#F2FBED
border
#CCD4C8
text
#0E1508
muted
#7E837B

Preview Lab

Preview with #51CA25

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

Preview Lab → · Contrast checker → · Palette generator →

#51CA25 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva