#51DC43#51DC43

#51DC43 is a light, highly saturated green. Relative luminance 0.533; OKLCH L 78.9% C 0.226 H 141.8°. Best body text is #000000 at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#51DC43
RGB	rgb(81, 220, 67)
HSL	hsl(115, 69%, 56%)
HSV	hsv(115, 70%, 86%)
CMYK	cmyk(63.2%, 0%, 69.5%, 13.7%)
CIE-LAB	lab(78.07, -65.07, 61.20)
CIE-LCH	lch(78.07, 89.32, 136.76°)
OKLab	oklab(78.95% -0.1774 0.1396)
OKLCH	oklch(78.95% 0.226 141.8)
XYZ	xyz(29.9981, 53.3380, 14.0235)
Luminance	0.5334 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DC43 #CE43DC

analogous

#9EDC43 #51DC43 #43DC82

triadic

#51DC43 #4351DC #DC4351

tetradic

#51DC43 #439EDC #CE43DC #DC8243

square

#51DC43 #439EDC #CE43DC #DC8243

split-complementary

#51DC43 #8243DC #DC439E

monochromatic

#248B1A #32BE23 #51DC43 #81E677 #B1EFAA

Accessibility & contrast

On white

1.80

#51DC43 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.67

#51DC43 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DC43

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DC43	#FFFFFF	#000000	##000000
##51DC43	1.00	1.80	11.67	11.67
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.67	21.00	1.00	1.00
##000000	11.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C82B

Deuteranopia (green-blind)

#D0BD52

Tritanopia (blue-blind)

#37D5BE

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51dc43;
/* rgb */ color: rgb(81, 220, 67);
/* oklch */ color: oklch(78.9% 0.226 141.8);

Tailwind

colors: {
  custom: {
    50: '#92e87f',
    500: '#51dc43',
    950: '#000000',
  },
}

SCSS

$custom: #51dc43;
$custom-light: #92e87f;
$custom-dark: #000000;

JSON

{
  "hex": "#51dc43",
  "rgb": {
    "r": 81,
    "g": 220,
    "b": 67
  },
  "hsl": {
    "h": 114.51,
    "s": 68.61,
    "l": 56.275
  },
  "oklch": {
    "l": 0.78947,
    "c": 0.22574,
    "h": 141.8
  },
  "luminance": 0.53341
}

Semantic roles & 50–950 ramp

primary

#51DC43

secondary

#883390

accent

#3CEBDB

background

#FCFEFB

surface

#F5FDF2

border

#CFD5CC

text

#0E160B

muted

#7F847E

Preview Lab

Preview with #51DC43

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

Preview Lab → · Contrast checker → · Palette generator →