#51FC6A#51FC6A

#51FC6A is a very light, highly saturated green. Relative luminance 0.724; OKLCH L 87.4% C 0.235 H 145.5°. Best body text is #000000 at 15.48:1 contrast (WCAG AA passes).

Color values

HEX	#51FC6A
RGB	rgb(81, 252, 106)
HSL	hsl(129, 97%, 65%)
HSV	hsv(129, 68%, 99%)
CMYK	cmyk(67.9%, 0%, 57.9%, 1.2%)
CIE-LAB	lab(88.16, -71.80, 56.38)
CIE-LCH	lch(88.16, 91.29, 141.86°)
OKLab	oklab(87.41% -0.1939 0.1332)
OKLCH	oklch(87.41% 0.235 145.5)
XYZ	xyz(40.8025, 72.4063, 25.4584)
Luminance	0.7241 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51FC6A #FC51E3

analogous

#8DFC51 #51FC6A #51FCBF

triadic

#51FC6A #6A51FC #FC6A51

tetradic

#51FC6A #518DFC #FC51E3 #FCBF51

square

#51FC6A #518DFC #FC51E3 #FCBF51

split-complementary

#51FC6A #BF51FC #FC518D

monochromatic

#04CF21 #15FB36 #51FC6A #8DFD9E #C9FED1

Accessibility & contrast

On white

1.36

#51FC6A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.48

#51FC6A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51FC6A

15.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51FC6A	#FFFFFF	#000000	##000000
##51FC6A	1.00	1.36	15.48	15.48
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.48	21.00	1.00	1.00
##000000	15.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE65B

Deuteranopia (green-blind)

#ECD876

Tritanopia (blue-blind)

#09F6DC

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #51fc6a;
/* rgb */ color: rgb(81, 252, 106);
/* oklch */ color: oklch(87.4% 0.235 145.5);

Tailwind

colors: {
  custom: {
    50: '#96ff99',
    500: '#51fc6a',
    950: '#000000',
  },
}

SCSS

$custom: #51fc6a;
$custom-light: #96ff99;
$custom-dark: #000000;

JSON

{
  "hex": "#51fc6a",
  "rgb": {
    "r": 81,
    "g": 252,
    "b": 106
  },
  "hsl": {
    "h": 128.772,
    "s": 96.61,
    "l": 65.294
  },
  "oklch": {
    "l": 0.87405,
    "c": 0.23525,
    "h": 145.5
  },
  "luminance": 0.72411
}

Semantic roles & 50–950 ramp

primary

#51FC6A

secondary

#CA27B2

accent

#00C4E6

background

#FCFFFC

surface

#F6FFF5

border

#D0D7CF

text

#0F180E

muted

#80867F

Preview Lab

Preview with #51FC6A

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

Preview Lab → · Contrast checker → · Palette generator →