#51CC3A#51CC3A

#51CC3A is a light, highly saturated green. Relative luminance 0.452; OKLCH L 74.8% C 0.213 H 140.8°. Best body text is #000000 at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#51CC3A
RGB	rgb(81, 204, 58)
HSL	hsl(111, 59%, 51%)
HSV	hsv(111, 72%, 80%)
CMYK	cmyk(60.3%, 0%, 71.6%, 20%)
CIE-LAB	lab(73.05, -60.30, 59.33)
CIE-LCH	lch(73.05, 84.60, 135.47°)
OKLab	oklab(74.77% -0.165 0.1346)
OKLCH	oklch(74.77% 0.213 140.8)
XYZ	xyz(25.7487, 45.2382, 11.3771)
Luminance	0.4524 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CC3A #B53ACC

analogous

#9ACC3A #51CC3A #3ACC6C

triadic

#51CC3A #3A51CC #CC3A51

tetradic

#51CC3A #3A9ACC #B53ACC #CC6C3A

square

#51CC3A #3A9ACC #B53ACC #CC6C3A

split-complementary

#51CC3A #6C3ACC #CC3A9A

monochromatic

#2A6F1D #3CA029 #51CC3A #7CD96B #A7E59B

Accessibility & contrast

On white

2.09

#51CC3A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.05

#51CC3A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CC3A

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CC3A	#FFFFFF	#000000	##000000
##51CC3A	1.00	2.09	10.05	10.05
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.05	21.00	1.00	1.00
##000000	10.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BA21

Deuteranopia (green-blind)

#C2AF49

Tritanopia (blue-blind)

#3FC6AF

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #51cc3a;
/* rgb */ color: rgb(81, 204, 58);
/* oklch */ color: oklch(74.8% 0.213 140.8);

Tailwind

colors: {
  custom: {
    50: '#8fdd79',
    500: '#51cc3a',
    950: '#000000',
  },
}

SCSS

$custom: #51cc3a;
$custom-light: #8fdd79;
$custom-dark: #000000;

JSON

{
  "hex": "#51cc3a",
  "rgb": {
    "r": 81,
    "g": 204,
    "b": 58
  },
  "hsl": {
    "h": 110.548,
    "s": 58.871,
    "l": 51.373
  },
  "oklch": {
    "l": 0.74771,
    "c": 0.21292,
    "h": 140.8
  },
  "luminance": 0.45241
}

Semantic roles & 50–950 ramp

primary

#51CC3A

secondary

#C791D1

accent

#46E2C9

background

#F9FDF7

surface

#F2FBEE

border

#CCD4C9

text

#0E150A

muted

#7E837C

Preview Lab

Preview with #51CC3A

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

Preview Lab → · Contrast checker → · Palette generator →