#51C048#51C048

#51C048 is a light, vivid green. Relative luminance 0.399; OKLCH L 71.8% C 0.189 H 142.1°. Best body text is #000000 at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#51C048
RGB	rgb(81, 192, 72)
HSL	hsl(116, 49%, 52%)
HSV	hsv(116, 63%, 75%)
CMYK	cmyk(57.8%, 0%, 62.5%, 24.7%)
CIE-LAB	lab(69.41, -54.72, 49.79)
CIE-LCH	lch(69.41, 73.98, 137.70°)
OKLab	oklab(71.8% -0.1491 0.1161)
OKLCH	oklch(71.8% 0.189 142.1)
XYZ	xyz(23.4115, 39.9144, 12.6002)
Luminance	0.3992 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C048 #B748C0

analogous

#8DC048 #51C048 #48C07B

triadic

#51C048 #4851C0 #C04851

tetradic

#51C048 #488DC0 #B748C0 #C07B48

square

#51C048 #488DC0 #B748C0 #C07B48

split-complementary

#51C048 #7B48C0 #C0488D

monochromatic

#296924 #3B9734 #51C048 #7CD076 #A8DFA3

Accessibility & contrast

On white

2.34

#51C048 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.98

#51C048 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C048

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C048	#FFFFFF	#000000	##000000
##51C048	1.00	2.34	8.98	8.98
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.98	21.00	1.00	1.00
##000000	8.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4AF3A

Deuteranopia (green-blind)

#B6A652

Tritanopia (blue-blind)

#40BAA7

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #51c048;
/* rgb */ color: rgb(81, 192, 72);
/* oklch */ color: oklch(71.8% 0.189 142.1);

Tailwind

colors: {
  custom: {
    50: '#8dd480',
    500: '#51c048',
    950: '#000000',
  },
}

SCSS

$custom: #51c048;
$custom-light: #8dd480;
$custom-dark: #000000;

JSON

{
  "hex": "#51c048",
  "rgb": {
    "r": 81,
    "g": 192,
    "b": 72
  },
  "hsl": {
    "h": 115.5,
    "s": 48.78,
    "l": 51.765
  },
  "oklch": {
    "l": 0.71802,
    "c": 0.18897,
    "h": 142.1
  },
  "luminance": 0.39916
}

Semantic roles & 50–950 ramp

primary

#51C048

secondary

#C898CC

accent

#4FD8CE

background

#F9FDF8

surface

#F1FAEF

border

#CBD3CA

text

#0D140A

muted

#7E837C

Preview Lab

Preview with #51C048

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

Preview Lab → · Contrast checker → · Palette generator →