#51C148#51C148

#51C148 is a light, vivid green. Relative luminance 0.404; OKLCH L 72.1% C 0.190 H 142.1°. Best body text is #000000 at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#51C148
RGB	rgb(81, 193, 72)
HSL	hsl(116, 49%, 52%)
HSV	hsv(116, 63%, 76%)
CMYK	cmyk(58%, 0%, 62.7%, 24.3%)
CIE-LAB	lab(69.72, -55.08, 50.14)
CIE-LCH	lch(69.72, 74.49, 137.69°)
OKLab	oklab(72.06% -0.1501 0.1168)
OKLCH	oklch(72.06% 0.19 142.1)
XYZ	xyz(23.6318, 40.3550, 12.6736)
Luminance	0.4036 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C148 #B848C1

analogous

#8EC148 #51C148 #48C17C

triadic

#51C148 #4851C1 #C14851

tetradic

#51C148 #488EC1 #B848C1 #C17C48

square

#51C148 #488EC1 #B848C1 #C17C48

split-complementary

#51C148 #7C48C1 #C1488E

monochromatic

#296B24 #3B9834 #51C148 #7CD076 #A8E0A3

Accessibility & contrast

On white

2.31

#51C148 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.07

#51C148 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C148

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C148	#FFFFFF	#000000	##000000
##51C148	1.00	2.31	9.07	9.07
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.07	21.00	1.00	1.00
##000000	9.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5B03A

Deuteranopia (green-blind)

#B7A752

Tritanopia (blue-blind)

#40BBA7

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #51c148;
/* rgb */ color: rgb(81, 193, 72);
/* oklch */ color: oklch(72.1% 0.190 142.1);

Tailwind

colors: {
  custom: {
    50: '#8dd580',
    500: '#51c148',
    950: '#000000',
  },
}

SCSS

$custom: #51c148;
$custom-light: #8dd580;
$custom-dark: #000000;

JSON

{
  "hex": "#51c148",
  "rgb": {
    "r": 81,
    "g": 193,
    "b": 72
  },
  "hsl": {
    "h": 115.537,
    "s": 49.388,
    "l": 51.961
  },
  "oklch": {
    "l": 0.7206,
    "c": 0.19022,
    "h": 142.1
  },
  "luminance": 0.40357
}

Semantic roles & 50–950 ramp

primary

#51C148

secondary

#C998CD

accent

#4FD9CF

background

#F9FDF8

surface

#F1FAEF

border

#CBD3CA

text

#0D140A

muted

#7E837C

Preview Lab

Preview with #51C148

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

Preview Lab → · Contrast checker → · Palette generator →