#51B048#51B048

#51B048 is a light, vivid green. Relative luminance 0.333; OKLCH L 67.7% C 0.168 H 141.9°. Best body text is #000000 at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#51B048
RGB	rgb(81, 176, 72)
HSL	hsl(115, 42%, 49%)
HSV	hsv(115, 59%, 69%)
CMYK	cmyk(54%, 0%, 59.1%, 31%)
CIE-LAB	lab(64.38, -48.62, 44.06)
CIE-LCH	lch(64.38, 65.62, 137.82°)
OKLab	oklab(67.66% -0.1326 0.1038)
OKLCH	oklch(67.66% 0.168 141.9)
XYZ	xyz(20.0874, 33.2662, 11.4921)
Luminance	0.3327 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51B048 #A748B0

analogous

#85B048 #51B048 #48B073

triadic

#51B048 #4851B0 #B04851

tetradic

#51B048 #4885B0 #A748B0 #B07348

square

#51B048 #4885B0 #A748B0 #B07348

split-complementary

#51B048 #7348B0 #B04885

monochromatic

#295924 #3D8536 #51B048 #78C570 #A1D69C

Accessibility & contrast

On white

2.74

#51B048 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.65

#51B048 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51B048

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51B048	#FFFFFF	#000000	##000000
##51B048	1.00	2.74	7.65	7.65
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.65	21.00	1.00	1.00
##000000	7.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A13D

Deuteranopia (green-blind)

#A89950

Tritanopia (blue-blind)

#44AB99

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #51b048;
/* rgb */ color: rgb(81, 176, 72);
/* oklch */ color: oklch(67.7% 0.168 141.9);

Tailwind

colors: {
  custom: {
    50: '#8ac87e',
    500: '#51b048',
    950: '#000000',
  },
}

SCSS

$custom: #51b048;
$custom-light: #8ac87e;
$custom-dark: #000000;

JSON

{
  "hex": "#51b048",
  "rgb": {
    "r": 81,
    "g": 176,
    "b": 72
  },
  "hsl": {
    "h": 114.808,
    "s": 41.935,
    "l": 48.627
  },
  "oklch": {
    "l": 0.67657,
    "c": 0.16838,
    "h": 141.9
  },
  "luminance": 0.33268
}

Semantic roles & 50–950 ramp

primary

#51B048

secondary

#BF91C3

accent

#56D2C7

background

#F8FCF7

surface

#F0F8EE

border

#CBD1C9

text

#0D130A

muted

#7D827C

Preview Lab

Preview with #51B048

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

Preview Lab → · Contrast checker → · Palette generator →