#51C434#51C434

#51C434 is a light, highly saturated green. Relative luminance 0.415; OKLCH L 72.7% C 0.207 H 140.1°. Best body text is #000000 at 9.30:1 contrast (WCAG AA passes).

Color values

HEX	#51C434
RGB	rgb(81, 196, 52)
HSL	hsl(108, 58%, 49%)
HSV	hsv(108, 73%, 77%)
CMYK	cmyk(58.7%, 0%, 73.5%, 23.1%)
CIE-LAB	lab(70.51, -57.94, 58.91)
CIE-LCH	lch(70.51, 82.63, 134.52°)
OKLab	oklab(72.66% -0.159 0.1329)
OKLCH	oklch(72.66% 0.207 140.1)
XYZ	xyz(23.7520, 41.4750, 10.0019)
Luminance	0.4148 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C434 #A734C4

analogous

#99C434 #51C434 #34C45F

triadic

#51C434 #3451C4 #C43451

tetradic

#51C434 #3499C4 #A734C4 #C45F34

square

#51C434 #3499C4 #A734C4 #C45F34

split-complementary

#51C434 #5F34C4 #C43499

monochromatic

#29631A #3D9427 #51C434 #78D560 #A1E291

Accessibility & contrast

On white

2.26

#51C434 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.30

#51C434 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C434

9.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C434	#FFFFFF	#000000	##000000
##51C434	1.00	2.26	9.30	9.30
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.30	21.00	1.00	1.00
##000000	9.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B218

Deuteranopia (green-blind)

#BBA943

Tritanopia (blue-blind)

#42BEA8

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #51c434;
/* rgb */ color: rgb(81, 196, 52);
/* oklch */ color: oklch(72.7% 0.207 140.1);

Tailwind

colors: {
  custom: {
    50: '#8ed775',
    500: '#51c434',
    950: '#000000',
  },
}

SCSS

$custom: #51c434;
$custom-light: #8ed775;
$custom-dark: #000000;

JSON

{
  "hex": "#51c434",
  "rgb": {
    "r": 81,
    "g": 196,
    "b": 52
  },
  "hsl": {
    "h": 107.917,
    "s": 58.065,
    "l": 48.627
  },
  "oklch": {
    "l": 0.72659,
    "c": 0.20719,
    "h": 140.1
  },
  "luminance": 0.41477
}

Semantic roles & 50–950 ramp

primary

#51C434

secondary

#BF87CC

accent

#47E1C2

background

#F9FDF7

surface

#F2FAED

border

#CCD3C8

text

#0E1409

muted

#7E837B

Preview Lab

Preview with #51C434

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

Preview Lab → · Contrast checker → · Palette generator →