#51DF4A#51DF4A

#51DF4A is a light, highly saturated green. Relative luminance 0.550; OKLCH L 79.8% C 0.225 H 142.5°. Best body text is #000000 at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#51DF4A
RGB	rgb(81, 223, 74)
HSL	hsl(117, 70%, 58%)
HSV	hsv(117, 67%, 87%)
CMYK	cmyk(63.7%, 0%, 66.8%, 12.5%)
CIE-LAB	lab(79.05, -65.47, 59.54)
CIE-LCH	lch(79.05, 88.49, 137.72°)
OKLab	oklab(79.77% -0.1781 0.1369)
OKLCH	oklch(79.77% 0.225 142.5)
XYZ	xyz(31.0153, 55.0160, 15.4619)
Luminance	0.5502 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DF4A #D84ADF

analogous

#9BDF4A #51DF4A #4ADF8D

triadic

#51DF4A #4A51DF #DF4A51

tetradic

#51DF4A #4A9BDF #D84ADF #DF8D4A

square

#51DF4A #4A9BDF #D84ADF #DF8D4A

split-complementary

#51DF4A #8D4ADF #DF4A9B

monochromatic

#20941A #2BC823 #51DF4A #83E87E #B5F1B2

Accessibility & contrast

On white

1.75

#51DF4A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.00

#51DF4A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DF4A

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DF4A	#FFFFFF	#000000	##000000
##51DF4A	1.00	1.75	12.00	12.00
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.00	21.00	1.00	1.00
##000000	12.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CB35

Deuteranopia (green-blind)

#D3BF58

Tritanopia (blue-blind)

#34D9C1

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #51df4a;
/* rgb */ color: rgb(81, 223, 74);
/* oklch */ color: oklch(79.8% 0.225 142.5);

Tailwind

colors: {
  custom: {
    50: '#92ea83',
    500: '#51df4a',
    950: '#000000',
  },
}

SCSS

$custom: #51df4a;
$custom-light: #92ea83;
$custom-dark: #000000;

JSON

{
  "hex": "#51df4a",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 74
  },
  "hsl": {
    "h": 117.181,
    "s": 69.953,
    "l": 58.235
  },
  "oklch": {
    "l": 0.79772,
    "c": 0.22468,
    "h": 142.5
  },
  "luminance": 0.55019
}

Semantic roles & 50–950 ramp

primary

#51DF4A

secondary

#943499

accent

#3BEDE4

background

#FCFFFB

surface

#F5FEF2

border

#CFD6CC

text

#0E160B

muted

#7F857E

Preview Lab

Preview with #51DF4A

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

Preview Lab → · Contrast checker → · Palette generator →