#51DF4E#51DF4E

#51DF4E is a light, highly saturated green. Relative luminance 0.551; OKLCH L 79.8% C 0.222 H 142.9°. Best body text is #000000 at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#51DF4E
RGB	rgb(81, 223, 78)
HSL	hsl(119, 69%, 59%)
HSV	hsv(119, 65%, 87%)
CMYK	cmyk(63.7%, 0%, 65%, 12.5%)
CIE-LAB	lab(79.08, -65.09, 57.97)
CIE-LCH	lch(79.08, 87.17, 138.31°)
OKLab	oklab(79.81% -0.1769 0.134)
OKLCH	oklch(79.81% 0.222 142.9)
XYZ	xyz(31.1544, 55.0716, 16.1943)
Luminance	0.5507 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DF4E #DC4EDF

analogous

#9ADF4E #51DF4E #4EDF94

triadic

#51DF4E #4E51DF #DF4E51

tetradic

#51DF4E #4E9ADF #DC4EDF #DF944E

square

#51DF4E #4E9ADF #DC4EDF #DF944E

split-complementary

#51DF4E #944EDF #DF4E9A

monochromatic

#1E971B #28CB25 #51DF4E #84E882 #B7F2B6

Accessibility & contrast

On white

1.75

#51DF4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.01

#51DF4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DF4E

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DF4E	#FFFFFF	#000000	##000000
##51DF4E	1.00	1.75	12.01	12.01
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.01	21.00	1.00	1.00
##000000	12.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CB3B

Deuteranopia (green-blind)

#D2BF5B

Tritanopia (blue-blind)

#33D9C1

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #51df4e;
/* rgb */ color: rgb(81, 223, 78);
/* oklch */ color: oklch(79.8% 0.222 142.9);

Tailwind

colors: {
  custom: {
    50: '#92ea86',
    500: '#51df4e',
    950: '#000000',
  },
}

SCSS

$custom: #51df4e;
$custom-light: #92ea86;
$custom-dark: #000000;

JSON

{
  "hex": "#51df4e",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 78
  },
  "hsl": {
    "h": 118.759,
    "s": 69.378,
    "l": 59.02
  },
  "oklch": {
    "l": 0.79809,
    "c": 0.22197,
    "h": 142.9
  },
  "luminance": 0.55075
}

Semantic roles & 50–950 ramp

primary

#51DF4E

secondary

#99369B

accent

#3CECE9

background

#FCFFFB

surface

#F5FEF2

border

#CFD6CC

text

#0E160B

muted

#7F857E

Preview Lab

Preview with #51DF4E

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

Preview Lab → · Contrast checker → · Palette generator →