#51DE4D#51DE4D

#51DE4D is a light, highly saturated green. Relative luminance 0.545; OKLCH L 79.5% C 0.222 H 142.8°. Best body text is #000000 at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#51DE4D
RGB	rgb(81, 222, 77)
HSL	hsl(118, 69%, 59%)
HSV	hsv(118, 65%, 87%)
CMYK	cmyk(63.5%, 0%, 65.3%, 12.9%)
CIE-LAB	lab(78.77, -64.85, 58.03)
CIE-LCH	lch(78.77, 87.02, 138.18°)
OKLab	oklab(79.55% -0.1763 0.1341)
OKLCH	oklch(79.55% 0.222 142.8)
XYZ	xyz(30.8524, 54.5246, 15.9181)
Luminance	0.5453 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DE4D #DA4DDE

analogous

#99DE4D #51DE4D #4DDE91

triadic

#51DE4D #4D51DE #DE4D51

tetradic

#51DE4D #4D99DE #DA4DDE #DE914D

square

#51DE4D #4D99DE #DA4DDE #DE914D

split-complementary

#51DE4D #914DDE #DE4D99

monochromatic

#1F951C #2AC925 #51DE4D #83E881 #B6F1B4

Accessibility & contrast

On white

1.76

#51DE4D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.91

#51DE4D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DE4D

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DE4D	#FFFFFF	#000000	##000000
##51DE4D	1.00	1.76	11.91	11.91
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.91	21.00	1.00	1.00
##000000	11.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CA3A

Deuteranopia (green-blind)

#D2BE5A

Tritanopia (blue-blind)

#34D8C0

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51de4d;
/* rgb */ color: rgb(81, 222, 77);
/* oklch */ color: oklch(79.5% 0.222 142.8);

Tailwind

colors: {
  custom: {
    50: '#92e985',
    500: '#51de4d',
    950: '#000000',
  },
}

SCSS

$custom: #51de4d;
$custom-light: #92e985;
$custom-dark: #000000;

JSON

{
  "hex": "#51de4d",
  "rgb": {
    "r": 81,
    "g": 222,
    "b": 77
  },
  "hsl": {
    "h": 118.345,
    "s": 68.72,
    "l": 58.627
  },
  "oklch": {
    "l": 0.79545,
    "c": 0.2215,
    "h": 142.8
  },
  "luminance": 0.54528
}

Semantic roles & 50–950 ramp

primary

#51DE4D

secondary

#973699

accent

#3CECE7

background

#FCFEFB

surface

#F5FDF2

border

#CFD5CC

text

#0E160B

muted

#7F847E

Preview Lab

Preview with #51DE4D

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

Preview Lab → · Contrast checker → · Palette generator →