#51DC4D#51DC4D

#51DC4D is a light, highly saturated green. Relative luminance 0.535; OKLCH L 79.0% C 0.219 H 142.8°. Best body text is #000000 at 11.69:1 contrast (WCAG AA passes).

Color values

HEX	#51DC4D
RGB	rgb(81, 220, 77)
HSL	hsl(118, 67%, 58%)
HSV	hsv(118, 65%, 86%)
CMYK	cmyk(63.2%, 0%, 65%, 13.7%)
CIE-LAB	lab(78.15, -64.17, 57.36)
CIE-LCH	lch(78.15, 86.07, 138.21°)
OKLab	oklab(79.04% -0.1745 0.1326)
OKLCH	oklch(79.04% 0.219 142.8)
XYZ	xyz(30.3244, 53.4685, 15.7421)
Luminance	0.5347 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DC4D #D84DDC

analogous

#98DC4D #51DC4D #4DDC90

triadic

#51DC4D #4D51DC #DC4D51

tetradic

#51DC4D #4D98DC #D84DDC #DC904D

square

#51DC4D #4D98DC #D84DDC #DC904D

split-complementary

#51DC4D #904DDC #DC4D98

monochromatic

#20921D #2BC527 #51DC4D #83E680 #B5F0B3

Accessibility & contrast

On white

1.80

#51DC4D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.69

#51DC4D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DC4D

11.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DC4D	#FFFFFF	#000000	##000000
##51DC4D	1.00	1.80	11.69	11.69
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.69	21.00	1.00	1.00
##000000	11.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C83B

Deuteranopia (green-blind)

#D0BD5A

Tritanopia (blue-blind)

#35D6BE

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51dc4d;
/* rgb */ color: rgb(81, 220, 77);
/* oklch */ color: oklch(79.0% 0.219 142.8);

Tailwind

colors: {
  custom: {
    50: '#91e885',
    500: '#51dc4d',
    950: '#000000',
  },
}

SCSS

$custom: #51dc4d;
$custom-light: #91e885;
$custom-dark: #000000;

JSON

{
  "hex": "#51dc4d",
  "rgb": {
    "r": 81,
    "g": 220,
    "b": 77
  },
  "hsl": {
    "h": 118.322,
    "s": 67.136,
    "l": 58.235
  },
  "oklch": {
    "l": 0.79035,
    "c": 0.21916,
    "h": 142.8
  },
  "luminance": 0.53472
}

Semantic roles & 50–950 ramp

primary

#51DC4D

secondary

#943697

accent

#3EEAE5

background

#FCFEFB

surface

#F5FDF2

border

#CFD5CC

text

#0E160B

muted

#7F847E

Preview Lab

Preview with #51DC4D

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

Preview Lab → · Contrast checker → · Palette generator →