#51DC4F#51DC4F

#51DC4F is a light, highly saturated green. Relative luminance 0.535; OKLCH L 79.1% C 0.218 H 143.0°. Best body text is #000000 at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#51DC4F
RGB	rgb(81, 220, 79)
HSL	hsl(119, 67%, 59%)
HSV	hsv(119, 64%, 86%)
CMYK	cmyk(63.2%, 0%, 64.1%, 13.7%)
CIE-LAB	lab(78.17, -63.97, 56.56)
CIE-LCH	lch(78.17, 85.39, 138.52°)
OKLab	oklab(79.05% -0.1738 0.1312)
OKLCH	oklch(79.05% 0.218 143)
XYZ	xyz(30.3961, 53.4972, 16.1198)
Luminance	0.5350 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DC4F #DA4FDC

analogous

#97DC4F #51DC4F #4FDC93

triadic

#51DC4F #4F51DC #DC4F51

tetradic

#51DC4F #4F97DC #DA4FDC #DC934F

square

#51DC4F #4F97DC #DA4FDC #DC934F

split-complementary

#51DC4F #934FDC #DC4F97

monochromatic

#1F931D #2AC627 #51DC4F #83E682 #B6F0B5

Accessibility & contrast

On white

1.79

#51DC4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.70

#51DC4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DC4F

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DC4F	#FFFFFF	#000000	##000000
##51DC4F	1.00	1.79	11.70	11.70
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.70	21.00	1.00	1.00
##000000	11.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C83E

Deuteranopia (green-blind)

#D0BD5B

Tritanopia (blue-blind)

#34D6BF

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51dc4f;
/* rgb */ color: rgb(81, 220, 79);
/* oklch */ color: oklch(79.1% 0.218 143.0);

Tailwind

colors: {
  custom: {
    50: '#91e886',
    500: '#51dc4f',
    950: '#000000',
  },
}

SCSS

$custom: #51dc4f;
$custom-light: #91e886;
$custom-dark: #000000;

JSON

{
  "hex": "#51dc4f",
  "rgb": {
    "r": 81,
    "g": 220,
    "b": 79
  },
  "hsl": {
    "h": 119.149,
    "s": 66.825,
    "l": 58.627
  },
  "oklch": {
    "l": 0.79055,
    "c": 0.21776,
    "h": 143
  },
  "luminance": 0.535
}

Semantic roles & 50–950 ramp

primary

#51DC4F

secondary

#973798

accent

#3EEAE7

background

#FCFEFC

surface

#F5FDF3

border

#CFD5CD

text

#0E160C

muted

#7F847F

Preview Lab

Preview with #51DC4F

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

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