#51DC63#51DC63

#51DC63 is a light, highly saturated green. Relative luminance 0.538; OKLCH L 79.3% C 0.202 H 145.6°. Best body text is #000000 at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#51DC63
RGB	rgb(81, 220, 99)
HSL	hsl(128, 67%, 59%)
HSV	hsv(128, 63%, 86%)
CMYK	cmyk(63.2%, 0%, 55%, 13.7%)
CIE-LAB	lab(78.36, -61.70, 47.98)
CIE-LCH	lch(78.36, 78.16, 142.13°)
OKLab	oklab(79.28% -0.1668 0.1144)
OKLCH	oklch(79.28% 0.202 145.6)
XYZ	xyz(31.2366, 53.8334, 20.5467)
Luminance	0.5384 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DC63 #DC51CA

analogous

#85DC51 #51DC63 #51DCA9

triadic

#51DC63 #6351DC #DC6351

tetradic

#51DC63 #5185DC #DC51CA #DCA951

square

#51DC63 #5185DC #DC51CA #DCA951

split-complementary

#51DC63 #A951DC #DC5185

monochromatic

#1E952D #28C83D #51DC63 #84E691 #B7F0BE

Accessibility & contrast

On white

1.78

#51DC63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.77

#51DC63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DC63

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DC63	#FFFFFF	#000000	##000000
##51DC63	1.00	1.78	11.77	11.77
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.77	21.00	1.00	1.00
##000000	11.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC958

Deuteranopia (green-blind)

#CEBD6C

Tritanopia (blue-blind)

#2DD7C1

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51dc63;
/* rgb */ color: rgb(81, 220, 99);
/* oklch */ color: oklch(79.3% 0.202 145.6);

Tailwind

colors: {
  custom: {
    50: '#91e892',
    500: '#51dc63',
    950: '#000000',
  },
}

SCSS

$custom: #51dc63;
$custom-light: #91e892;
$custom-dark: #000000;

JSON

{
  "hex": "#51dc63",
  "rgb": {
    "r": 81,
    "g": 220,
    "b": 99
  },
  "hsl": {
    "h": 127.77,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.79281,
    "c": 0.2023,
    "h": 145.6
  },
  "luminance": 0.53837
}

Semantic roles & 50–950 ramp

primary

#51DC63

secondary

#99388D

accent

#3ED3E9

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160D

muted

#7F847F

Preview Lab

Preview with #51DC63

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

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