#51DC8A#51DC8A

#51DC8A is a light, vivid green. Relative luminance 0.548; OKLCH L 79.9% C 0.168 H 153.9°. Best body text is #000000 at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#51DC8A
RGB	rgb(81, 220, 138)
HSL	hsl(145, 67%, 59%)
HSV	hsv(145, 63%, 86%)
CMYK	cmyk(63.2%, 0%, 37.3%, 13.7%)
CIE-LAB	lab(78.91, -55.64, 29.50)
CIE-LCH	lch(78.91, 62.98, 152.07°)
OKLab	oklab(79.91% -0.1506 0.0738)
OKLCH	oklch(79.91% 0.168 153.9)
XYZ	xyz(33.5711, 54.7673, 32.8418)
Luminance	0.5477 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DC8A #DC51A3

analogous

#5EDC51 #51DC8A #51DCCF

triadic

#51DC8A #8A51DC #DC8A51

tetradic

#51DC8A #515EDC #DC51A3 #DCCF51

square

#51DC8A #515EDC #DC51A3 #DCCF51

split-complementary

#51DC8A #CF51DC #DC515E

monochromatic

#1E954F #28C86A #51DC8A #84E6AC #B7F0CF

Accessibility & contrast

On white

1.76

#51DC8A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.95

#51DC8A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DC8A

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DC8A	#FFFFFF	#000000	##000000
##51DC8A	1.00	1.76	11.95	11.95
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.95	21.00	1.00	1.00
##000000	11.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCCB84

Deuteranopia (green-blind)

#CABE8F

Tritanopia (blue-blind)

#0AD9C7

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51dc8a;
/* rgb */ color: rgb(81, 220, 138);
/* oklch */ color: oklch(79.9% 0.168 153.9);

Tailwind

colors: {
  custom: {
    50: '#90e8ad',
    500: '#51dc8a',
    950: '#000000',
  },
}

SCSS

$custom: #51dc8a;
$custom-light: #90e8ad;
$custom-dark: #000000;

JSON

{
  "hex": "#51dc8a",
  "rgb": {
    "r": 81,
    "g": 220,
    "b": 138
  },
  "hsl": {
    "h": 144.604,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.79905,
    "c": 0.16769,
    "h": 153.9
  },
  "luminance": 0.54771
}

Semantic roles & 50–950 ramp

primary

#51DC8A

secondary

#993871

accent

#3EA3E9

background

#FCFEFD

surface

#F5FDF7

border

#CFD5D0

text

#0E1610

muted

#7F8481

Preview Lab

Preview with #51DC8A

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

Preview Lab → · Contrast checker → · Palette generator →