#51DC5A#51DC5A

#51DC5A is a light, highly saturated green. Relative luminance 0.537; OKLCH L 79.2% C 0.210 H 144.3°. Best body text is #000000 at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#51DC5A
RGB	rgb(81, 220, 90)
HSL	hsl(124, 67%, 59%)
HSV	hsv(124, 63%, 86%)
CMYK	cmyk(63.2%, 0%, 59.1%, 13.7%)
CIE-LAB	lab(78.27, -62.79, 51.95)
CIE-LCH	lch(78.27, 81.49, 140.40°)
OKLab	oklab(79.17% -0.1701 0.1223)
OKLCH	oklch(79.17% 0.21 144.3)
XYZ	xyz(30.8301, 53.6708, 18.4057)
Luminance	0.5367 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DC5A #DC51D3

analogous

#8EDC51 #51DC5A #51DCA0

triadic

#51DC5A #5A51DC #DC5A51

tetradic

#51DC5A #518EDC #DC51D3 #DCA051

square

#51DC5A #518EDC #DC51D3 #DCA051

split-complementary

#51DC5A #A051DC #DC518E

monochromatic

#1E9526 #28C832 #51DC5A #84E68A #B7F0BB

Accessibility & contrast

On white

1.79

#51DC5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.73

#51DC5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DC5A

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DC5A	#FFFFFF	#000000	##000000
##51DC5A	1.00	1.79	11.73	11.73
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.73	21.00	1.00	1.00
##000000	11.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C94C

Deuteranopia (green-blind)

#CFBD65

Tritanopia (blue-blind)

#30D6C0

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51dc5a;
/* rgb */ color: rgb(81, 220, 90);
/* oklch */ color: oklch(79.2% 0.210 144.3);

Tailwind

colors: {
  custom: {
    50: '#91e88d',
    500: '#51dc5a',
    950: '#000000',
  },
}

SCSS

$custom: #51dc5a;
$custom-light: #91e88d;
$custom-dark: #000000;

JSON

{
  "hex": "#51dc5a",
  "rgb": {
    "r": 81,
    "g": 220,
    "b": 90
  },
  "hsl": {
    "h": 123.885,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.79172,
    "c": 0.20955,
    "h": 144.3
  },
  "luminance": 0.53674
}

Semantic roles & 50–950 ramp

primary

#51DC5A

secondary

#993893

accent

#3EDEE9

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160C

muted

#7F847F

Preview Lab

Preview with #51DC5A

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

Preview Lab → · Contrast checker → · Palette generator →