#51DC5F#51DC5F

#51DC5F is a light, highly saturated green. Relative luminance 0.538; OKLCH L 79.2% C 0.206 H 145.0°. Best body text is #000000 at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#51DC5F
RGB	rgb(81, 220, 95)
HSL	hsl(126, 67%, 59%)
HSV	hsv(126, 63%, 86%)
CMYK	cmyk(63.2%, 0%, 56.8%, 13.7%)
CIE-LAB	lab(78.32, -62.20, 49.76)
CIE-LCH	lch(78.32, 79.65, 141.34°)
OKLab	oklab(79.23% -0.1683 0.118)
OKLCH	oklch(79.23% 0.206 145)
XYZ	xyz(31.0501, 53.7588, 19.5644)
Luminance	0.5376 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DC5F #DC51CE

analogous

#89DC51 #51DC5F #51DCA5

triadic

#51DC5F #5F51DC #DC5F51

tetradic

#51DC5F #5189DC #DC51CE #DCA551

square

#51DC5F #5189DC #DC51CE #DCA551

split-complementary

#51DC5F #A551DC #DC5189

monochromatic

#1E952A #28C838 #51DC5F #84E68E #B7F0BD

Accessibility & contrast

On white

1.79

#51DC5F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.75

#51DC5F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DC5F

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DC5F	#FFFFFF	#000000	##000000
##51DC5F	1.00	1.79	11.75	11.75
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.75	21.00	1.00	1.00
##000000	11.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C953

Deuteranopia (green-blind)

#CEBD69

Tritanopia (blue-blind)

#2FD7C0

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51dc5f;
/* rgb */ color: rgb(81, 220, 95);
/* oklch */ color: oklch(79.2% 0.206 145.0);

Tailwind

colors: {
  custom: {
    50: '#91e890',
    500: '#51dc5f',
    950: '#000000',
  },
}

SCSS

$custom: #51dc5f;
$custom-light: #91e890;
$custom-dark: #000000;

JSON

{
  "hex": "#51dc5f",
  "rgb": {
    "r": 81,
    "g": 220,
    "b": 95
  },
  "hsl": {
    "h": 126.043,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.79231,
    "c": 0.20558,
    "h": 145
  },
  "luminance": 0.53762
}

Semantic roles & 50–950 ramp

primary

#51DC5F

secondary

#99388F

accent

#3ED8E9

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160D

muted

#7F847F

Preview Lab

Preview with #51DC5F

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

Preview Lab → · Contrast checker → · Palette generator →