#51DB7D#51DB7D

#51DB7D is a light, vivid green. Relative luminance 0.539; OKLCH L 79.4% C 0.178 H 150.6°. Best body text is #000000 at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#51DB7D
RGB	rgb(81, 219, 125)
HSL	hsl(139, 66%, 59%)
HSV	hsv(139, 63%, 86%)
CMYK	cmyk(63%, 0%, 42.9%, 14.1%)
CIE-LAB	lab(78.40, -57.52, 35.43)
CIE-LCH	lch(78.40, 67.56, 148.37°)
OKLab	oklab(79.42% -0.1553 0.0874)
OKLCH	oklch(79.42% 0.178 150.6)
XYZ	xyz(32.4240, 53.8897, 28.0911)
Luminance	0.5389 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DB7D #DB51AF

analogous

#6ADB51 #51DB7D #51DBC2

triadic

#51DB7D #7D51DB #DB7D51

tetradic

#51DB7D #516ADB #DB51AF #DBC251

square

#51DB7D #516ADB #DB51AF #DBC251

split-complementary

#51DB7D #C251DB #DB516A

monochromatic

#1E9344 #29C65B #51DB7D #84E5A3 #B6F0C9

Accessibility & contrast

On white

1.78

#51DB7D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.78

#51DB7D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DB7D

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DB7D	#FFFFFF	#000000	##000000
##51DB7D	1.00	1.78	11.78	11.78
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.78	21.00	1.00	1.00
##000000	11.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC976

Deuteranopia (green-blind)

#CABD83

Tritanopia (blue-blind)

#1DD8C4

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51db7d;
/* rgb */ color: rgb(81, 219, 125);
/* oklch */ color: oklch(79.4% 0.178 150.6);

Tailwind

colors: {
  custom: {
    50: '#90e7a4',
    500: '#51db7d',
    950: '#000000',
  },
}

SCSS

$custom: #51db7d;
$custom-light: #90e7a4;
$custom-dark: #000000;

JSON

{
  "hex": "#51db7d",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 125
  },
  "hsl": {
    "h": 139.13,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.79418,
    "c": 0.1782,
    "h": 150.6
  },
  "luminance": 0.53893
}

Semantic roles & 50–950 ramp

primary

#51DB7D

secondary

#983879

accent

#3FB3E9

background

#FCFEFC

surface

#F5FDF6

border

#CFD5D0

text

#0E160F

muted

#7F8480

Preview Lab

Preview with #51DB7D

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

Preview Lab → · Contrast checker → · Palette generator →