#51D784#51D784

#51D784 is a light, vivid green. Relative luminance 0.520; OKLCH L 78.5% C 0.166 H 152.9°. Best body text is #000000 at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#51D784
RGB	rgb(81, 215, 132)
HSL	hsl(143, 63%, 58%)
HSV	hsv(143, 62%, 84%)
CMYK	cmyk(62.3%, 0%, 38.6%, 15.7%)
CIE-LAB	lab(77.29, -54.79, 30.43)
CIE-LCH	lch(77.29, 62.68, 150.95°)
OKLab	oklab(78.54% -0.1482 0.0759)
OKLCH	oklch(78.54% 0.166 152.9)
XYZ	xyz(31.8560, 52.0129, 30.1860)
Luminance	0.5202 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D784 #D751A4

analogous

#61D751 #51D784 #51D7C7

triadic

#51D784 #8451D7 #D78451

tetradic

#51D784 #5161D7 #D751A4 #D7C751

square

#51D784 #5161D7 #D751A4 #D7C751

split-complementary

#51D784 #C751D7 #D75161

monochromatic

#208D4A #2CBF64 #51D784 #83E2A7 #B5EECA

Accessibility & contrast

On white

1.84

#51D784 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.40

#51D784 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D784

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D784	#FFFFFF	#000000	##000000
##51D784	1.00	1.84	11.40	11.40
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.40	21.00	1.00	1.00
##000000	11.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7C67E

Deuteranopia (green-blind)

#C6BA89

Tritanopia (blue-blind)

#19D4C2

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51d784;
/* rgb */ color: rgb(81, 215, 132);
/* oklch */ color: oklch(78.5% 0.166 152.9);

Tailwind

colors: {
  custom: {
    50: '#8fe4a8',
    500: '#51d784',
    950: '#000000',
  },
}

SCSS

$custom: #51d784;
$custom-light: #8fe4a8;
$custom-dark: #000000;

JSON

{
  "hex": "#51d784",
  "rgb": {
    "r": 81,
    "g": 215,
    "b": 132
  },
  "hsl": {
    "h": 142.836,
    "s": 62.617,
    "l": 58.039
  },
  "oklch": {
    "l": 0.78542,
    "c": 0.16649,
    "h": 152.9
  },
  "luminance": 0.52016
}

Semantic roles & 50–950 ramp

primary

#51D784

secondary

#933971

accent

#42A7E6

background

#FCFEFC

surface

#F5FCF6

border

#CFD5D0

text

#0E1610

muted

#7F8480

Preview Lab

Preview with #51D784

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

Preview Lab → · Contrast checker → · Palette generator →