#51DD8E#51DD8E

#51DD8E is a light, vivid green. Relative luminance 0.554; OKLCH L 80.2% C 0.165 H 154.9°. Best body text is #000000 at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#51DD8E
RGB	rgb(81, 221, 142)
HSL	hsl(146, 67%, 59%)
HSV	hsv(146, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 35.7%, 13.3%)
CIE-LAB	lab(79.28, -55.29, 27.95)
CIE-LCH	lch(79.28, 61.96, 153.19°)
OKLab	oklab(80.23% -0.1498 0.0701)
OKLCH	oklch(80.23% 0.165 154.9)
XYZ	xyz(34.1293, 55.4117, 34.4828)
Luminance	0.5542 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DD8E #DD51A0

analogous

#5ADD51 #51DD8E #51DDD4

triadic

#51DD8E #8E51DD #DD8E51

tetradic

#51DD8E #515ADD #DD51A0 #DDD451

square

#51DD8E #515ADD #DD51A0 #DDD451

split-complementary

#51DD8E #D451DD #DD515A

monochromatic

#1D9652 #27C96E #51DD8E #84E7AF #B7F1D0

Accessibility & contrast

On white

1.74

#51DD8E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.08

#51DD8E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DD8E

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DD8E	#FFFFFF	#000000	##000000
##51DD8E	1.00	1.74	12.08	12.08
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.08	21.00	1.00	1.00
##000000	12.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCCC89

Deuteranopia (green-blind)

#CABF93

Tritanopia (blue-blind)

#00DBC9

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #51dd8e;
/* rgb */ color: rgb(81, 221, 142);
/* oklch */ color: oklch(80.2% 0.165 154.9);

Tailwind

colors: {
  custom: {
    50: '#90e8af',
    500: '#51dd8e',
    950: '#000000',
  },
}

SCSS

$custom: #51dd8e;
$custom-light: #90e8af;
$custom-dark: #000000;

JSON

{
  "hex": "#51dd8e",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 142
  },
  "hsl": {
    "h": 146.143,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.80232,
    "c": 0.16541,
    "h": 154.9
  },
  "luminance": 0.55415
}

Semantic roles & 50–950 ramp

primary

#51DD8E

secondary

#9B386F

accent

#3E9FEA

background

#FCFEFD

surface

#F5FDF7

border

#CFD5D0

text

#0E1610

muted

#7F8481

Preview Lab

Preview with #51DD8E

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

Preview Lab → · Contrast checker → · Palette generator →