#51DD88#51DD88

#51DD88 is a light, vivid green. Relative luminance 0.552; OKLCH L 80.1% C 0.171 H 153.2°. Best body text is #000000 at 12.05:1 contrast (WCAG AA passes).

Color values

HEX	#51DD88
RGB	rgb(81, 221, 136)
HSL	hsl(144, 67%, 59%)
HSV	hsv(144, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 38.5%, 13.3%)
CIE-LAB	lab(79.18, -56.39, 30.89)
CIE-LCH	lch(79.18, 64.29, 151.29°)
OKLab	oklab(80.12% -0.1525 0.077)
OKLCH	oklch(80.12% 0.171 153.2)
XYZ	xyz(33.6909, 55.2363, 32.1739)
Luminance	0.5524 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DD88 #DD51A6

analogous

#60DD51 #51DD88 #51DDCE

triadic

#51DD88 #8851DD #DD8851

tetradic

#51DD88 #5160DD #DD51A6 #DDCE51

square

#51DD88 #5160DD #DD51A6 #DDCE51

split-complementary

#51DD88 #CE51DD #DD5160

monochromatic

#1D964D #27C967 #51DD88 #84E7AB #B7F1CE

Accessibility & contrast

On white

1.74

#51DD88 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.05

#51DD88 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DD88

12.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DD88	#FFFFFF	#000000	##000000
##51DD88	1.00	1.74	12.05	12.05
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.05	21.00	1.00	1.00
##000000	12.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDCC82

Deuteranopia (green-blind)

#CBBF8E

Tritanopia (blue-blind)

#0CDAC8

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #51dd88;
/* rgb */ color: rgb(81, 221, 136);
/* oklch */ color: oklch(80.1% 0.171 153.2);

Tailwind

colors: {
  custom: {
    50: '#90e8ab',
    500: '#51dd88',
    950: '#000000',
  },
}

SCSS

$custom: #51dd88;
$custom-light: #90e8ab;
$custom-dark: #000000;

JSON

{
  "hex": "#51dd88",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 136
  },
  "hsl": {
    "h": 143.571,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.80116,
    "c": 0.17083,
    "h": 153.2
  },
  "luminance": 0.5524
}

Semantic roles & 50–950 ramp

primary

#51DD88

secondary

#9B3874

accent

#3EA6EA

background

#FCFEFD

surface

#F5FDF7

border

#CFD5D0

text

#0E1610

muted

#7F8481

Preview Lab

Preview with #51DD88

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

Preview Lab → · Contrast checker → · Palette generator →