#51DB8A#51DB8A

#51DB8A is a light, vivid green. Relative luminance 0.542; OKLCH L 79.7% C 0.166 H 154.0°. Best body text is #000000 at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#51DB8A
RGB	rgb(81, 219, 138)
HSL	hsl(145, 66%, 59%)
HSV	hsv(145, 63%, 86%)
CMYK	cmyk(63%, 0%, 37%, 14.1%)
CIE-LAB	lab(78.60, -55.26, 29.10)
CIE-LCH	lch(78.60, 62.45, 152.23°)
OKLab	oklab(79.66% -0.1496 0.0728)
OKLCH	oklch(79.66% 0.166 154)
XYZ	xyz(33.3095, 54.2439, 32.7545)
Luminance	0.5425 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DB8A #DB51A2

analogous

#5DDB51 #51DB8A #51DBCF

triadic

#51DB8A #8A51DB #DB8A51

tetradic

#51DB8A #515DDB #DB51A2 #DBCF51

square

#51DB8A #515DDB #DB51A2 #DBCF51

split-complementary

#51DB8A #CF51DB #DB515D

monochromatic

#1E934F #29C66A #51DB8A #84E5AC #B6F0CE

Accessibility & contrast

On white

1.77

#51DB8A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.85

#51DB8A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DB8A

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DB8A	#FFFFFF	#000000	##000000
##51DB8A	1.00	1.77	11.85	11.85
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.85	21.00	1.00	1.00
##000000	11.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBCA85

Deuteranopia (green-blind)

#C9BD8F

Tritanopia (blue-blind)

#0BD9C6

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51db8a;
/* rgb */ color: rgb(81, 219, 138);
/* oklch */ color: oklch(79.7% 0.166 154.0);

Tailwind

colors: {
  custom: {
    50: '#8fe7ad',
    500: '#51db8a',
    950: '#000000',
  },
}

SCSS

$custom: #51db8a;
$custom-light: #8fe7ad;
$custom-dark: #000000;

JSON

{
  "hex": "#51db8a",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 138
  },
  "hsl": {
    "h": 144.783,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.79656,
    "c": 0.16636,
    "h": 154
  },
  "luminance": 0.54247
}

Semantic roles & 50–950 ramp

primary

#51DB8A

secondary

#983870

accent

#3FA3E9

background

#FCFEFD

surface

#F5FDF7

border

#CFD5D0

text

#0E1610

muted

#7F8481

Preview Lab

Preview with #51DB8A

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

Preview Lab → · Contrast checker → · Palette generator →