#51F28A#51F28A

#51F28A is a very light, vivid green. Relative luminance 0.671; OKLCH L 85.4% C 0.196 H 151.3°. Best body text is #000000 at 14.42:1 contrast (WCAG AA passes).

Color values

HEX	#51F28A
RGB	rgb(81, 242, 138)
HSL	hsl(141, 86%, 63%)
HSV	hsv(141, 67%, 95%)
CMYK	cmyk(66.5%, 0%, 43%, 5.1%)
CIE-LAB	lab(85.55, -63.85, 38.21)
CIE-LCH	lch(85.55, 74.41, 149.10°)
OKLab	oklab(85.37% -0.1722 0.0942)
OKLCH	oklch(85.37% 0.196 151.3)
XYZ	xyz(39.7297, 67.0843, 34.8946)
Luminance	0.6709 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51F28A #F251B9

analogous

#68F251 #51F28A #51F2DA

triadic

#51F28A #8A51F2 #F28A51

tetradic

#51F28A #5168F2 #F251B9 #F2DA51

square

#51F28A #5168F2 #F251B9 #F2DA51

split-complementary

#51F28A #DA51F2 #F25168

monochromatic

#0EBB4B #18EE64 #51F28A #8AF6B0 #C3FBD7

Accessibility & contrast

On white

1.46

#51F28A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.42

#51F28A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F28A

14.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51F28A	#FFFFFF	#000000	##000000
##51F28A	1.00	1.46	14.42	14.42
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.42	21.00	1.00	1.00
##000000	14.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3DE82

Deuteranopia (green-blind)

#DFD091

Tritanopia (blue-blind)

#00EED9

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #51f28a;
/* rgb */ color: rgb(81, 242, 138);
/* oklch */ color: oklch(85.4% 0.196 151.3);

Tailwind

colors: {
  custom: {
    50: '#93f7ad',
    500: '#51f28a',
    950: '#000000',
  },
}

SCSS

$custom: #51f28a;
$custom-light: #93f7ad;
$custom-dark: #000000;

JSON

{
  "hex": "#51f28a",
  "rgb": {
    "r": 81,
    "g": 242,
    "b": 138
  },
  "hsl": {
    "h": 141.242,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.8537,
    "c": 0.19626,
    "h": 151.3
  },
  "luminance": 0.67089
}

Semantic roles & 50–950 ramp

primary

#51F28A

secondary

#B92E88

accent

#0393E3

background

#FCFFFD

surface

#F5FFF7

border

#CFD7D0

text

#0F1710

muted

#808581

Preview Lab

Preview with #51F28A

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

Preview Lab → · Contrast checker → · Palette generator →