#51F27A#51F27A

#51F27A is a very light, highly saturated green. Relative luminance 0.667; OKLCH L 85.1% C 0.210 H 148.3°. Best body text is #000000 at 14.33:1 contrast (WCAG AA passes).

Color values

HEX	#51F27A
RGB	rgb(81, 242, 122)
HSL	hsl(135, 86%, 63%)
HSV	hsv(135, 67%, 95%)
CMYK	cmyk(66.5%, 0%, 49.6%, 5.1%)
CIE-LAB	lab(85.33, -66.32, 45.68)
CIE-LCH	lch(85.33, 80.52, 145.44°)
OKLab	oklab(85.12% -0.1788 0.1106)
OKLCH	oklch(85.12% 0.21 148.3)
XYZ	xyz(38.6554, 66.6546, 29.2370)
Luminance	0.6666 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51F27A #F251C9

analogous

#78F251 #51F27A #51F2CB

triadic

#51F27A #7A51F2 #F27A51

tetradic

#51F27A #5178F2 #F251C9 #F2CB51

square

#51F27A #5178F2 #F251C9 #F2CB51

split-complementary

#51F27A #CB51F2 #F25178

monochromatic

#0EBB3A #18EE4E #51F27A #8AF6A6 #C3FBD1

Accessibility & contrast

On white

1.47

#51F27A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.33

#51F27A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F27A

14.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51F27A	#FFFFFF	#000000	##000000
##51F27A	1.00	1.47	14.33	14.33
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.33	21.00	1.00	1.00
##000000	14.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4DE70

Deuteranopia (green-blind)

#E1D083

Tritanopia (blue-blind)

#01EDD6

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #51f27a;
/* rgb */ color: rgb(81, 242, 122);
/* oklch */ color: oklch(85.1% 0.210 148.3);

Tailwind

colors: {
  custom: {
    50: '#94f7a2',
    500: '#51f27a',
    950: '#000000',
  },
}

SCSS

$custom: #51f27a;
$custom-light: #94f7a2;
$custom-dark: #000000;

JSON

{
  "hex": "#51f27a",
  "rgb": {
    "r": 81,
    "g": 242,
    "b": 122
  },
  "hsl": {
    "h": 135.28,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.8512,
    "c": 0.21022,
    "h": 148.3
  },
  "luminance": 0.66659
}

Semantic roles & 50–950 ramp

primary

#51F27A

secondary

#B92E96

accent

#03AAE3

background

#FCFFFC

surface

#F5FFF5

border

#CFD7CF

text

#0F170F

muted

#808580

Preview Lab

Preview with #51F27A

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

Preview Lab → · Contrast checker → · Palette generator →