#51E354#51E354

#51E354 is a light, highly saturated green. Relative luminance 0.573; OKLCH L 80.9% C 0.222 H 143.5°. Best body text is #000000 at 12.47:1 contrast (WCAG AA passes).

Color values

HEX	#51E354
RGB	rgb(81, 227, 84)
HSL	hsl(121, 72%, 60%)
HSV	hsv(121, 64%, 89%)
CMYK	cmyk(64.3%, 0%, 63%, 11%)
CIE-LAB	lab(80.36, -65.86, 56.91)
CIE-LCH	lch(80.36, 87.04, 139.17°)
OKLab	oklab(80.88% -0.1787 0.1324)
OKLCH	oklch(80.88% 0.222 143.5)
XYZ	xyz(32.4607, 57.3243, 17.7398)
Luminance	0.5733 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E354 #E351E0

analogous

#97E351 #51E354 #51E39D

triadic

#51E354 #5451E3 #E35451

tetradic

#51E354 #5197E3 #E351E0 #E39D51

square

#51E354 #5197E3 #E351E0 #E39D51

split-complementary

#51E354 #9D51E3 #E35197

monochromatic

#1AA01C #22D526 #51E354 #86EB88 #BAF4BC

Accessibility & contrast

On white

1.68

#51E354 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.47

#51E354 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E354

12.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E354	#FFFFFF	#000000	##000000
##51E354	1.00	1.68	12.47	12.47
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.47	21.00	1.00	1.00
##000000	12.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CF43

Deuteranopia (green-blind)

#D6C360

Tritanopia (blue-blind)

#2FDDC5

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #51e354;
/* rgb */ color: rgb(81, 227, 84);
/* oklch */ color: oklch(80.9% 0.222 143.5);

Tailwind

colors: {
  custom: {
    50: '#92ed89',
    500: '#51e354',
    950: '#000000',
  },
}

SCSS

$custom: #51e354;
$custom-light: #92ed89;
$custom-dark: #000000;

JSON

{
  "hex": "#51e354",
  "rgb": {
    "r": 81,
    "g": 227,
    "b": 84
  },
  "hsl": {
    "h": 121.233,
    "s": 72.277,
    "l": 60.392
  },
  "oklch": {
    "l": 0.80883,
    "c": 0.22241,
    "h": 143.5
  },
  "luminance": 0.57328
}

Semantic roles & 50–950 ramp

primary

#51E354

secondary

#A335A1

accent

#11D0D4

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E160C

muted

#7F857F

Preview Lab

Preview with #51E354

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

Preview Lab → · Contrast checker → · Palette generator →