#51EF73#51EF73

#51EF73 is a very light, highly saturated green. Relative luminance 0.647; OKLCH L 84.3% C 0.212 H 147.3°. Best body text is #000000 at 13.94:1 contrast (WCAG AA passes).

Color values

HEX	#51EF73
RGB	rgb(81, 239, 115)
HSL	hsl(133, 83%, 63%)
HSV	hsv(133, 66%, 94%)
CMYK	cmyk(66.1%, 0%, 51.9%, 6.3%)
CIE-LAB	lab(84.34, -66.25, 47.75)
CIE-LCH	lch(84.34, 81.67, 144.22°)
OKLab	oklab(84.27% -0.1787 0.1149)
OKLCH	oklch(84.27% 0.212 147.3)
XYZ	xyz(37.3517, 64.7162, 26.7393)
Luminance	0.6472 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51EF73 #EF51CD

analogous

#7EEF51 #51EF73 #51EFC2

triadic

#51EF73 #7351EF #EF7351

tetradic

#51EF73 #517EEF #EF51CD #EFC251

square

#51EF73 #517EEF #EF51CD #EFC251

split-complementary

#51EF73 #C251EF #EF517E

monochromatic

#11B534 #19EA46 #51EF73 #89F4A0 #C1F9CD

Accessibility & contrast

On white

1.51

#51EF73 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.94

#51EF73 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51EF73

13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51EF73	#FFFFFF	#000000	##000000
##51EF73	1.00	1.51	13.94	13.94
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.94	21.00	1.00	1.00
##000000	13.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2DB68

Deuteranopia (green-blind)

#DECD7C

Tritanopia (blue-blind)

#13EAD3

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #51ef73;
/* rgb */ color: rgb(81, 239, 115);
/* oklch */ color: oklch(84.3% 0.212 147.3);

Tailwind

colors: {
  custom: {
    50: '#93f59e',
    500: '#51ef73',
    950: '#000000',
  },
}

SCSS

$custom: #51ef73;
$custom-light: #93f59e;
$custom-dark: #000000;

JSON

{
  "hex": "#51ef73",
  "rgb": {
    "r": 81,
    "g": 239,
    "b": 115
  },
  "hsl": {
    "h": 132.911,
    "s": 83.158,
    "l": 62.745
  },
  "oklch": {
    "l": 0.84273,
    "c": 0.21245,
    "h": 147.3
  },
  "luminance": 0.6472
}

Semantic roles & 50–950 ramp

primary

#51EF73

secondary

#B53098

accent

#06B1E0

background

#FCFFFC

surface

#F5FFF5

border

#CFD7CF

text

#0F170E

muted

#80857F

Preview Lab

Preview with #51EF73

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

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