#51EC55#51EC55

#51EC55 is a very light, highly saturated green. Relative luminance 0.624; OKLCH L 83.2% C 0.232 H 143.5°. Best body text is #000000 at 13.48:1 contrast (WCAG AA passes).

Color values

HEX	#51EC55
RGB	rgb(81, 236, 85)
HSL	hsl(122, 80%, 62%)
HSV	hsv(122, 66%, 93%)
CMYK	cmyk(65.7%, 0%, 64%, 7.5%)
CIE-LAB	lab(83.12, -68.78, 59.55)
CIE-LCH	lch(83.12, 90.98, 139.11°)
OKLab	oklab(83.17% -0.1866 0.1381)
OKLCH	oklch(83.17% 0.232 143.5)
XYZ	xyz(35.0264, 62.3925, 18.7896)
Luminance	0.6240 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51EC55 #EC51E8

analogous

#9BEC51 #51EC55 #51ECA2

triadic

#51EC55 #5551EC #EC5551

tetradic

#51EC55 #519BEC #EC51E8 #ECA251

square

#51EC55 #519BEC #EC51E8 #ECA251

split-complementary

#51EC55 #A251EC #EC519B

monochromatic

#13AF17 #1AE61F #51EC55 #88F28B #BFF8C1

Accessibility & contrast

On white

1.56

#51EC55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.48

#51EC55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51EC55

13.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51EC55	#FFFFFF	#000000	##000000
##51EC55	1.00	1.56	13.48	13.48
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.48	21.00	1.00	1.00
##000000	13.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D742

Deuteranopia (green-blind)

#DECA62

Tritanopia (blue-blind)

#2AE6CD

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #51ec55;
/* rgb */ color: rgb(81, 236, 85);
/* oklch */ color: oklch(83.2% 0.232 143.5);

Tailwind

colors: {
  custom: {
    50: '#94f38b',
    500: '#51ec55',
    950: '#000000',
  },
}

SCSS

$custom: #51ec55;
$custom-light: #94f38b;
$custom-dark: #000000;

JSON

{
  "hex": "#51ec55",
  "rgb": {
    "r": 81,
    "g": 236,
    "b": 85
  },
  "hsl": {
    "h": 121.548,
    "s": 80.311,
    "l": 62.157
  },
  "oklch": {
    "l": 0.83169,
    "c": 0.23213,
    "h": 143.5
  },
  "luminance": 0.62396
}

Semantic roles & 50–950 ramp

primary

#51EC55

secondary

#B031AD

accent

#09D7DD

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0F170C

muted

#80857F

Preview Lab

Preview with #51EC55

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

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