#51EC4F#51EC4F

#51EC4F is a very light, highly saturated green. Relative luminance 0.623; OKLCH L 83.1% C 0.236 H 142.9°. Best body text is #000000 at 13.46:1 contrast (WCAG AA passes).

Color values

HEX	#51EC4F
RGB	rgb(81, 236, 79)
HSL	hsl(119, 81%, 62%)
HSV	hsv(119, 67%, 93%)
CMYK	cmyk(65.7%, 0%, 66.5%, 7.5%)
CIE-LAB	lab(83.07, -69.35, 61.90)
CIE-LCH	lch(83.07, 92.95, 138.25°)
OKLab	oklab(83.11% -0.1884 0.1424)
OKLCH	oklch(83.11% 0.236 142.9)
XYZ	xyz(34.7980, 62.3011, 17.5871)
Luminance	0.6230 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51EC4F #EA4FEC

analogous

#9FEC4F #51EC4F #4FEC9C

triadic

#51EC4F #4F51EC #EC4F51

tetradic

#51EC4F #4F9FEC #EA4FEC #EC9C4F

square

#51EC4F #4F9FEC #EA4FEC #EC9C4F

split-complementary

#51EC4F #9C4FEC #EC4F9F

monochromatic

#15AE13 #1BE519 #51EC4F #88F286 #BEF8BD

Accessibility & contrast

On white

1.56

#51EC4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.46

#51EC4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51EC4F

13.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51EC4F	#FFFFFF	#000000	##000000
##51EC4F	1.00	1.56	13.46	13.46
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.46	21.00	1.00	1.00
##000000	13.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D739

Deuteranopia (green-blind)

#DFCA5E

Tritanopia (blue-blind)

#2CE5CC

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #51ec4f;
/* rgb */ color: rgb(81, 236, 79);
/* oklch */ color: oklch(83.1% 0.236 142.9);

Tailwind

colors: {
  custom: {
    50: '#94f387',
    500: '#51ec4f',
    950: '#000000',
  },
}

SCSS

$custom: #51ec4f;
$custom-light: #94f387;
$custom-dark: #000000;

JSON

{
  "hex": "#51ec4f",
  "rgb": {
    "r": 81,
    "g": 236,
    "b": 79
  },
  "hsl": {
    "h": 119.236,
    "s": 80.513,
    "l": 61.765
  },
  "oklch": {
    "l": 0.83114,
    "c": 0.23619,
    "h": 142.9
  },
  "luminance": 0.62305
}

Semantic roles & 50–950 ramp

primary

#51EC4F

secondary

#AD31AE

accent

#09DDDA

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0F170C

muted

#80857F

Preview Lab

Preview with #51EC4F

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

Preview Lab → · Contrast checker → · Palette generator →