#51ED4E#51ED4E

#51ED4E is a very light, highly saturated green. Relative luminance 0.629; OKLCH L 83.4% C 0.238 H 142.8°. Best body text is #000000 at 13.57:1 contrast (WCAG AA passes).

Color values

HEX	#51ED4E
RGB	rgb(81, 237, 78)
HSL	hsl(119, 82%, 62%)
HSV	hsv(119, 67%, 93%)
CMYK	cmyk(65.8%, 0%, 67.1%, 7.1%)
CIE-LAB	lab(83.37, -69.77, 62.60)
CIE-LCH	lch(83.37, 93.74, 138.10°)
OKLab	oklab(83.36% -0.1896 0.1438)
OKLCH	oklch(83.36% 0.238 142.8)
XYZ	xyz(35.0506, 62.8641, 17.4931)
Luminance	0.6287 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51ED4E #EA4EED

analogous

#A1ED4E #51ED4E #4EED9B

triadic

#51ED4E #4E51ED #ED4E51

tetradic

#51ED4E #4EA1ED #EA4EED #ED9B4E

square

#51ED4E #4EA1ED #EA4EED #ED9B4E

split-complementary

#51ED4E #9B4EED #ED4EA1

monochromatic

#15AF12 #1BE617 #51ED4E #88F386 #BEF8BD

Accessibility & contrast

On white

1.55

#51ED4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.57

#51ED4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51ED4E

13.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51ED4E	#FFFFFF	#000000	##000000
##51ED4E	1.00	1.55	13.57	13.57
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.57	21.00	1.00	1.00
##000000	13.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D738

Deuteranopia (green-blind)

#E0CB5D

Tritanopia (blue-blind)

#2CE6CD

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #51ed4e;
/* rgb */ color: rgb(81, 237, 78);
/* oklch */ color: oklch(83.4% 0.238 142.8);

Tailwind

colors: {
  custom: {
    50: '#94f487',
    500: '#51ed4e',
    950: '#000000',
  },
}

SCSS

$custom: #51ed4e;
$custom-light: #94f487;
$custom-dark: #000000;

JSON

{
  "hex": "#51ed4e",
  "rgb": {
    "r": 81,
    "g": 237,
    "b": 78
  },
  "hsl": {
    "h": 118.868,
    "s": 81.538,
    "l": 61.765
  },
  "oklch": {
    "l": 0.83358,
    "c": 0.23796,
    "h": 142.8
  },
  "luminance": 0.62868
}

Semantic roles & 50–950 ramp

primary

#51ED4E

secondary

#AD30AF

accent

#08DEDA

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0F170C

muted

#80857F

Preview Lab

Preview with #51ED4E

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

Preview Lab → · Contrast checker → · Palette generator →