#51ED4A#51ED4A

#51ED4A is a very light, highly saturated green. Relative luminance 0.628; OKLCH L 83.3% C 0.240 H 142.5°. Best body text is #000000 at 13.56:1 contrast (WCAG AA passes).

Color values

HEX	#51ED4A
RGB	rgb(81, 237, 74)
HSL	hsl(117, 82%, 61%)
HSV	hsv(117, 69%, 93%)
CMYK	cmyk(65.8%, 0%, 68.8%, 7.1%)
CIE-LAB	lab(83.34, -70.12, 64.09)
CIE-LCH	lch(83.34, 94.99, 137.57°)
OKLab	oklab(83.32% -0.1907 0.1465)
OKLCH	oklch(83.32% 0.24 142.5)
XYZ	xyz(34.9116, 62.8085, 16.7606)
Luminance	0.6281 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51ED4A #E64AED

analogous

#A2ED4A #51ED4A #4AED94

triadic

#51ED4A #4A51ED #ED4A51

tetradic

#51ED4A #4AA2ED #E64AED #ED944A

square

#51ED4A #4AA2ED #E64AED #ED944A

split-complementary

#51ED4A #944AED #ED4AA2

monochromatic

#18AC11 #1FE317 #51ED4A #87F382 #BCF8B9

Accessibility & contrast

On white

1.55

#51ED4A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.56

#51ED4A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51ED4A

13.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51ED4A	#FFFFFF	#000000	##000000
##51ED4A	1.00	1.55	13.56	13.56
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.56	21.00	1.00	1.00
##000000	13.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D731

Deuteranopia (green-blind)

#E0CB5A

Tritanopia (blue-blind)

#2DE6CC

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #51ed4a;
/* rgb */ color: rgb(81, 237, 74);
/* oklch */ color: oklch(83.3% 0.240 142.5);

Tailwind

colors: {
  custom: {
    50: '#95f485',
    500: '#51ed4a',
    950: '#000000',
  },
}

SCSS

$custom: #51ed4a;
$custom-light: #95f485;
$custom-dark: #000000;

JSON

{
  "hex": "#51ed4a",
  "rgb": {
    "r": 81,
    "g": 237,
    "b": 74
  },
  "hsl": {
    "h": 117.423,
    "s": 81.91,
    "l": 60.98
  },
  "oklch": {
    "l": 0.83324,
    "c": 0.24048,
    "h": 142.5
  },
  "luminance": 0.62812
}

Semantic roles & 50–950 ramp

primary

#51ED4A

secondary

#A72FAC

accent

#07DED5

background

#FCFFFC

surface

#F5FEF3

border

#CFD6CD

text

#0F170C

muted

#80857F

Preview Lab

Preview with #51ED4A

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

Preview Lab → · Contrast checker → · Palette generator →