#51E04E#51E04E

#51E04E is a light, highly saturated green. Relative luminance 0.556; OKLCH L 80.1% C 0.223 H 142.9°. Best body text is #000000 at 12.12:1 contrast (WCAG AA passes).

Color values

HEX	#51E04E
RGB	rgb(81, 224, 78)
HSL	hsl(119, 70%, 59%)
HSV	hsv(119, 65%, 88%)
CMYK	cmyk(63.8%, 0%, 65.2%, 12.2%)
CIE-LAB	lab(79.39, -65.43, 58.31)
CIE-LCH	lch(79.39, 87.64, 138.30°)
OKLab	oklab(80.06% -0.1778 0.1348)
OKLCH	oklch(80.06% 0.223 142.9)
XYZ	xyz(31.4223, 55.6075, 16.2836)
Luminance	0.5561 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E04E #DD4EE0

analogous

#9AE04E #51E04E #4EE094

triadic

#51E04E #4E51E0 #E04E51

tetradic

#51E04E #4E9AE0 #DD4EE0 #E0944E

square

#51E04E #4E9AE0 #DD4EE0 #E0944E

split-complementary

#51E04E #944EE0 #E04E9A

monochromatic

#1D991B #27CD24 #51E04E #84E982 #B7F2B6

Accessibility & contrast

On white

1.73

#51E04E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.12

#51E04E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E04E

12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E04E	#FFFFFF	#000000	##000000
##51E04E	1.00	1.73	12.12	12.12
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.12	21.00	1.00	1.00
##000000	12.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CC3B

Deuteranopia (green-blind)

#D3C05B

Tritanopia (blue-blind)

#32DAC2

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51e04e;
/* rgb */ color: rgb(81, 224, 78);
/* oklch */ color: oklch(80.1% 0.223 142.9);

Tailwind

colors: {
  custom: {
    50: '#92eb86',
    500: '#51e04e',
    950: '#000000',
  },
}

SCSS

$custom: #51e04e;
$custom-light: #92eb86;
$custom-dark: #000000;

JSON

{
  "hex": "#51e04e",
  "rgb": {
    "r": 81,
    "g": 224,
    "b": 78
  },
  "hsl": {
    "h": 118.767,
    "s": 70.192,
    "l": 59.216
  },
  "oklch": {
    "l": 0.80063,
    "c": 0.22313,
    "h": 142.9
  },
  "luminance": 0.55611
}

Semantic roles & 50–950 ramp

primary

#51E04E

secondary

#9B359D

accent

#3BEDE9

background

#FCFFFC

surface

#F5FEF3

border

#CFD6CD

text

#0E160C

muted

#7F857F

Preview Lab

Preview with #51E04E

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

Preview Lab → · Contrast checker → · Palette generator →