#51E649#51E649

#51E649 is a light, highly saturated green. Relative luminance 0.588; OKLCH L 81.5% C 0.233 H 142.4°. Best body text is #000000 at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#51E649
RGB	rgb(81, 230, 73)
HSL	hsl(117, 76%, 59%)
HSV	hsv(117, 68%, 90%)
CMYK	cmyk(64.8%, 0%, 68.3%, 9.8%)
CIE-LAB	lab(81.19, -67.90, 62.21)
CIE-LCH	lch(81.19, 92.09, 137.51°)
OKLab	oklab(81.54% -0.1848 0.1424)
OKLCH	oklch(81.54% 0.233 142.4)
XYZ	xyz(32.8909, 58.8206, 15.9222)
Luminance	0.5882 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E649 #DE49E6

analogous

#9FE649 #51E649 #49E690

triadic

#51E649 #4951E6 #E64951

tetradic

#51E649 #499FE6 #DE49E6 #E69049

square

#51E649 #499FE6 #DE49E6 #E69049

split-complementary

#51E649 #9049E6 #E6499F

monochromatic

#1D9F16 #27D51D #51E649 #84ED7F #B8F5B5

Accessibility & contrast

On white

1.65

#51E649 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.76

#51E649 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E649

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E649	#FFFFFF	#000000	##000000
##51E649	1.00	1.65	12.76	12.76
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.76	21.00	1.00	1.00
##000000	12.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBD132

Deuteranopia (green-blind)

#D9C558

Tritanopia (blue-blind)

#31DFC6

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #51e649;
/* rgb */ color: rgb(81, 230, 73);
/* oklch */ color: oklch(81.5% 0.233 142.4);

Tailwind

colors: {
  custom: {
    50: '#93ef83',
    500: '#51e649',
    950: '#000000',
  },
}

SCSS

$custom: #51e649;
$custom-light: #93ef83;
$custom-dark: #000000;

JSON

{
  "hex": "#51e649",
  "rgb": {
    "r": 81,
    "g": 230,
    "b": 73
  },
  "hsl": {
    "h": 116.943,
    "s": 75.845,
    "l": 59.412
  },
  "oklch": {
    "l": 0.81542,
    "c": 0.23328,
    "h": 142.4
  },
  "luminance": 0.58824
}

Semantic roles & 50–950 ramp

primary

#51E649

secondary

#9C32A2

accent

#35F2E9

background

#FCFFFB

surface

#F5FEF2

border

#CFD6CC

text

#0F170B

muted

#80857E

Preview Lab

Preview with #51E649

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

Preview Lab → · Contrast checker → · Palette generator →