#51D44B#51D44B

#51D44B is a light, highly saturated green. Relative luminance 0.493; OKLCH L 77.0% C 0.211 H 142.5°. Best body text is #000000 at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#51D44B
RGB	rgb(81, 212, 75)
HSL	hsl(117, 61%, 56%)
HSV	hsv(117, 65%, 83%)
CMYK	cmyk(61.8%, 0%, 64.6%, 16.9%)
CIE-LAB	lab(75.66, -61.60, 55.46)
CIE-LCH	lch(75.66, 82.88, 138.00°)
OKLab	oklab(76.97% -0.1676 0.1284)
OKLCH	oklch(76.97% 0.211 142.5)
XYZ	xyz(28.2053, 49.3416, 14.6927)
Luminance	0.4934 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D44B #CE4BD4

analogous

#96D44B #51D44B #4BD48A

triadic

#51D44B #4B51D4 #D44B51

tetradic

#51D44B #4B96D4 #CE4BD4 #D48A4B

square

#51D44B #4B96D4 #CE4BD4 #D48A4B

split-complementary

#51D44B #8A4BD4 #D44B96

monochromatic

#248520 #32B62C #51D44B #81E07C #B1ECAE

Accessibility & contrast

On white

1.93

#51D44B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.87

#51D44B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D44B

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D44B	#FFFFFF	#000000	##000000
##51D44B	1.00	1.93	10.87	10.87
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.87	21.00	1.00	1.00
##000000	10.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C13A

Deuteranopia (green-blind)

#C8B657

Tritanopia (blue-blind)

#38CEB8

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #51d44b;
/* rgb */ color: rgb(81, 212, 75);
/* oklch */ color: oklch(77.0% 0.211 142.5);

Tailwind

colors: {
  custom: {
    50: '#90e283',
    500: '#51d44b',
    950: '#000000',
  },
}

SCSS

$custom: #51d44b;
$custom-light: #90e283;
$custom-dark: #000000;

JSON

{
  "hex": "#51d44b",
  "rgb": {
    "r": 81,
    "g": 212,
    "b": 75
  },
  "hsl": {
    "h": 117.372,
    "s": 61.435,
    "l": 56.275
  },
  "oklch": {
    "l": 0.76974,
    "c": 0.21114,
    "h": 142.5
  },
  "luminance": 0.49344
}

Semantic roles & 50–950 ramp

primary

#51D44B

secondary

#D7A1DA

accent

#43E5DD

background

#F9FEF8

surface

#F2FCEF

border

#CCD5CA

text

#0E150B

muted

#7E847C

Preview Lab

Preview with #51D44B

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

Preview Lab → · Contrast checker → · Palette generator →