#51D94B#51D94B

#51D94B is a light, highly saturated green. Relative luminance 0.519; OKLCH L 78.3% C 0.217 H 142.5°. Best body text is #000000 at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#51D94B
RGB	rgb(81, 217, 75)
HSL	hsl(117, 65%, 57%)
HSV	hsv(117, 65%, 85%)
CMYK	cmyk(62.7%, 0%, 65.4%, 14.9%)
CIE-LAB	lab(77.21, -63.33, 57.15)
CIE-LCH	lch(77.21, 85.30, 137.94°)
OKLab	oklab(78.25% -0.1723 0.132)
OKLCH	oklch(78.25% 0.217 142.5)
XYZ	xyz(29.4746, 51.8801, 15.1158)
Luminance	0.5188 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D94B #D34BD9

analogous

#98D94B #51D94B #4BD98C

triadic

#51D94B #4B51D9 #D94B51

tetradic

#51D94B #4B98D9 #D34BD9 #D98C4B

square

#51D94B #4B98D9 #D34BD9 #D98C4B

split-complementary

#51D94B #8C4BD9 #D94B98

monochromatic

#228C1E #2FBF28 #51D94B #82E47E #B3EEB0

Accessibility & contrast

On white

1.85

#51D94B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.38

#51D94B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D94B

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D94B	#FFFFFF	#000000	##000000
##51D94B	1.00	1.85	11.38	11.38
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.38	21.00	1.00	1.00
##000000	11.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC639

Deuteranopia (green-blind)

#CDBA58

Tritanopia (blue-blind)

#36D3BC

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51d94b;
/* rgb */ color: rgb(81, 217, 75);
/* oklch */ color: oklch(78.3% 0.217 142.5);

Tailwind

colors: {
  custom: {
    50: '#91e683',
    500: '#51d94b',
    950: '#000000',
  },
}

SCSS

$custom: #51d94b;
$custom-light: #91e683;
$custom-dark: #000000;

JSON

{
  "hex": "#51d94b",
  "rgb": {
    "r": 81,
    "g": 217,
    "b": 75
  },
  "hsl": {
    "h": 117.465,
    "s": 65.138,
    "l": 57.255
  },
  "oklch": {
    "l": 0.78251,
    "c": 0.21704,
    "h": 142.5
  },
  "luminance": 0.51883
}

Semantic roles & 50–950 ramp

primary

#51D94B

secondary

#8E3692

accent

#40E8E1

background

#FCFEFB

surface

#F5FCF2

border

#CFD5CC

text

#0E160B

muted

#7F847E

Preview Lab

Preview with #51D94B

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

Preview Lab → · Contrast checker → · Palette generator →