#51D745#51D745

#51D745 is a light, highly saturated green. Relative luminance 0.508; OKLCH L 77.7% C 0.219 H 141.9°. Best body text is #000000 at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#51D745
RGB	rgb(81, 215, 69)
HSL	hsl(115, 65%, 56%)
HSV	hsv(115, 68%, 84%)
CMYK	cmyk(62.3%, 0%, 67.9%, 15.7%)
CIE-LAB	lab(76.54, -63.19, 58.82)
CIE-LCH	lch(76.54, 86.33, 137.05°)
OKLab	oklab(77.69% -0.1722 0.1348)
OKLCH	oklch(77.69% 0.219 141.9)
XYZ	xyz(28.7664, 50.7771, 13.9141)
Luminance	0.5078 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D745 #CB45D7

analogous

#9AD745 #51D745 #45D782

triadic

#51D745 #4551D7 #D74551

tetradic

#51D745 #459AD7 #CB45D7 #D78245

square

#51D745 #459AD7 #CB45D7 #D78245

split-complementary

#51D745 #8245D7 #D7459A

monochromatic

#25851D #33B727 #51D745 #80E277 #AFEDAA

Accessibility & contrast

On white

1.88

#51D745 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.16

#51D745 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D745

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D745	#FFFFFF	#000000	##000000
##51D745	1.00	1.88	11.16	11.16
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.16	21.00	1.00	1.00
##000000	11.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC430

Deuteranopia (green-blind)

#CCB953

Tritanopia (blue-blind)

#39D1BA

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #51d745;
/* rgb */ color: rgb(81, 215, 69);
/* oklch */ color: oklch(77.7% 0.219 141.9);

Tailwind

colors: {
  custom: {
    50: '#91e480',
    500: '#51d745',
    950: '#000000',
  },
}

SCSS

$custom: #51d745;
$custom-light: #91e480;
$custom-dark: #000000;

JSON

{
  "hex": "#51d745",
  "rgb": {
    "r": 81,
    "g": 215,
    "b": 69
  },
  "hsl": {
    "h": 115.068,
    "s": 64.602,
    "l": 55.686
  },
  "oklch": {
    "l": 0.77686,
    "c": 0.21874,
    "h": 141.9
  },
  "luminance": 0.5078
}

Semantic roles & 50–950 ramp

primary

#51D745

secondary

#84358C

accent

#40E8DA

background

#FCFEFB

surface

#F5FCF2

border

#CFD5CC

text

#0E160B

muted

#7F847E

Preview Lab

Preview with #51D745

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

Preview Lab → · Contrast checker → · Palette generator →