#51DB45#51DB45

#51DB45 is a light, highly saturated green. Relative luminance 0.528; OKLCH L 78.7% C 0.223 H 142.0°. Best body text is #000000 at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#51DB45
RGB	rgb(81, 219, 69)
HSL	hsl(115, 68%, 56%)
HSV	hsv(115, 68%, 86%)
CMYK	cmyk(63%, 0%, 68.5%, 14.1%)
CIE-LAB	lab(77.78, -64.56, 60.13)
CIE-LCH	lch(77.78, 88.22, 137.04°)
OKLab	oklab(78.71% -0.1759 0.1376)
OKLCH	oklch(78.71% 0.223 142)
XYZ	xyz(29.7974, 52.8391, 14.2577)
Luminance	0.5284 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DB45 #CF45DB

analogous

#9CDB45 #51DB45 #45DB84

triadic

#51DB45 #4551DB #DB4551

tetradic

#51DB45 #459CDB #CF45DB #DB8445

square

#51DB45 #459CDB #CF45DB #DB8445

split-complementary

#51DB45 #8445DB #DB459C

monochromatic

#248B1B #31BE25 #51DB45 #81E578 #B1EFAC

Accessibility & contrast

On white

1.82

#51DB45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.57

#51DB45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DB45

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DB45	#FFFFFF	#000000	##000000
##51DB45	1.00	1.82	11.57	11.57
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.57	21.00	1.00	1.00
##000000	11.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C72F

Deuteranopia (green-blind)

#CFBC53

Tritanopia (blue-blind)

#37D4BD

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #51db45;
/* rgb */ color: rgb(81, 219, 69);
/* oklch */ color: oklch(78.7% 0.223 142.0);

Tailwind

colors: {
  custom: {
    50: '#92e780',
    500: '#51db45',
    950: '#000000',
  },
}

SCSS

$custom: #51db45;
$custom-light: #92e780;
$custom-dark: #000000;

JSON

{
  "hex": "#51db45",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 69
  },
  "hsl": {
    "h": 115.2,
    "s": 67.568,
    "l": 56.471
  },
  "oklch": {
    "l": 0.78708,
    "c": 0.22334,
    "h": 142
  },
  "luminance": 0.52842
}

Semantic roles & 50–950 ramp

primary

#51DB45

secondary

#893491

accent

#3DEADD

background

#FCFEFB

surface

#F5FDF2

border

#CFD5CC

text

#0E160B

muted

#7F847E

Preview Lab

Preview with #51DB45

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

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