#51BF27#51BF27

#51BF27 is a light, highly saturated green. Relative luminance 0.392; OKLCH L 71.3% C 0.208 H 139.0°. Best body text is #000000 at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#51BF27
RGB	rgb(81, 191, 39)
HSL	hsl(103, 66%, 45%)
HSV	hsv(103, 80%, 75%)
CMYK	cmyk(57.6%, 0%, 79.6%, 25.1%)
CIE-LAB	lab(68.86, -57.00, 61.53)
CIE-LCH	lch(68.86, 83.87, 132.81°)
OKLab	oklab(71.28% -0.1571 0.1366)
OKLCH	oklch(71.28% 0.208 139)
XYZ	xyz(22.3894, 39.1555, 8.2970)
Luminance	0.3916 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BF27 #9527BF

analogous

#9DBF27 #51BF27 #27BF49

triadic

#51BF27 #2751BF #BF2751

tetradic

#51BF27 #279DBF #9527BF #BF4927

square

#51BF27 #279DBF #9527BF #BF4927

split-complementary

#51BF27 #4927BF #BF279D

monochromatic

#265912 #3B8C1D #51BF27 #71DA49 #99E47C

Accessibility & contrast

On white

2.38

#51BF27 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.83

#51BF27 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BF27

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BF27	#FFFFFF	#000000	##000000
##51BF27	1.00	2.38	8.83	8.83
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.83	21.00	1.00	1.00
##000000	8.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5AE00

Deuteranopia (green-blind)

#B7A539

Tritanopia (blue-blind)

#45B8A3

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #51bf27;
/* rgb */ color: rgb(81, 191, 39);
/* oklch */ color: oklch(71.3% 0.208 139.0);

Tailwind

colors: {
  custom: {
    50: '#8ed36e',
    500: '#51bf27',
    950: '#000000',
  },
}

SCSS

$custom: #51bf27;
$custom-light: #8ed36e;
$custom-dark: #000000;

JSON

{
  "hex": "#51bf27",
  "rgb": {
    "r": 81,
    "g": 191,
    "b": 39
  },
  "hsl": {
    "h": 103.421,
    "s": 66.087,
    "l": 45.098
  },
  "oklch": {
    "l": 0.71278,
    "c": 0.20817,
    "h": 139
  },
  "luminance": 0.39157
}

Semantic roles & 50–950 ramp

primary

#51BF27

secondary

#B475CC

accent

#3FE9BA

background

#F9FDF7

surface

#F2FAED

border

#CCD3C8

text

#0E1408

muted

#7E837B

Preview Lab

Preview with #51BF27

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

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