#51AE27#51AE27

#51AE27 is a light, vivid green. Relative luminance 0.322; OKLCH L 66.8% C 0.189 H 138.1°. Best body text is #000000 at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#51AE27
RGB	rgb(81, 174, 39)
HSL	hsl(101, 63%, 42%)
HSV	hsv(101, 78%, 68%)
CMYK	cmyk(53.4%, 0%, 77.6%, 31.8%)
CIE-LAB	lab(63.48, -50.77, 56.41)
CIE-LCH	lch(63.48, 75.90, 131.99°)
OKLab	oklab(66.83% -0.1404 0.1259)
OKLCH	oklch(66.83% 0.189 138.1)
XYZ	xyz(18.8949, 32.1664, 7.1321)
Luminance	0.3217 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51AE27 #8427AE

analogous

#95AE27 #51AE27 #27AE40

triadic

#51AE27 #2751AE #AE2751

tetradic

#51AE27 #2795AE #8427AE #AE4027

square

#51AE27 #2795AE #8427AE #AE4027

split-complementary

#51AE27 #4027AE #AE2795

monochromatic

#224A11 #3A7C1C #51AE27 #6DD43E #93DF70

Accessibility & contrast

On white

2.83

#51AE27 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.43

#51AE27 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AE27

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51AE27	#FFFFFF	#000000	##000000
##51AE27	1.00	2.83	7.43	7.43
#FFFFFF	2.83	1.00	21.00	21.00
#000000	7.43	21.00	1.00	1.00
##000000	7.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B49E02

Deuteranopia (green-blind)

#A89736

Tritanopia (blue-blind)

#49A895

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #51ae27;
/* rgb */ color: rgb(81, 174, 39);
/* oklch */ color: oklch(66.8% 0.189 138.1);

Tailwind

colors: {
  custom: {
    50: '#8bc76c',
    500: '#51ae27',
    950: '#000000',
  },
}

SCSS

$custom: #51ae27;
$custom-light: #8bc76c;
$custom-dark: #000000;

JSON

{
  "hex": "#51ae27",
  "rgb": {
    "r": 81,
    "g": 174,
    "b": 39
  },
  "hsl": {
    "h": 101.333,
    "s": 63.38,
    "l": 41.765
  },
  "oklch": {
    "l": 0.66835,
    "c": 0.18856,
    "h": 138.1
  },
  "luminance": 0.32168
}

Semantic roles & 50–950 ramp

primary

#51AE27

secondary

#AA6BC6

accent

#41E6B3

background

#F9FCF6

surface

#F1F8EC

border

#CBD1C7

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #51AE27

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

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