#51BD28#51BD28

#51BD28 is a light, highly saturated green. Relative luminance 0.383; OKLCH L 70.8% C 0.205 H 139.0°. Best body text is #000000 at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#51BD28
RGB	rgb(81, 189, 40)
HSL	hsl(103, 65%, 45%)
HSV	hsv(103, 79%, 74%)
CMYK	cmyk(57.1%, 0%, 78.8%, 25.9%)
CIE-LAB	lab(68.24, -56.23, 60.64)
CIE-LCH	lch(68.24, 82.69, 132.84°)
OKLab	oklab(70.76% -0.155 0.1348)
OKLCH	oklch(70.76% 0.205 139)
XYZ	xyz(21.9731, 38.2958, 8.2410)
Luminance	0.3830 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BD28 #9428BD

analogous

#9CBD28 #51BD28 #28BD49

triadic

#51BD28 #2851BD #BD2851

tetradic

#51BD28 #289CBD #9428BD #BD4928

square

#51BD28 #289CBD #9428BD #BD4928

split-complementary

#51BD28 #4928BD #BD289C

monochromatic

#265813 #3B8A1D #51BD28 #71D94A #98E37C

Accessibility & contrast

On white

2.43

#51BD28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.66

#51BD28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BD28

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BD28	#FFFFFF	#000000	##000000
##51BD28	1.00	2.43	8.66	8.66
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.66	21.00	1.00	1.00
##000000	8.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AC00

Deuteranopia (green-blind)

#B5A339

Tritanopia (blue-blind)

#46B6A1

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #51bd28;
/* rgb */ color: rgb(81, 189, 40);
/* oklch */ color: oklch(70.8% 0.205 139.0);

Tailwind

colors: {
  custom: {
    50: '#8ed26e',
    500: '#51bd28',
    950: '#000000',
  },
}

SCSS

$custom: #51bd28;
$custom-light: #8ed26e;
$custom-dark: #000000;

JSON

{
  "hex": "#51bd28",
  "rgb": {
    "r": 81,
    "g": 189,
    "b": 40
  },
  "hsl": {
    "h": 103.49,
    "s": 65.066,
    "l": 44.902
  },
  "oklch": {
    "l": 0.70763,
    "c": 0.20544,
    "h": 139
  },
  "luminance": 0.38298
}

Semantic roles & 50–950 ramp

primary

#51BD28

secondary

#B475CB

accent

#40E8BA

background

#F9FDF7

surface

#F2FAED

border

#CCD3C8

text

#0D1408

muted

#7E837B

Preview Lab

Preview with #51BD28

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

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