#51198B#51198B

#51198B is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.2% C 0.172 H 300.0°. Best body text is #FFFFFF at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#51198B
RGB	rgb(81, 25, 139)
HSL	hsl(269, 70%, 32%)
HSV	hsv(269, 82%, 55%)
CMYK	cmyk(41.7%, 82%, 0%, 45.5%)
CIE-LAB	lab(24.67, 47.43, -52.04)
CIE-LCH	lch(24.67, 70.41, 312.34°)
OKLab	oklab(37.23% 0.086 -0.1488)
OKLCH	oklch(37.23% 0.172 300)
XYZ	xyz(8.4000, 4.3086, 24.8102)
Luminance	0.0431 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51198B #538B19

analogous

#191A8B #51198B #8A198B

triadic

#51198B #8B5119 #198B51

tetradic

#51198B #8B191A #538B19 #198B8A

square

#51198B #8B191A #538B19 #198B8A

split-complementary

#51198B #8B8A19 #1A8B19

monochromatic

#150623 #331057 #51198B #6F22BF #8E41DD

Accessibility & contrast

On white

11.28

#51198B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#51198B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51198B

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51198B	#FFFFFF	#000000	##FFFFFF
##51198B	1.00	11.28	1.86	11.28
#FFFFFF	11.28	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8E

Deuteranopia (green-blind)

#003A89

Tritanopia (blue-blind)

#433953

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #51198b;
/* rgb */ color: rgb(81, 25, 139);
/* oklch */ color: oklch(37.2% 0.172 300.0);

Tailwind

colors: {
  custom: {
    50: '#885eae',
    500: '#51198b',
    950: '#000000',
  },
}

SCSS

$custom: #51198b;
$custom-light: #885eae;
$custom-dark: #000000;

JSON

{
  "hex": "#51198b",
  "rgb": {
    "r": 81,
    "g": 25,
    "b": 139
  },
  "hsl": {
    "h": 269.474,
    "s": 69.512,
    "l": 32.157
  },
  "oklch": {
    "l": 0.3723,
    "c": 0.17187,
    "h": 300
  },
  "luminance": 0.04309
}

Semantic roles & 50–950 ramp

primary

#51198B

secondary

#81BE42

accent

#EC3B95

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #51198B

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

Preview Lab → · Contrast checker → · Palette generator →