#51207D#51207D

#51207D is a dark, vivid violet. Relative luminance 0.043; OKLCH L 36.8% C 0.149 H 303.9°. Best body text is #FFFFFF at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#51207D
RGB	rgb(81, 32, 125)
HSL	hsl(272, 59%, 31%)
HSV	hsv(272, 74%, 49%)
CMYK	cmyk(35.2%, 74.4%, 0%, 51%)
CIE-LAB	lab(24.52, 40.84, -43.48)
CIE-LCH	lch(24.52, 59.66, 313.21°)
OKLab	oklab(36.75% 0.0831 -0.1237)
OKLCH	oklch(36.75% 0.149 303.9)
XYZ	xyz(7.6107, 4.2630, 19.8200)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.63

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51207D #4C7D20

analogous

#22207D #51207D #7D207A

triadic

#51207D #7D5120 #207D51

tetradic

#51207D #7D2220 #4C7D20 #207A7D

square

#51207D #7D2220 #4C7D20 #207A7D

split-complementary

#51207D #7A7D20 #207D22

monochromatic

#12071C #31144C #51207D #712CAE #8F47D0

Accessibility & contrast

On white

11.34

#51207D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#51207D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51207D

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51207D	#FFFFFF	#000000	##FFFFFF
##51207D	1.00	11.34	1.85	11.34
#FFFFFF	11.34	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003980

Deuteranopia (green-blind)

#003A7B

Tritanopia (blue-blind)

#48364C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #51207d;
/* rgb */ color: rgb(81, 32, 125);
/* oklch */ color: oklch(36.8% 0.149 303.9);

Tailwind

colors: {
  custom: {
    50: '#8660a3',
    500: '#51207d',
    950: '#000000',
  },
}

SCSS

$custom: #51207d;
$custom-light: #8660a3;
$custom-dark: #000000;

JSON

{
  "hex": "#51207d",
  "rgb": {
    "r": 81,
    "g": 32,
    "b": 125
  },
  "hsl": {
    "h": 271.613,
    "s": 59.236,
    "l": 30.784
  },
  "oklch": {
    "l": 0.36753,
    "c": 0.14906,
    "h": 303.9
  },
  "luminance": 0.04263
}

Semantic roles & 50–950 ramp

primary

#51207D

secondary

#7AB049

accent

#E24590

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #51207D

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

Preview Lab → · Contrast checker → · Palette generator →