#51247D#51247D

#51247D is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.3% C 0.144 H 303.2°. Best body text is #FFFFFF at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#51247D
RGB	rgb(81, 36, 125)
HSL	hsl(270, 55%, 32%)
HSV	hsv(270, 71%, 49%)
CMYK	cmyk(35.2%, 71.2%, 0%, 51%)
CIE-LAB	lab(25.23, 38.85, -42.33)
CIE-LCH	lch(25.23, 57.45, 312.55°)
OKLab	oklab(37.26% 0.0787 -0.1204)
OKLCH	oklch(37.26% 0.144 303.2)
XYZ	xyz(7.7250, 4.4918, 19.8581)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 5.45

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51247D #507D24

analogous

#24247D #51247D #7D247D

triadic

#51247D #7D5124 #247D51

tetradic

#51247D #7D2424 #507D24 #247D7D

square

#51247D #7D2424 #507D24 #247D7D

split-complementary

#51247D #7D7D24 #247D24

monochromatic

#13091E #32164D #51247D #7032AD #8E4FCC

Accessibility & contrast

On white

11.06

#51247D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#51247D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51247D

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51247D	#FFFFFF	#000000	##FFFFFF
##51247D	1.00	11.06	1.90	11.06
#FFFFFF	11.06	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B80

Deuteranopia (green-blind)

#003C7B

Tritanopia (blue-blind)

#48394D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #51247d;
/* rgb */ color: rgb(81, 36, 125);
/* oklch */ color: oklch(37.3% 0.144 303.2);

Tailwind

colors: {
  custom: {
    50: '#8662a3',
    500: '#51247d',
    950: '#000000',
  },
}

SCSS

$custom: #51247d;
$custom-light: #8662a3;
$custom-dark: #000000;

JSON

{
  "hex": "#51247d",
  "rgb": {
    "r": 81,
    "g": 36,
    "b": 125
  },
  "hsl": {
    "h": 270.337,
    "s": 55.28,
    "l": 31.569
  },
  "oklch": {
    "l": 0.3726,
    "c": 0.14381,
    "h": 303.2
  },
  "luminance": 0.04492
}

Semantic roles & 50–950 ramp

primary

#51247D

secondary

#7EAF4D

accent

#DF4993

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0C050F

muted

#7D7A7F

Preview Lab

Preview with #51247D

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

Preview Lab → · Contrast checker → · Palette generator →