#51257E#51257E

#51257E is a dark, vivid violet. Relative luminance 0.046; OKLCH L 37.5% C 0.144 H 302.6°. Best body text is #FFFFFF at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#51257E
RGB	rgb(81, 37, 126)
HSL	hsl(270, 55%, 32%)
HSV	hsv(270, 71%, 49%)
CMYK	cmyk(35.7%, 70.6%, 0%, 50.6%)
CIE-LAB	lab(25.50, 38.59, -42.53)
CIE-LCH	lch(25.50, 57.43, 312.22°)
OKLab	oklab(37.47% 0.0774 -0.121)
OKLCH	oklch(37.47% 0.144 302.6)
XYZ	xyz(7.8199, 4.5788, 20.2064)
Luminance	0.0458 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51257E #527E25

analogous

#25267E #51257E #7E257E

triadic

#51257E #7E5125 #257E51

tetradic

#51257E #7E2526 #527E25 #257E7E

square

#51257E #7E2526 #527E25 #257E7E

split-complementary

#51257E #7E7E25 #267E25

monochromatic

#14091F #33174F #51257E #6F33AD #8E51CC

Accessibility & contrast

On white

10.96

#51257E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#51257E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51257E

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51257E	#FFFFFF	#000000	##FFFFFF
##51257E	1.00	10.96	1.92	10.96
#FFFFFF	10.96	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C81

Deuteranopia (green-blind)

#003C7C

Tritanopia (blue-blind)

#48394E

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #51257e;
/* rgb */ color: rgb(81, 37, 126);
/* oklch */ color: oklch(37.5% 0.144 302.6);

Tailwind

colors: {
  custom: {
    50: '#8663a4',
    500: '#51257e',
    950: '#000000',
  },
}

SCSS

$custom: #51257e;
$custom-light: #8663a4;
$custom-dark: #000000;

JSON

{
  "hex": "#51257e",
  "rgb": {
    "r": 81,
    "g": 37,
    "b": 126
  },
  "hsl": {
    "h": 269.663,
    "s": 54.601,
    "l": 31.961
  },
  "oklch": {
    "l": 0.37474,
    "c": 0.14362,
    "h": 302.6
  },
  "luminance": 0.04579
}

Semantic roles & 50–950 ramp

primary

#51257E

secondary

#80B04F

accent

#DE4A95

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0C050F

muted

#7D7A7F

Preview Lab

Preview with #51257E

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

Preview Lab → · Contrast checker → · Palette generator →