#51237F#51237F

#51237F is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.3% C 0.147 H 302.6°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#51237F
RGB	rgb(81, 35, 127)
HSL	hsl(270, 57%, 32%)
HSV	hsv(270, 72%, 50%)
CMYK	cmyk(36.2%, 72.4%, 0%, 50.2%)
CIE-LAB	lab(25.21, 39.88, -43.63)
CIE-LCH	lch(25.21, 59.11, 312.43°)
OKLab	oklab(37.29% 0.0795 -0.1242)
OKLCH	oklch(37.29% 0.147 302.6)
XYZ	xyz(7.8242, 4.4837, 20.5278)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 5.11

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51237F #517F23

analogous

#23237F #51237F #7F237F

triadic

#51237F #7F5123 #237F51

tetradic

#51237F #7F2323 #517F23 #237F7F

square

#51237F #7F2323 #517F23 #237F7F

split-complementary

#51237F #7F7F23 #237F23

monochromatic

#14091F #32164F #51237F #7030AF #8E4ECE

Accessibility & contrast

On white

11.07

#51237F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#51237F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51237F

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51237F	#FFFFFF	#000000	##FFFFFF
##51237F	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B82

Deuteranopia (green-blind)

#003B7D

Tritanopia (blue-blind)

#48394E

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #51237f;
/* rgb */ color: rgb(81, 35, 127);
/* oklch */ color: oklch(37.3% 0.147 302.6);

Tailwind

colors: {
  custom: {
    50: '#8662a5',
    500: '#51237f',
    950: '#000000',
  },
}

SCSS

$custom: #51237f;
$custom-light: #8662a5;
$custom-dark: #000000;

JSON

{
  "hex": "#51237f",
  "rgb": {
    "r": 81,
    "g": 35,
    "b": 127
  },
  "hsl": {
    "h": 270,
    "s": 56.79,
    "l": 31.765
  },
  "oklch": {
    "l": 0.37292,
    "c": 0.14746,
    "h": 302.6
  },
  "luminance": 0.04484
}

Semantic roles & 50–950 ramp

primary

#51237F

secondary

#7FB14C

accent

#E04894

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0C050F

muted

#7D7A7F

Preview Lab

Preview with #51237F

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

Preview Lab → · Contrast checker → · Palette generator →