#391657#391657

#391657 is a dark, moderate violet. Relative luminance 0.021; OKLCH L 29.1% C 0.112 H 305.0°. Best body text is #FFFFFF at 14.72:1 contrast (WCAG AA passes).

Color values

HEX	#391657
RGB	rgb(57, 22, 87)
HSL	hsl(272, 60%, 21%)
HSV	hsv(272, 75%, 34%)
CMYK	cmyk(34.5%, 74.7%, 0%, 65.9%)
CIE-LAB	lab(16.16, 30.73, -32.41)
CIE-LCH	lch(16.16, 44.66, 313.48°)
OKLab	oklab(29.08% 0.0645 -0.0921)
OKLCH	oklch(29.08% 0.112 305)
XYZ	xyz(3.6942, 2.1318, 9.2318)
Luminance	0.0213 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391657 #345716

analogous

#191657 #391657 #571655

triadic

#391657 #573916 #165739

tetradic

#391657 #571916 #345716 #165557

square

#391657 #571916 #345716 #165557

split-complementary

#391657 #555716 #165719

monochromatic

#100618 #190A26 #391657 #592288 #792FB9

Accessibility & contrast

On white

14.72

#391657 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#391657 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391657

14.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391657	#FFFFFF	#000000	##FFFFFF
##391657	1.00	14.72	1.43	14.72
#FFFFFF	14.72	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002759

Deuteranopia (green-blind)

#012856

Tritanopia (blue-blind)

#332534

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #391657;
/* rgb */ color: rgb(57, 22, 87);
/* oklch */ color: oklch(29.1% 0.112 305.0);

Tailwind

colors: {
  custom: {
    50: '#735687',
    500: '#391657',
    950: '#000000',
  },
}

SCSS

$custom: #391657;
$custom-light: #735687;
$custom-dark: #000000;

JSON

{
  "hex": "#391657",
  "rgb": {
    "r": 57,
    "g": 22,
    "b": 87
  },
  "hsl": {
    "h": 272.308,
    "s": 59.633,
    "l": 21.373
  },
  "oklch": {
    "l": 0.29084,
    "c": 0.11238,
    "h": 305
  },
  "luminance": 0.02132
}

Semantic roles & 50–950 ramp

primary

#391657

secondary

#618E3A

accent

#E3458E

background

#F7F5F8

surface

#EDE9EF

border

#C8C5CA

text

#08030B

muted

#7B787C

Preview Lab

Preview with #391657

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

Preview Lab → · Contrast checker → · Palette generator →