#381664#381664

#381664 is a dark, vivid violet. Relative luminance 0.023; OKLCH L 30.1% C 0.128 H 298.1°. Best body text is #FFFFFF at 14.31:1 contrast (WCAG AA passes).

Color values

HEX	#381664
RGB	rgb(56, 22, 100)
HSL	hsl(266, 64%, 24%)
HSV	hsv(266, 78%, 39%)
CMYK	cmyk(44%, 78%, 0%, 60.8%)
CIE-LAB	lab(17.15, 34.11, -39.47)
CIE-LCH	lch(17.15, 52.17, 310.83°)
OKLab	oklab(30.11% 0.0602 -0.1129)
OKLCH	oklch(30.11% 0.128 298.1)
XYZ	xyz(4.2175, 2.3346, 12.2825)
Luminance	0.0233 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 4.92

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381664 #426416

analogous

#161B64 #381664 #5F1664

triadic

#381664 #643816 #166438

tetradic

#381664 #64161B #426416 #16645F

square

#381664 #64161B #426416 #16645F

split-complementary

#381664 #645F16 #1B6416

monochromatic

#0E0619 #1C0B32 #381664 #542196 #702CC8

Accessibility & contrast

On white

14.31

#381664 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#381664 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381664

14.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381664	#FFFFFF	#000000	##FFFFFF
##381664	1.00	14.31	1.47	14.31
#FFFFFF	14.31	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A66

Deuteranopia (green-blind)

#002962

Tritanopia (blue-blind)

#2D2A3C

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #381664;
/* rgb */ color: rgb(56, 22, 100);
/* oklch */ color: oklch(30.1% 0.128 298.1);

Tailwind

colors: {
  custom: {
    50: '#735791',
    500: '#381664',
    950: '#000000',
  },
}

SCSS

$custom: #381664;
$custom-light: #735791;
$custom-dark: #000000;

JSON

{
  "hex": "#381664",
  "rgb": {
    "r": 56,
    "g": 22,
    "b": 100
  },
  "hsl": {
    "h": 266.154,
    "s": 63.934,
    "l": 23.922
  },
  "oklch": {
    "l": 0.30109,
    "c": 0.12791,
    "h": 298.1
  },
  "luminance": 0.02335
}

Semantic roles & 50–950 ramp

primary

#381664

secondary

#719B3B

accent

#E7419F

background

#F7F5F9

surface

#EDE9F1

border

#C8C5CB

text

#08030D

muted

#7B787E

Preview Lab

Preview with #381664

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

Preview Lab → · Contrast checker → · Palette generator →