#381A71#381A71

#381A71 is a dark, vivid violet. Relative luminance 0.028; OKLCH L 31.9% C 0.139 H 292.4°. Best body text is #FFFFFF at 13.51:1 contrast (WCAG AA passes).

Color values

HEX	#381A71
RGB	rgb(56, 26, 113)
HSL	hsl(261, 63%, 27%)
HSV	hsv(261, 77%, 44%)
CMYK	cmyk(50.4%, 77%, 0%, 55.7%)
CIE-LAB	lab(19.10, 35.78, -44.78)
CIE-LCH	lch(19.10, 57.32, 308.63°)
OKLab	oklab(31.86% 0.053 -0.1284)
OKLCH	oklch(31.86% 0.139 292.4)
XYZ	xyz(4.9801, 2.7716, 15.8922)
Luminance	0.0277 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381A71 #53711A

analogous

#1A2771 #381A71 #641A71

triadic

#381A71 #71381A #1A7138

tetradic

#381A71 #711A27 #53711A #1A7164

square

#381A71 #711A27 #53711A #1A7164

split-complementary

#381A71 #71641A #27711A

monochromatic

#0C0619 #1F0F3F #381A71 #5125A3 #6B35D0

Accessibility & contrast

On white

13.51

#381A71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#381A71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381A71

13.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381A71	#FFFFFF	#000000	##FFFFFF
##381A71	1.00	13.51	1.55	13.51
#FFFFFF	13.51	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003074

Deuteranopia (green-blind)

#002D6F

Tritanopia (blue-blind)

#263144

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #381a71;
/* rgb */ color: rgb(56, 26, 113);
/* oklch */ color: oklch(31.9% 0.139 292.4);

Tailwind

colors: {
  custom: {
    50: '#755a9b',
    500: '#381a71',
    950: '#000000',
  },
}

SCSS

$custom: #381a71;
$custom-light: #755a9b;
$custom-dark: #000000;

JSON

{
  "hex": "#381a71",
  "rgb": {
    "r": 56,
    "g": 26,
    "b": 113
  },
  "hsl": {
    "h": 260.69,
    "s": 62.59,
    "l": 27.255
  },
  "oklch": {
    "l": 0.31861,
    "c": 0.13894,
    "h": 292.4
  },
  "luminance": 0.02772
}

Semantic roles & 50–950 ramp

primary

#381A71

secondary

#83A641

accent

#E642AD

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #381A71

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

Preview Lab → · Contrast checker → · Palette generator →