#381A8C#381A8C

#381A8C is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.6% C 0.171 H 285.2°. Best body text is #FFFFFF at 12.39:1 contrast (WCAG AA passes).

Color values

HEX	#381A8C
RGB	rgb(56, 26, 140)
HSL	hsl(256, 69%, 33%)
HSV	hsv(256, 81%, 55%)
CMYK	cmyk(60%, 81.4%, 0%, 45.1%)
CIE-LAB	lab(21.85, 43.75, -57.42)
CIE-LCH	lch(21.85, 72.19, 307.31°)
OKLab	oklab(34.61% 0.0449 -0.1654)
OKLCH	oklch(34.61% 0.171 285.2)
XYZ	xyz(6.7325, 3.4726, 25.1214)
Luminance	0.0347 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381A8C #6E8C1A

analogous

#1A358C #381A8C #711A8C

triadic

#381A8C #8C381A #1A8C38

tetradic

#381A8C #8C1A35 #6E8C1A #1A8C71

square

#381A8C #8C1A35 #6E8C1A #1A8C71

split-complementary

#381A8C #8C711A #358C1A

monochromatic

#0F0725 #231058 #381A8C #4D24C0 #6C44DC

Accessibility & contrast

On white

12.39

#381A8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#381A8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381A8C

12.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381A8C	#FFFFFF	#000000	##FFFFFF
##381A8C	1.00	12.39	1.69	12.39
#FFFFFF	12.39	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00378F

Deuteranopia (green-blind)

#00318A

Tritanopia (blue-blind)

#073C53

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #381a8c;
/* rgb */ color: rgb(56, 26, 140);
/* oklch */ color: oklch(34.6% 0.171 285.2);

Tailwind

colors: {
  custom: {
    50: '#7a5baf',
    500: '#381a8c',
    950: '#000000',
  },
}

SCSS

$custom: #381a8c;
$custom-light: #7a5baf;
$custom-dark: #000000;

JSON

{
  "hex": "#381a8c",
  "rgb": {
    "r": 56,
    "g": 26,
    "b": 140
  },
  "hsl": {
    "h": 255.789,
    "s": 68.675,
    "l": 32.549
  },
  "oklch": {
    "l": 0.34607,
    "c": 0.17141,
    "h": 285.2
  },
  "luminance": 0.03473
}

Semantic roles & 50–950 ramp

primary

#381A8C

secondary

#9EBE44

accent

#EC3CBD

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #381A8C

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

Preview Lab → · Contrast checker → · Palette generator →