#381B94#381B94

#381B94 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.6% C 0.180 H 283.4°. Best body text is #FFFFFF at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#381B94
RGB	rgb(56, 27, 148)
HSL	hsl(254, 69%, 34%)
HSV	hsv(254, 82%, 58%)
CMYK	cmyk(62.2%, 81.8%, 0%, 42%)
CIE-LAB	lab(22.87, 45.64, -60.69)
CIE-LCH	lch(22.87, 75.94, 306.94°)
OKLab	oklab(35.57% 0.0416 -0.175)
OKLCH	oklch(35.57% 0.18 283.4)
XYZ	xyz(7.3665, 3.7622, 28.3492)
Luminance	0.0376 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381B94 #77941B

analogous

#1B3B94 #381B94 #751B94

triadic

#381B94 #94381B #1B9438

tetradic

#381B94 #941B3B #77941B #1B9475

square

#381B94 #941B3B #77941B #1B9475

split-complementary

#381B94 #94751B #3B941B

monochromatic

#11082C #241260 #381B94 #4C24C8 #6E4BDE

Accessibility & contrast

On white

11.98

#381B94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#381B94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381B94

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381B94	#FFFFFF	#000000	##FFFFFF
##381B94	1.00	11.98	1.75	11.98
#FFFFFF	11.98	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A97

Deuteranopia (green-blind)

#003292

Tritanopia (blue-blind)

#004058

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #381b94;
/* rgb */ color: rgb(56, 27, 148);
/* oklch */ color: oklch(35.6% 0.180 283.4);

Tailwind

colors: {
  custom: {
    50: '#7b5cb5',
    500: '#381b94',
    950: '#000000',
  },
}

SCSS

$custom: #381b94;
$custom-light: #7b5cb5;
$custom-dark: #000000;

JSON

{
  "hex": "#381b94",
  "rgb": {
    "r": 56,
    "g": 27,
    "b": 148
  },
  "hsl": {
    "h": 254.38,
    "s": 69.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.35574,
    "c": 0.17989,
    "h": 283.4
  },
  "luminance": 0.03763
}

Semantic roles & 50–950 ramp

primary

#381B94

secondary

#A4C04B

accent

#EC3CC2

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0411

muted

#7C7980

Preview Lab

Preview with #381B94

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

Preview Lab → · Contrast checker → · Palette generator →