#381658#381658

#381658 is a dark, moderate violet. Relative luminance 0.021; OKLCH L 29.0% C 0.113 H 303.6°. Best body text is #FFFFFF at 14.75:1 contrast (WCAG AA passes).

Color values

HEX	#381658
RGB	rgb(56, 22, 88)
HSL	hsl(271, 60%, 22%)
HSV	hsv(271, 75%, 35%)
CMYK	cmyk(36.4%, 75%, 0%, 65.5%)
CIE-LAB	lab(16.10, 30.77, -33.19)
CIE-LCH	lch(16.10, 45.26, 312.83°)
OKLab	oklab(29.03% 0.0627 -0.0944)
OKLCH	oklch(29.03% 0.113 303.6)
XYZ	xyz(3.6788, 2.1192, 9.4459)
Luminance	0.0212 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 5.29

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381658 #365816

analogous

#171658 #381658 #581657

triadic

#381658 #583816 #165838

tetradic

#381658 #581716 #365816 #165758

square

#381658 #581716 #365816 #165758

split-complementary

#381658 #575816 #165817

monochromatic

#100618 #190A27 #381658 #572289 #762EBA

Accessibility & contrast

On white

14.75

#381658 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#381658 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381658

14.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381658	#FFFFFF	#000000	##FFFFFF
##381658	1.00	14.75	1.42	14.75
#FFFFFF	14.75	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00275A

Deuteranopia (green-blind)

#002857

Tritanopia (blue-blind)

#322535

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #381658;
/* rgb */ color: rgb(56, 22, 88);
/* oklch */ color: oklch(29.0% 0.113 303.6);

Tailwind

colors: {
  custom: {
    50: '#725688',
    500: '#381658',
    950: '#000000',
  },
}

SCSS

$custom: #381658;
$custom-light: #725688;
$custom-dark: #000000;

JSON

{
  "hex": "#381658",
  "rgb": {
    "r": 56,
    "g": 22,
    "b": 88
  },
  "hsl": {
    "h": 270.909,
    "s": 60,
    "l": 21.569
  },
  "oklch": {
    "l": 0.29033,
    "c": 0.11333,
    "h": 303.6
  },
  "luminance": 0.02119
}

Semantic roles & 50–950 ramp

primary

#381658

secondary

#648F3B

accent

#E34591

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#08030B

muted

#7B787C

Preview Lab

Preview with #381658

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

Preview Lab → · Contrast checker → · Palette generator →