#1B0D4D#1B0D4D

#1B0D4D is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.1% C 0.109 H 283.9°. Best body text is #FFFFFF at 17.34:1 contrast (WCAG AA passes).

Color values

HEX	#1B0D4D
RGB	rgb(27, 13, 77)
HSL	hsl(253, 71%, 18%)
HSV	hsv(253, 83%, 30%)
CMYK	cmyk(64.9%, 83.1%, 0%, 69.8%)
CIE-LAB	lab(9.45, 26.81, -36.70)
CIE-LCH	lch(9.45, 45.45, 306.15°)
OKLab	oklab(23.14% 0.0263 -0.1057)
OKLCH	oklch(23.14% 0.109 283.9)
XYZ	xyz(1.9351, 1.0566, 7.1217)
Luminance	0.0106 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.26

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0D4D #3F4D0D

analogous

#0D1F4D #1B0D4D #3B0D4D

triadic

#1B0D4D #4D1B0D #0D4D1B

tetradic

#1B0D4D #4D0D1F #3F4D0D #0D4D3B

square

#1B0D4D #4D0D1F #3F4D0D #0D4D3B

split-complementary

#1B0D4D #4D3B0D #1F4D0D

monochromatic

#09041A #09041A #1B0D4D #2D1681 #401FB6

Accessibility & contrast

On white

17.34

#1B0D4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#1B0D4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0D4D

17.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0D4D	#FFFFFF	#000000	##FFFFFF
##1B0D4D	1.00	17.34	1.21	17.34
#FFFFFF	17.34	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C4F

Deuteranopia (green-blind)

#00184C

Tritanopia (blue-blind)

#011F2C

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #1b0d4d;
/* rgb */ color: rgb(27, 13, 77);
/* oklch */ color: oklch(23.1% 0.109 283.9);

Tailwind

colors: {
  custom: {
    50: '#5f4d80',
    500: '#1b0d4d',
    950: '#000000',
  },
}

SCSS

$custom: #1b0d4d;
$custom-light: #5f4d80;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0d4d",
  "rgb": {
    "r": 27,
    "g": 13,
    "b": 77
  },
  "hsl": {
    "h": 253.125,
    "s": 71.111,
    "l": 17.647
  },
  "oklch": {
    "l": 0.23135,
    "c": 0.10896,
    "h": 283.9
  },
  "luminance": 0.01057
}

Semantic roles & 50–950 ramp

primary

#1B0D4D

secondary

#74882E

accent

#EE3AC7

background

#F5F4F7

surface

#EAE7EE

border

#C6C3C9

text

#05010A

muted

#79777C

Preview Lab

Preview with #1B0D4D

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

Preview Lab → · Contrast checker → · Palette generator →