#1B0D54#1B0D54

#1B0D54 is a very dark, moderate violet. Relative luminance 0.012; OKLCH L 23.9% C 0.118 H 281.7°. Best body text is #FFFFFF at 17.04:1 contrast (WCAG AA passes).

Color values

HEX	#1B0D54
RGB	rgb(27, 13, 84)
HSL	hsl(252, 73%, 19%)
HSV	hsv(252, 85%, 33%)
CMYK	cmyk(67.9%, 84.5%, 0%, 67.1%)
CIE-LAB	lab(10.27, 29.19, -40.17)
CIE-LCH	lch(10.27, 49.66, 306.00°)
OKLab	oklab(23.95% 0.0241 -0.1159)
OKLCH	oklch(23.95% 0.118 281.7)
XYZ	xyz(2.1956, 1.1608, 8.4941)
Luminance	0.0116 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0D54 #46540D

analogous

#0D2354 #1B0D54 #3F0D54

triadic

#1B0D54 #541B0D #0D541B

tetradic

#1B0D54 #540D23 #46540D #0D543F

square

#1B0D54 #540D23 #46540D #0D543F

split-complementary

#1B0D54 #543F0D #23540D

monochromatic

#09041A #0A051F #1B0D54 #2C1589 #3D1DBE

Accessibility & contrast

On white

17.04

#1B0D54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#1B0D54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0D54

17.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0D54	#FFFFFF	#000000	##FFFFFF
##1B0D54	1.00	17.04	1.23	17.04
#FFFFFF	17.04	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E56

Deuteranopia (green-blind)

#001953

Tritanopia (blue-blind)

#002230

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #1b0d54;
/* rgb */ color: rgb(27, 13, 84);
/* oklch */ color: oklch(23.9% 0.118 281.7);

Tailwind

colors: {
  custom: {
    50: '#614e85',
    500: '#1b0d54',
    950: '#000000',
  },
}

SCSS

$custom: #1b0d54;
$custom-light: #614e85;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0d54",
  "rgb": {
    "r": 27,
    "g": 13,
    "b": 84
  },
  "hsl": {
    "h": 251.831,
    "s": 73.196,
    "l": 19.02
  },
  "oklch": {
    "l": 0.23946,
    "c": 0.11837,
    "h": 281.7
  },
  "luminance": 0.01161
}

Semantic roles & 50–950 ramp

primary

#1B0D54

secondary

#7C8F2E

accent

#F038CC

background

#F6F4F8

surface

#EBE7EF

border

#C6C3CA

text

#05010B

muted

#7A777C

Preview Lab

Preview with #1B0D54

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

Preview Lab → · Contrast checker → · Palette generator →