#1B0D47#1B0D47

#1B0D47 is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 22.5% C 0.101 H 286.1°. Best body text is #FFFFFF at 17.57:1 contrast (WCAG AA passes).

Color values

HEX	#1B0D47
RGB	rgb(27, 13, 71)
HSL	hsl(254, 69%, 16%)
HSV	hsv(254, 82%, 28%)
CMYK	cmyk(62%, 81.7%, 0%, 72.2%)
CIE-LAB	lab(8.79, 24.76, -33.61)
CIE-LCH	lch(8.79, 41.74, 306.37°)
OKLab	oklab(22.46% 0.028 -0.0967)
OKLCH	oklch(22.46% 0.101 286.1)
XYZ	xyz(1.7329, 0.9757, 6.0570)
Luminance	0.0098 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0D47 #39470D

analogous

#0D1C47 #1B0D47 #380D47

triadic

#1B0D47 #471B0D #0D471B

tetradic

#1B0D47 #470D1C #39470D #0D4738

square

#1B0D47 #470D1C #39470D #0D4738

split-complementary

#1B0D47 #47380D #1C470D

monochromatic

#0A051A #0A051A #1B0D47 #2F167B #4220AE

Accessibility & contrast

On white

17.57

#1B0D47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#1B0D47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0D47

17.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0D47	#FFFFFF	#000000	##FFFFFF
##1B0D47	1.00	17.57	1.20	17.57
#FFFFFF	17.57	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B49

Deuteranopia (green-blind)

#001746

Tritanopia (blue-blind)

#071D29

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #1b0d47;
/* rgb */ color: rgb(27, 13, 71);
/* oklch */ color: oklch(22.5% 0.101 286.1);

Tailwind

colors: {
  custom: {
    50: '#5e4d7b',
    500: '#1b0d47',
    950: '#000000',
  },
}

SCSS

$custom: #1b0d47;
$custom-light: #5e4d7b;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0d47",
  "rgb": {
    "r": 27,
    "g": 13,
    "b": 71
  },
  "hsl": {
    "h": 254.483,
    "s": 69.048,
    "l": 16.471
  },
  "oklch": {
    "l": 0.22463,
    "c": 0.10069,
    "h": 286.1
  },
  "luminance": 0.00976
}

Semantic roles & 50–950 ramp

primary

#1B0D47

secondary

#6E822D

accent

#EC3CC1

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#050109

muted

#79777B

Preview Lab

Preview with #1B0D47

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

Preview Lab → · Contrast checker → · Palette generator →