#1B0849#1B0849

#1B0849 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 22.0% C 0.109 H 286.8°. Best body text is #FFFFFF at 17.83:1 contrast (WCAG AA passes).

Color values

HEX	#1B0849
RGB	rgb(27, 8, 73)
HSL	hsl(258, 80%, 16%)
HSV	hsv(258, 89%, 29%)
CMYK	cmyk(63%, 89%, 0%, 71.4%)
CIE-LAB	lab(8.02, 28.28, -36.28)
CIE-LCH	lch(8.02, 46.00, 307.94°)
OKLab	oklab(21.99% 0.0316 -0.1045)
OKLCH	oklch(21.99% 0.109 286.8)
XYZ	xyz(1.7411, 0.8876, 6.3816)
Luminance	0.0089 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0849 #364908

analogous

#081649 #1B0849 #3B0849

triadic

#1B0849 #491B08 #08491B

tetradic

#1B0849 #490816 #364908 #08493B

square

#1B0849 #490816 #364908 #08493B

split-complementary

#1B0849 #493B08 #164908

monochromatic

#0A031C #0A031C #1B0849 #2F0E80 #4414B7

Accessibility & contrast

On white

17.83

#1B0849 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#1B0849 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0849

17.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0849	#FFFFFF	#000000	##FFFFFF
##1B0849	1.00	17.83	1.18	17.83
#FFFFFF	17.83	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00194B

Deuteranopia (green-blind)

#001648

Tritanopia (blue-blind)

#051B29

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #1b0849;
/* rgb */ color: rgb(27, 8, 73);
/* oklch */ color: oklch(22.0% 0.109 286.8);

Tailwind

colors: {
  custom: {
    50: '#5f4a7d',
    500: '#1b0849',
    950: '#000000',
  },
}

SCSS

$custom: #1b0849;
$custom-light: #5f4a7d;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0849",
  "rgb": {
    "r": 27,
    "g": 8,
    "b": 73
  },
  "hsl": {
    "h": 257.538,
    "s": 80.247,
    "l": 15.882
  },
  "oklch": {
    "l": 0.21994,
    "c": 0.10913,
    "h": 286.8
  },
  "luminance": 0.00888
}

Semantic roles & 50–950 ramp

primary

#1B0849

secondary

#6B8726

accent

#F731BD

background

#F5F4F7

surface

#EAE7EE

border

#C6C3C9

text

#05010A

muted

#79777C

Preview Lab

Preview with #1B0849

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

Preview Lab → · Contrast checker → · Palette generator →