#1B0841#1B0841

#1B0841 is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 21.1% C 0.099 H 290.5°. Best body text is #FFFFFF at 18.14:1 contrast (WCAG AA passes).

Color values

HEX	#1B0841
RGB	rgb(27, 8, 65)
HSL	hsl(260, 78%, 14%)
HSV	hsv(260, 88%, 25%)
CMYK	cmyk(58.5%, 87.7%, 0%, 74.5%)
CIE-LAB	lab(7.12, 25.55, -32.11)
CIE-LCH	lch(7.12, 41.03, 308.52°)
OKLab	oklab(21.07% 0.0345 -0.0924)
OKLCH	oklch(21.07% 0.099 290.5)
XYZ	xyz(1.4927, 0.7883, 5.0735)
Luminance	0.0079 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0841 #2E4108

analogous

#081241 #1B0841 #380841

triadic

#1B0841 #411B08 #08411B

tetradic

#1B0841 #410812 #2E4108 #084138

square

#1B0841 #410812 #2E4108 #084138

split-complementary

#1B0841 #413808 #124108

monochromatic

#0B031B #0B031B #1B0841 #320F77 #4815AE

Accessibility & contrast

On white

18.14

#1B0841 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#1B0841 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0841

18.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0841	#FFFFFF	#000000	##FFFFFF
##1B0841	1.00	18.14	1.16	18.14
#FFFFFF	18.14	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001743

Deuteranopia (green-blind)

#001440

Tritanopia (blue-blind)

#0D1824

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #1b0841;
/* rgb */ color: rgb(27, 8, 65);
/* oklch */ color: oklch(21.1% 0.099 290.5);

Tailwind

colors: {
  custom: {
    50: '#5d4a76',
    500: '#1b0841',
    950: '#000000',
  },
}

SCSS

$custom: #1b0841;
$custom-light: #5d4a76;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0841",
  "rgb": {
    "r": 27,
    "g": 8,
    "b": 65
  },
  "hsl": {
    "h": 260,
    "s": 78.082,
    "l": 14.314
  },
  "oklch": {
    "l": 0.21066,
    "c": 0.09868,
    "h": 290.5
  },
  "luminance": 0.00788
}

Semantic roles & 50–950 ramp

primary

#1B0841

secondary

#617F25

accent

#F533B4

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040108

muted

#79777B

Preview Lab

Preview with #1B0841

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

Preview Lab → · Contrast checker → · Palette generator →