#100B1A#100B1A

#100B1A is a very dark, muted violet. Relative luminance 0.004; OKLCH L 16.5% C 0.032 H 298.2°. Best body text is #FFFFFF at 19.36:1 contrast (WCAG AA passes).

Color values

HEX	#100B1A
RGB	rgb(16, 11, 26)
HSL	hsl(260, 41%, 7%)
HSV	hsv(260, 58%, 10%)
CMYK	cmyk(38.5%, 57.7%, 0%, 89.8%)
CIE-LAB	lab(3.83, 4.78, -8.13)
CIE-LCH	lch(3.83, 9.43, 300.46°)
OKLab	oklab(16.47% 0.0149 -0.0277)
OKLCH	oklch(16.47% 0.032 298.2)
XYZ	xyz(0.5198, 0.4241, 1.0316)
Luminance	0.0042 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100B1A #151A0B

analogous

#0B0E1A #100B1A #180B1A

triadic

#100B1A #1A100B #0B1A10

tetradic

#100B1A #1A0B0E #151A0B #0B1A18

square

#100B1A #1A0B0E #151A0B #0B1A18

split-complementary

#100B1A #1A180B #0E1A0B

monochromatic

#0D0916 #0D0916 #100B1A #2A1D45 #452F70

Accessibility & contrast

On white

19.36

#100B1A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#100B1A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100B1A

19.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100B1A	#FFFFFF	#000000	##FFFFFF
##100B1A	1.00	19.36	1.08	19.36
#FFFFFF	19.36	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#070E1B

Deuteranopia (green-blind)

#080D1A

Tritanopia (blue-blind)

#0E0E11

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #100b1a;
/* rgb */ color: rgb(16, 11, 26);
/* oklch */ color: oklch(16.5% 0.032 298.2);

Tailwind

colors: {
  custom: {
    50: '#4e4c56',
    500: '#100b1a',
    950: '#000000',
  },
}

SCSS

$custom: #100b1a;
$custom-light: #4e4c56;
$custom-dark: #000000;

JSON

{
  "hex": "#100b1a",
  "rgb": {
    "r": 16,
    "g": 11,
    "b": 26
  },
  "hsl": {
    "h": 260,
    "s": 40.541,
    "l": 7.255
  },
  "oklch": {
    "l": 0.16472,
    "c": 0.0315,
    "h": 298.2
  },
  "luminance": 0.00424
}

Semantic roles & 50–950 ramp

primary

#100B1A

secondary

#46532E

accent

#D057A8

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#010103

muted

#777778

Preview Lab

Preview with #100B1A

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

Preview Lab → · Contrast checker → · Palette generator →