#100A1C#100A1C

#100A1C is a very dark, muted violet. Relative luminance 0.004; OKLCH L 16.4% C 0.037 H 297.5°. Best body text is #FFFFFF at 19.40:1 contrast (WCAG AA passes).

Color values

HEX	#100A1C
RGB	rgb(16, 10, 28)
HSL	hsl(260, 47%, 7%)
HSV	hsv(260, 64%, 11%)
CMYK	cmyk(42.9%, 64.3%, 0%, 89%)
CIE-LAB	lab(3.71, 5.78, -9.89)
CIE-LCH	lch(3.71, 11.45, 300.30°)
OKLab	oklab(16.37% 0.0173 -0.0332)
OKLCH	oklch(16.37% 0.037 297.5)
XYZ	xyz(0.5318, 0.4111, 1.1497)
Luminance	0.0041 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100A1C #161C0A

analogous

#0A0D1C #100A1C #190A1C

triadic

#100A1C #1C100A #0A1C10

tetradic

#100A1C #1C0A0D #161C0A #0A1C19

square

#100A1C #1C0A0D #161C0A #0A1C19

split-complementary

#100A1C #1C190A #0D1C0A

monochromatic

#0D0817 #0D0817 #100A1C #2A1A49 #442A76

Accessibility & contrast

On white

19.40

#100A1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#100A1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100A1C

19.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100A1C	#FFFFFF	#000000	##FFFFFF
##100A1C	1.00	19.40	1.08	19.40
#FFFFFF	19.40	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#050D1D

Deuteranopia (green-blind)

#060D1C

Tritanopia (blue-blind)

#0D0D11

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #100a1c;
/* rgb */ color: rgb(16, 10, 28);
/* oklch */ color: oklch(16.4% 0.037 297.5);

Tailwind

colors: {
  custom: {
    50: '#4e4b58',
    500: '#100a1c',
    950: '#000000',
  },
}

SCSS

$custom: #100a1c;
$custom-light: #4e4b58;
$custom-dark: #000000;

JSON

{
  "hex": "#100a1c",
  "rgb": {
    "r": 16,
    "g": 10,
    "b": 28
  },
  "hsl": {
    "h": 260,
    "s": 47.368,
    "l": 7.451
  },
  "oklch": {
    "l": 0.16371,
    "c": 0.03748,
    "h": 297.5
  },
  "luminance": 0.00411
}

Semantic roles & 50–950 ramp

primary

#100A1C

secondary

#48562B

accent

#D751AA

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#010103

muted

#777778

Preview Lab

Preview with #100A1C

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

Preview Lab → · Contrast checker → · Palette generator →