#100B13#100B13

#100B13 is a very dark, near-neutral violet. Relative luminance 0.004; OKLCH L 16.0% C 0.018 H 312.5°. Best body text is #FFFFFF at 19.46:1 contrast (WCAG AA passes).

Color values

HEX	#100B13
RGB	rgb(16, 11, 19)
HSL	hsl(278, 27%, 6%)
HSV	hsv(278, 42%, 7%)
CMYK	cmyk(15.8%, 42.1%, 0%, 92.5%)
CIE-LAB	lab(3.58, 3.03, -3.39)
CIE-LCH	lch(3.58, 4.55, 311.81°)
OKLab	oklab(16.02% 0.0124 -0.0135)
OKLCH	oklch(16.02% 0.018 312.5)
XYZ	xyz(0.4509, 0.3965, 0.6688)
Luminance	0.0040 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100B13 #0E130B

analogous

#0C0B13 #100B13 #130B12

triadic

#100B13 #13100B #0B1310

tetradic

#100B13 #130C0B #0E130B #0B1213

square

#100B13 #130C0B #0E130B #0B1213

split-complementary

#100B13 #12130B #0B130C

monochromatic

#100B13 #100B13 #100B13 #31213A #513861

Accessibility & contrast

On white

19.46

#100B13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#100B13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100B13

19.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100B13	#FFFFFF	#000000	##FFFFFF
##100B13	1.00	19.46	1.08	19.46
#FFFFFF	19.46	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A0D13

Deuteranopia (green-blind)

#0B0D13

Tritanopia (blue-blind)

#100C0E

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #100b13;
/* rgb */ color: rgb(16, 11, 19);
/* oklch */ color: oklch(16.0% 0.018 312.5);

Tailwind

colors: {
  custom: {
    50: '#4e4c50',
    500: '#100b13',
    950: '#000000',
  },
}

SCSS

$custom: #100b13;
$custom-light: #4e4c50;
$custom-dark: #000000;

JSON

{
  "hex": "#100b13",
  "rgb": {
    "r": 16,
    "g": 11,
    "b": 19
  },
  "hsl": {
    "h": 277.5,
    "s": 26.667,
    "l": 5.882
  },
  "oklch": {
    "l": 0.16018,
    "c": 0.01837,
    "h": 312.5
  },
  "luminance": 0.00397
}

Semantic roles & 50–950 ramp

primary

#100B13

secondary

#3A4832

accent

#C36588

background

#F4F4F4

surface

#E7E7E7

border

#C3C3C3

text

#010102

muted

#777778

Preview Lab

Preview with #100B13

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

Preview Lab → · Contrast checker → · Palette generator →