#100B19#100B19

#100B19 is a very dark, muted violet. Relative luminance 0.004; OKLCH L 16.4% C 0.030 H 299.6°. Best body text is #FFFFFF at 19.37:1 contrast (WCAG AA passes).

Color values

HEX	#100B19
RGB	rgb(16, 11, 25)
HSL	hsl(261, 39%, 7%)
HSV	hsv(261, 56%, 10%)
CMYK	cmyk(36%, 56%, 0%, 90.2%)
CIE-LAB	lab(3.79, 4.50, -7.39)
CIE-LCH	lch(3.79, 8.65, 301.34°)
OKLab	oklab(16.4% 0.0146 -0.0257)
OKLCH	oklch(16.4% 0.03 299.6)
XYZ	xyz(0.5088, 0.4197, 0.9737)
Luminance	0.0042 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100B19 #14190B

analogous

#0B0D19 #100B19 #170B19

triadic

#100B19 #19100B #0B1910

tetradic

#100B19 #190B0D #14190B #0B1917

square

#100B19 #190B0D #14190B #0B1917

split-complementary

#100B19 #19170B #0D190B

monochromatic

#0E0915 #0E0915 #100B19 #2B1E44 #46306E

Accessibility & contrast

On white

19.37

#100B19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#100B19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100B19

19.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100B19	#FFFFFF	#000000	##FFFFFF
##100B19	1.00	19.37	1.08	19.37
#FFFFFF	19.37	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#080D1A

Deuteranopia (green-blind)

#080D19

Tritanopia (blue-blind)

#0E0D10

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #100b19;
/* rgb */ color: rgb(16, 11, 25);
/* oklch */ color: oklch(16.4% 0.030 299.6);

Tailwind

colors: {
  custom: {
    50: '#4e4c55',
    500: '#100b19',
    950: '#000000',
  },
}

SCSS

$custom: #100b19;
$custom-light: #4e4c55;
$custom-dark: #000000;

JSON

{
  "hex": "#100b19",
  "rgb": {
    "r": 16,
    "g": 11,
    "b": 25
  },
  "hsl": {
    "h": 261.429,
    "s": 38.889,
    "l": 7.059
  },
  "oklch": {
    "l": 0.16401,
    "c": 0.02961,
    "h": 299.6
  },
  "luminance": 0.0042
}

Semantic roles & 50–950 ramp

primary

#100B19

secondary

#45512F

accent

#CF59A5

background

#F4F4F4

surface

#E7E7E7

border

#C3C3C3

text

#010103

muted

#777778

Preview Lab

Preview with #100B19

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

Preview Lab → · Contrast checker → · Palette generator →