#100B17#100B17

#100B17 is a very dark, muted violet. Relative luminance 0.004; OKLCH L 16.3% C 0.026 H 302.8°. Best body text is #FFFFFF at 19.40:1 contrast (WCAG AA passes).

Color values

HEX	#100B17
RGB	rgb(16, 11, 23)
HSL	hsl(265, 35%, 7%)
HSV	hsv(265, 52%, 9%)
CMYK	cmyk(30.4%, 52.2%, 0%, 91%)
CIE-LAB	lab(3.72, 3.97, -5.95)
CIE-LCH	lch(3.72, 7.16, 303.72°)
OKLab	oklab(16.27% 0.014 -0.0217)
OKLCH	oklch(16.27% 0.026 302.8)
XYZ	xyz(0.4880, 0.4114, 0.8641)
Luminance	0.0041 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100B17 #12170B

analogous

#0B0C17 #100B17 #160B17

triadic

#100B17 #17100B #0B1710

tetradic

#100B17 #170B0C #12170B #0B1716

square

#100B17 #170B0C #12170B #0B1716

split-complementary

#100B17 #17160B #0C170B

monochromatic

#0E0A15 #0E0A15 #100B17 #2D1F40 #4A336A

Accessibility & contrast

On white

19.40

#100B17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#100B17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100B17

19.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100B17	#FFFFFF	#000000	##FFFFFF
##100B17	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)

#080D17

Deuteranopia (green-blind)

#090D17

Tritanopia (blue-blind)

#0F0D0F

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #100b17;
/* rgb */ color: rgb(16, 11, 23);
/* oklch */ color: oklch(16.3% 0.026 302.8);

Tailwind

colors: {
  custom: {
    50: '#4e4c53',
    500: '#100b17',
    950: '#000000',
  },
}

SCSS

$custom: #100b17;
$custom-light: #4e4c53;
$custom-dark: #000000;

JSON

{
  "hex": "#100b17",
  "rgb": {
    "r": 16,
    "g": 11,
    "b": 23
  },
  "hsl": {
    "h": 265,
    "s": 35.294,
    "l": 6.667
  },
  "oklch": {
    "l": 0.16265,
    "c": 0.02582,
    "h": 302.8
  },
  "luminance": 0.00411
}

Semantic roles & 50–950 ramp

primary

#100B17

secondary

#414E2F

accent

#CB5C9D

background

#F4F4F4

surface

#E7E7E7

border

#C3C3C3

text

#010102

muted

#777778

Preview Lab

Preview with #100B17

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

Preview Lab → · Contrast checker → · Palette generator →