#100B20#100B20

#100B20 is a very dark, muted violet. Relative luminance 0.005; OKLCH L 16.9% C 0.043 H 292.2°. Best body text is #FFFFFF at 19.25:1 contrast (WCAG AA passes).

Color values

HEX	#100B20
RGB	rgb(16, 11, 32)
HSL	hsl(254, 49%, 8%)
HSV	hsv(254, 66%, 13%)
CMYK	cmyk(50%, 65.6%, 0%, 87.5%)
CIE-LAB	lab(4.10, 6.66, -12.45)
CIE-LCH	lch(4.10, 14.12, 298.16°)
OKLab	oklab(16.93% 0.0161 -0.0395)
OKLCH	oklch(16.93% 0.043 292.2)
XYZ	xyz(0.5940, 0.4538, 1.4225)
Luminance	0.0045 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100B20 #1B200B

analogous

#0B1020 #100B20 #1A0B20

triadic

#100B20 #20100B #0B2010

tetradic

#100B20 #200B10 #1B200B #0B201A

square

#100B20 #200B10 #1B200B #0B201A

split-complementary

#100B20 #201A0B #10200B

monochromatic

#0B0817 #0B0817 #100B20 #271B4E #3E2A7B

Accessibility & contrast

On white

19.25

#100B20 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#100B20 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100B20

19.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100B20	#FFFFFF	#000000	##FFFFFF
##100B20	1.00	19.25	1.09	19.25
#FFFFFF	19.25	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#040F21

Deuteranopia (green-blind)

#050E20

Tritanopia (blue-blind)

#0C0F13

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #100b20;
/* rgb */ color: rgb(16, 11, 32);
/* oklch */ color: oklch(16.9% 0.043 292.2);

Tailwind

colors: {
  custom: {
    50: '#4e4b5b',
    500: '#100b20',
    950: '#000000',
  },
}

SCSS

$custom: #100b20;
$custom-light: #4e4b5b;
$custom-dark: #000000;

JSON

{
  "hex": "#100b20",
  "rgb": {
    "r": 16,
    "g": 11,
    "b": 32
  },
  "hsl": {
    "h": 254.286,
    "s": 48.837,
    "l": 8.431
  },
  "oklch": {
    "l": 0.16934,
    "c": 0.04271,
    "h": 292.2
  },
  "luminance": 0.00454
}

Semantic roles & 50–950 ramp

primary

#100B20

secondary

#4F5A2C

accent

#D84FB8

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#010104

muted

#777779

Preview Lab

Preview with #100B20

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

Preview Lab → · Contrast checker → · Palette generator →