#100019#100019

#100019 is a very dark, moderate violet. Relative luminance 0.002; OKLCH L 13.1% C 0.065 H 313.5°. Best body text is #FFFFFF at 20.27:1 contrast (WCAG AA passes).

Color values

HEX	#100019
RGB	rgb(16, 0, 25)
HSL	hsl(278, 100%, 5%)
HSV	hsv(278, 100%, 10%)
CMYK	cmyk(36%, 100%, 0%, 90.2%)
CIE-LAB	lab(1.63, 8.92, -10.55)
CIE-LCH	lch(1.63, 13.81, 310.21°)
OKLab	oklab(13.06% 0.0446 -0.0471)
OKLCH	oklch(13.06% 0.065 313.5)
XYZ	xyz(0.3891, 0.1804, 0.9338)
Luminance	0.0018 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 11.42

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100019 #091900

analogous

#040019 #100019 #190016

triadic

#100019 #191000 #001910

tetradic

#100019 #190400 #091900 #001619

square

#100019 #190400 #091900 #001619

split-complementary

#100019 #161900 #001904

monochromatic

#14001F #14001F #14001F #370056 #5E0093

Accessibility & contrast

On white

20.27

#100019 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#100019 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100019

20.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100019	#FFFFFF	#000000	##FFFFFF
##100019	1.00	20.27	1.04	20.27
#FFFFFF	20.27	1.00	21.00	1.00
#000000	1.04	21.00	1.00	21.00
##FFFFFF	20.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00051A

Deuteranopia (green-blind)

#000618

Tritanopia (blue-blind)

#0F030A

Achromatopsia (no color)

#060606

Design tokens & code

CSS

--color: #100019;
/* rgb */ color: rgb(16, 0, 25);
/* oklch */ color: oklch(13.1% 0.065 313.5);

Tailwind

colors: {
  custom: {
    50: '#4e4755',
    500: '#100019',
    950: '#000000',
  },
}

SCSS

$custom: #100019;
$custom-light: #4e4755;
$custom-dark: #000000;

JSON

{
  "hex": "#100019",
  "rgb": {
    "r": 16,
    "g": 0,
    "b": 25
  },
  "hsl": {
    "h": 278.4,
    "s": 100,
    "l": 4.902
  },
  "oklch": {
    "l": 0.13061,
    "c": 0.06486,
    "h": 313.5
  },
  "luminance": 0.0018
}

Semantic roles & 50–950 ramp

primary

#100019

secondary

#2F6312

accent

#FF2976

background

#F4F3F4

surface

#E7E5E7

border

#C3C1C3

text

#010003

muted

#777778

Preview Lab

Preview with #100019

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

Preview Lab → · Contrast checker → · Palette generator →