#100123#100123

#100123 is a very dark, moderate violet. Relative luminance 0.003; OKLCH L 14.6% C 0.072 H 300.3°. Best body text is #FFFFFF at 19.99:1 contrast (WCAG AA passes).

Color values

HEX	#100123
RGB	rgb(16, 1, 35)
HSL	hsl(266, 94%, 7%)
HSV	hsv(266, 97%, 14%)
CMYK	cmyk(54.3%, 97.1%, 0%, 86.3%)
CIE-LAB	lab(2.29, 11.76, -17.57)
CIE-LCH	lch(2.29, 21.14, 303.80°)
OKLab	oklab(14.58% 0.0365 -0.0625)
OKLCH	oklch(14.58% 0.072 300.3)
XYZ	xyz(0.5278, 0.2532, 1.6108)
Luminance	0.0025 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100123 #142301

analogous

#010323 #100123 #210123

triadic

#100123 #231001 #012310

tetradic

#100123 #230103 #142301 #012321

square

#100123 #230103 #142301 #012321

split-complementary

#100123 #232101 #032301

monochromatic

#0E011E #0E011E #100123 #2B035F #46049A

Accessibility & contrast

On white

19.99

#100123 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.05

#100123 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100123

19.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100123	#FFFFFF	#000000	##FFFFFF
##100123	1.00	19.99	1.05	19.99
#FFFFFF	19.99	1.00	21.00	1.00
#000000	1.05	21.00	1.00	21.00
##FFFFFF	19.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000824

Deuteranopia (green-blind)

#000822

Tritanopia (blue-blind)

#0B0810

Achromatopsia (no color)

#080808

Design tokens & code

CSS

--color: #100123;
/* rgb */ color: rgb(16, 1, 35);
/* oklch */ color: oklch(14.6% 0.072 300.3);

Tailwind

colors: {
  custom: {
    50: '#4e475e',
    500: '#100123',
    950: '#000000',
  },
}

SCSS

$custom: #100123;
$custom-light: #4e475e;
$custom-dark: #000000;

JSON

{
  "hex": "#100123",
  "rgb": {
    "r": 16,
    "g": 1,
    "b": 35
  },
  "hsl": {
    "h": 266.471,
    "s": 94.444,
    "l": 7.059
  },
  "oklch": {
    "l": 0.14582,
    "c": 0.07237,
    "h": 300.3
  },
  "luminance": 0.00253
}

Semantic roles & 50–950 ramp

primary

#100123

secondary

#456A16

accent

#FF29A0

background

#F4F3F5

surface

#E7E5E9

border

#C3C1C5

text

#020004

muted

#787779

Preview Lab

Preview with #100123

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

Preview Lab → · Contrast checker → · Palette generator →