#100423#100423

#100423 is a very dark, moderate violet. Relative luminance 0.003; OKLCH L 15.5% C 0.064 H 297.4°. Best body text is #FFFFFF at 19.74:1 contrast (WCAG AA passes).

Color values

HEX	#100423
RGB	rgb(16, 4, 35)
HSL	hsl(263, 79%, 8%)
HSV	hsv(263, 89%, 14%)
CMYK	cmyk(54.3%, 88.6%, 0%, 86.3%)
CIE-LAB	lab(2.88, 10.56, -16.66)
CIE-LCH	lch(2.88, 19.73, 302.37°)
OKLab	oklab(15.46% 0.0294 -0.0566)
OKLCH	oklch(15.46% 0.064 297.4)
XYZ	xyz(0.5604, 0.3183, 1.6217)
Luminance	0.0032 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100423 #172304

analogous

#040723 #100423 #1F0423

triadic

#100423 #231004 #042310

tetradic

#100423 #230407 #172304 #04231F

square

#100423 #230407 #172304 #04231F

split-complementary

#100423 #231F04 #072304

monochromatic

#0D031B #0D031B #100423 #290A5A #421191

Accessibility & contrast

On white

19.74

#100423 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#100423 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100423

19.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100423	#FFFFFF	#000000	##FFFFFF
##100423	1.00	19.74	1.06	19.74
#FFFFFF	19.74	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000B24

Deuteranopia (green-blind)

#000A22

Tritanopia (blue-blind)

#0B0B12

Achromatopsia (no color)

#0A0A0A

Design tokens & code

CSS

--color: #100423;
/* rgb */ color: rgb(16, 4, 35);
/* oklch */ color: oklch(15.5% 0.064 297.4);

Tailwind

colors: {
  custom: {
    50: '#4e485e',
    500: '#100423',
    950: '#000000',
  },
}

SCSS

$custom: #100423;
$custom-light: #4e485e;
$custom-dark: #000000;

JSON

{
  "hex": "#100423",
  "rgb": {
    "r": 16,
    "g": 4,
    "b": 35
  },
  "hsl": {
    "h": 263.226,
    "s": 79.487,
    "l": 7.647
  },
  "oklch": {
    "l": 0.15456,
    "c": 0.06372,
    "h": 297.4
  },
  "luminance": 0.00318
}

Semantic roles & 50–950 ramp

primary

#100423

secondary

#4A661D

accent

#F632AA

background

#F4F4F5

surface

#E7E6E9

border

#C3C2C5

text

#020004

muted

#787779

Preview Lab

Preview with #100423

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

Preview Lab → · Contrast checker → · Palette generator →