#100338#100338

#100338 is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 17.8% C 0.095 H 283.9°. Best body text is #FFFFFF at 19.23:1 contrast (WCAG AA passes).

Color values

HEX	#100338
RGB	rgb(16, 3, 56)
HSL	hsl(255, 90%, 12%)
HSV	hsv(255, 95%, 22%)
CMYK	cmyk(71.4%, 94.6%, 0%, 78%)
CIE-LAB	lab(4.16, 21.17, -30.48)
CIE-LCH	lch(4.16, 37.11, 304.78°)
OKLab	oklab(17.79% 0.0228 -0.0921)
OKLCH	oklch(17.79% 0.095 283.9)
XYZ	xyz(0.9598, 0.4607, 3.7790)
Luminance	0.0046 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100338 #2B3803

analogous

#031138 #100338 #2B0338

triadic

#100338 #381003 #033810

tetradic

#100338 #380311 #2B3803 #03382B

square

#100338 #380311 #2B3803 #03382B

split-complementary

#100338 #382B03 #113803

monochromatic

#08021D #08021D #100338 #210672 #3109AC

Accessibility & contrast

On white

19.23

#100338 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#100338 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100338

19.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100338	#FFFFFF	#000000	##FFFFFF
##100338	1.00	19.23	1.09	19.23
#FFFFFF	19.23	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001039

Deuteranopia (green-blind)

#000D37

Tritanopia (blue-blind)

#00131E

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #100338;
/* rgb */ color: rgb(16, 3, 56);
/* oklch */ color: oklch(17.8% 0.095 283.9);

Tailwind

colors: {
  custom: {
    50: '#54476f',
    500: '#100338',
    950: '#000000',
  },
}

SCSS

$custom: #100338;
$custom-light: #54476f;
$custom-dark: #000000;

JSON

{
  "hex": "#100338",
  "rgb": {
    "r": 16,
    "g": 3,
    "b": 56
  },
  "hsl": {
    "h": 254.717,
    "s": 89.831,
    "l": 11.569
  },
  "oklch": {
    "l": 0.17788,
    "c": 0.0949,
    "h": 283.9
  },
  "luminance": 0.00461
}

Semantic roles & 50–950 ramp

primary

#100338

secondary

#647B1C

accent

#FF29CA

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#030007

muted

#78777A

Preview Lab

Preview with #100338

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

Preview Lab → · Contrast checker → · Palette generator →