#100337#100337

#100337 is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 17.7% C 0.094 H 284.4°. Best body text is #FFFFFF at 19.26:1 contrast (WCAG AA passes).

Color values

HEX	#100337
RGB	rgb(16, 3, 55)
HSL	hsl(255, 90%, 11%)
HSV	hsv(255, 95%, 22%)
CMYK	cmyk(70.9%, 94.5%, 0%, 78.4%)
CIE-LAB	lab(4.07, 20.63, -29.88)
CIE-LCH	lch(4.07, 36.31, 304.62°)
OKLab	oklab(17.66% 0.0232 -0.0906)
OKLCH	oklch(17.66% 0.094 284.4)
XYZ	xyz(0.9356, 0.4511, 3.6514)
Luminance	0.0045 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100337 #2A3703

analogous

#031037 #100337 #2A0337

triadic

#100337 #371003 #033710

tetradic

#100337 #370310 #2A3703 #03372A

square

#100337 #370310 #2A3703 #03372A

split-complementary

#100337 #372A03 #103703

monochromatic

#08021D #08021D #100337 #210671 #3209AB

Accessibility & contrast

On white

19.26

#100337 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#100337 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100337

19.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100337	#FFFFFF	#000000	##FFFFFF
##100337	1.00	19.26	1.09	19.26
#FFFFFF	19.26	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001038

Deuteranopia (green-blind)

#000D36

Tritanopia (blue-blind)

#00121D

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #100337;
/* rgb */ color: rgb(16, 3, 55);
/* oklch */ color: oklch(17.7% 0.094 284.4);

Tailwind

colors: {
  custom: {
    50: '#53476e',
    500: '#100337',
    950: '#000000',
  },
}

SCSS

$custom: #100337;
$custom-light: #53476e;
$custom-dark: #000000;

JSON

{
  "hex": "#100337",
  "rgb": {
    "r": 16,
    "g": 3,
    "b": 55
  },
  "hsl": {
    "h": 255,
    "s": 89.655,
    "l": 11.373
  },
  "oklch": {
    "l": 0.17655,
    "c": 0.09358,
    "h": 284.4
  },
  "luminance": 0.00451
}

Semantic roles & 50–950 ramp

primary

#100337

secondary

#627A1C

accent

#FF29C9

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#030007

muted

#78777A

Preview Lab

Preview with #100337

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

Preview Lab → · Contrast checker → · Palette generator →