#100728#100728

#100728 is a very dark, moderate violet. Relative luminance 0.004; OKLCH L 16.8% C 0.064 H 290.6°. Best body text is #FFFFFF at 19.39:1 contrast (WCAG AA passes).

Color values

HEX	#100728
RGB	rgb(16, 7, 40)
HSL	hsl(256, 70%, 9%)
HSV	hsv(256, 83%, 16%)
CMYK	cmyk(60%, 82.5%, 0%, 84.3%)
CIE-LAB	lab(3.75, 11.38, -19.17)
CIE-LCH	lch(3.75, 22.29, 300.70°)
OKLab	oklab(16.75% 0.0227 -0.0604)
OKLCH	oklch(16.75% 0.064 290.6)
XYZ	xyz(0.6726, 0.4153, 2.0518)
Luminance	0.0042 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100728 #1F2807

analogous

#070F28 #100728 #210728

triadic

#100728 #281007 #072810

tetradic

#100728 #28070F #1F2807 #072821

square

#100728 #28070F #1F2807 #072821

split-complementary

#100728 #282107 #0F2807

monochromatic

#0A051A #0A051A #100728 #25105C #3A1990

Accessibility & contrast

On white

19.39

#100728 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#100728 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100728

19.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100728	#FFFFFF	#000000	##FFFFFF
##100728	1.00	19.39	1.08	19.39
#FFFFFF	19.39	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000E29

Deuteranopia (green-blind)

#000D27

Tritanopia (blue-blind)

#080F16

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #100728;
/* rgb */ color: rgb(16, 7, 40);
/* oklch */ color: oklch(16.8% 0.064 290.6);

Tailwind

colors: {
  custom: {
    50: '#4f4962',
    500: '#100728',
    950: '#000000',
  },
}

SCSS

$custom: #100728;
$custom-light: #4f4962;
$custom-dark: #000000;

JSON

{
  "hex": "#100728",
  "rgb": {
    "r": 16,
    "g": 7,
    "b": 40
  },
  "hsl": {
    "h": 256.364,
    "s": 70.213,
    "l": 9.216
  },
  "oklch": {
    "l": 0.1675,
    "c": 0.06448,
    "h": 290.6
  },
  "luminance": 0.00415
}

Semantic roles & 50–950 ramp

primary

#100728

secondary

#556823

accent

#ED3BBC

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#020105

muted

#787779

Preview Lab

Preview with #100728

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

Preview Lab → · Contrast checker → · Palette generator →