#100844#100844

#100844 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 20.3% C 0.104 H 277.7°. Best body text is #FFFFFF at 18.42:1 contrast (WCAG AA passes).

Color values

HEX	#100844
RGB	rgb(16, 8, 68)
HSL	hsl(248, 79%, 15%)
HSV	hsv(248, 88%, 27%)
CMYK	cmyk(76.5%, 88.2%, 0%, 73.3%)
CIE-LAB	lab(6.33, 24.63, -35.57)
CIE-LCH	lch(6.33, 43.27, 304.70°)
OKLab	oklab(20.26% 0.014 -0.1034)
OKLCH	oklch(20.26% 0.104 277.7)
XYZ	xyz(1.3436, 0.7011, 5.5322)
Luminance	0.0070 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100844 #3C4408

analogous

#081E44 #100844 #2E0844

triadic

#100844 #441008 #084410

tetradic

#100844 #44081E #3C4408 #08442E

square

#100844 #44081E #3C4408 #08442E

split-complementary

#100844 #442E08 #1E4408

monochromatic

#06031B #06031B #100844 #1D0E7B #2A15B2

Accessibility & contrast

On white

18.42

#100844 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#100844 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100844

18.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100844	#FFFFFF	#000000	##FFFFFF
##100844	1.00	18.42	1.14	18.42
#FFFFFF	18.42	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001646

Deuteranopia (green-blind)

#001243

Tritanopia (blue-blind)

#001A26

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #100844;
/* rgb */ color: rgb(16, 8, 68);
/* oklch */ color: oklch(20.3% 0.104 277.7);

Tailwind

colors: {
  custom: {
    50: '#584979',
    500: '#100844',
    950: '#000000',
  },
}

SCSS

$custom: #100844;
$custom-light: #584979;
$custom-dark: #000000;

JSON

{
  "hex": "#100844",
  "rgb": {
    "r": 16,
    "g": 8,
    "b": 68
  },
  "hsl": {
    "h": 248,
    "s": 78.947,
    "l": 14.902
  },
  "oklch": {
    "l": 0.20256,
    "c": 0.10437,
    "h": 277.7
  },
  "luminance": 0.00701
}

Semantic roles & 50–950 ramp

primary

#100844

secondary

#768226

accent

#F532DB

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040109

muted

#79777B

Preview Lab

Preview with #100844

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

Preview Lab → · Contrast checker → · Palette generator →