#100945#100945

#100945 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 20.5% C 0.105 H 277.1°. Best body text is #FFFFFF at 18.31:1 contrast (WCAG AA passes).

Color values

HEX	#100945
RGB	rgb(16, 9, 69)
HSL	hsl(247, 77%, 15%)
HSV	hsv(247, 87%, 27%)
CMYK	cmyk(76.8%, 87%, 0%, 72.9%)
CIE-LAB	lab(6.64, 24.55, -35.77)
CIE-LCH	lch(6.64, 43.38, 304.45°)
OKLab	oklab(20.54% 0.013 -0.1038)
OKLCH	oklch(20.54% 0.105 277.1)
XYZ	xyz(1.3852, 0.7351, 5.6980)
Luminance	0.0073 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100945 #3E4509

analogous

#092045 #100945 #2E0945

triadic

#100945 #451009 #094510

tetradic

#100945 #450920 #3E4509 #09452E

square

#100945 #450920 #3E4509 #09452E

split-complementary

#100945 #452E09 #204509

monochromatic

#06041B #06041B #100945 #1D107B #2917B1

Accessibility & contrast

On white

18.31

#100945 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#100945 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100945

18.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100945	#FFFFFF	#000000	##FFFFFF
##100945	1.00	18.31	1.15	18.31
#FFFFFF	18.31	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001747

Deuteranopia (green-blind)

#001244

Tritanopia (blue-blind)

#001B27

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #100945;
/* rgb */ color: rgb(16, 9, 69);
/* oklch */ color: oklch(20.5% 0.105 277.1);

Tailwind

colors: {
  custom: {
    50: '#584a79',
    500: '#100945',
    950: '#000000',
  },
}

SCSS

$custom: #100945;
$custom-light: #584a79;
$custom-dark: #000000;

JSON

{
  "hex": "#100945",
  "rgb": {
    "r": 16,
    "g": 9,
    "b": 69
  },
  "hsl": {
    "h": 247,
    "s": 76.923,
    "l": 15.294
  },
  "oklch": {
    "l": 0.20541,
    "c": 0.10461,
    "h": 277.1
  },
  "luminance": 0.00735
}

Semantic roles & 50–950 ramp

primary

#100945

secondary

#788327

accent

#F334DD

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040109

muted

#79777B

Preview Lab

Preview with #100945

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

Preview Lab → · Contrast checker → · Palette generator →