#101044#101044

#101044 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.6% C 0.095 H 275.0°. Best body text is #FFFFFF at 17.80:1 contrast (WCAG AA passes).

Color values

HEX	#101044
RGB	rgb(16, 16, 68)
HSL	hsl(240, 62%, 16%)
HSV	hsv(240, 76%, 27%)
CMYK	cmyk(76.5%, 76.5%, 0%, 73.3%)
CIE-LAB	lab(8.11, 19.85, -32.65)
CIE-LCH	lch(8.11, 38.21, 301.30°)
OKLab	oklab(21.61% 0.0083 -0.0943)
OKLCH	oklch(21.61% 0.095 275)
XYZ	xyz(1.4420, 0.8980, 5.5651)
Luminance	0.0090 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 2.39

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101044 #444410

analogous

#102A44 #101044 #2A1044

triadic

#101044 #441010 #104410

tetradic

#101044 #44102A #444410 #10442A

square

#101044 #44102A #444410 #10442A

split-complementary

#101044 #442A10 #2A4410

monochromatic

#060619 #060619 #101044 #1C1C76 #2727A7

Accessibility & contrast

On white

17.80

#101044 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#101044 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101044

17.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101044	#FFFFFF	#000000	##FFFFFF
##101044	1.00	17.80	1.18	17.80
#FFFFFF	17.80	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A46

Deuteranopia (green-blind)

#001543

Tritanopia (blue-blind)

#001E28

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #101044;
/* rgb */ color: rgb(16, 16, 68);
/* oklch */ color: oklch(21.6% 0.095 275.0);

Tailwind

colors: {
  custom: {
    50: '#574e78',
    500: '#101044',
    950: '#000000',
  },
}

SCSS

$custom: #101044;
$custom-light: #574e78;
$custom-dark: #000000;

JSON

{
  "hex": "#101044",
  "rgb": {
    "r": 16,
    "g": 16,
    "b": 68
  },
  "hsl": {
    "h": 240,
    "s": 61.905,
    "l": 16.471
  },
  "oklch": {
    "l": 0.21612,
    "c": 0.09468,
    "h": 275
  },
  "luminance": 0.00898
}

Semantic roles & 50–950 ramp

primary

#101044

secondary

#7E7E32

accent

#E543E5

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040109

muted

#79777B

Preview Lab

Preview with #101044

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

Preview Lab → · Contrast checker → · Palette generator →