#101443#101443

#101443 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.3% C 0.088 H 273.2°. Best body text is #FFFFFF at 17.45:1 contrast (WCAG AA passes).

Color values

HEX	#101443
RGB	rgb(16, 20, 67)
HSL	hsl(235, 61%, 16%)
HSV	hsv(235, 76%, 26%)
CMYK	cmyk(76.1%, 70.1%, 0%, 73.7%)
CIE-LAB	lab(9.12, 16.48, -30.29)
CIE-LCH	lch(9.12, 34.49, 298.55°)
OKLab	oklab(22.32% 0.0049 -0.0874)
OKLCH	oklch(22.32% 0.088 273.2)
XYZ	xyz(1.4766, 1.0156, 5.4273)
Luminance	0.0102 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101443 #433F10

analogous

#102E43 #101443 #261043

triadic

#101443 #431014 #144310

tetradic

#101443 #43102E #433F10 #104326

square

#101443 #43102E #433F10 #104326

split-complementary

#101443 #432610 #2E4310

monochromatic

#060719 #060719 #101443 #1C2374 #2831A6

Accessibility & contrast

On white

17.45

#101443 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#101443 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101443

17.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101443	#FFFFFF	#000000	##FFFFFF
##101443	1.00	17.45	1.20	17.45
#FFFFFF	17.45	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C45

Deuteranopia (green-blind)

#001742

Tritanopia (blue-blind)

#002029

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #101443;
/* rgb */ color: rgb(16, 20, 67);
/* oklch */ color: oklch(22.3% 0.088 273.2);

Tailwind

colors: {
  custom: {
    50: '#565178',
    500: '#101443',
    950: '#000000',
  },
}

SCSS

$custom: #101443;
$custom-light: #565178;
$custom-dark: #000000;

JSON

{
  "hex": "#101443",
  "rgb": {
    "r": 16,
    "g": 20,
    "b": 67
  },
  "hsl": {
    "h": 235.294,
    "s": 61.446,
    "l": 16.275
  },
  "oklch": {
    "l": 0.22317,
    "c": 0.08752,
    "h": 273.2
  },
  "luminance": 0.01016
}

Semantic roles & 50–950 ramp

primary

#101443

secondary

#7D7732

accent

#D843E5

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030209

muted

#78787B

Preview Lab

Preview with #101443

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

Preview Lab → · Contrast checker → · Palette generator →