#101683#101683

#101683 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.2% C 0.173 H 268.1°. Best body text is #FFFFFF at 14.34:1 contrast (WCAG AA passes).

Color values

HEX	#101683
RGB	rgb(16, 22, 131)
HSL	hsl(237, 78%, 29%)
HSV	hsv(237, 88%, 51%)
CMYK	cmyk(87.8%, 83.2%, 0%, 48.6%)
CIE-LAB	lab(17.09, 39.51, -59.72)
CIE-LCH	lch(17.09, 71.61, 303.49°)
OKLab	oklab(30.23% -0.0058 -0.173)
OKLCH	oklch(30.23% 0.173 268.1)
XYZ	xyz(4.5959, 2.3221, 21.6743)
Luminance	0.0232 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101683 #837D10

analogous

#105083 #101683 #441083

triadic

#101683 #831016 #168310

tetradic

#101683 #831050 #837D10 #108344

square

#101683 #831050 #837D10 #108344

split-complementary

#101683 #834410 #508310

monochromatic

#03051B #090D4C #101683 #171FBA #2932E5

Accessibility & contrast

On white

14.34

#101683 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#101683 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101683

14.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101683	#FFFFFF	#000000	##FFFFFF
##101683	1.00	14.34	1.46	14.34
#FFFFFF	14.34	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003086

Deuteranopia (green-blind)

#002481

Tritanopia (blue-blind)

#00394D

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #101683;
/* rgb */ color: rgb(16, 22, 131);
/* oklch */ color: oklch(30.2% 0.173 268.1);

Tailwind

colors: {
  custom: {
    50: '#6956a8',
    500: '#101683',
    950: '#000000',
  },
}

SCSS

$custom: #101683;
$custom-light: #6956a8;
$custom-dark: #000000;

JSON

{
  "hex": "#101683",
  "rgb": {
    "r": 16,
    "g": 22,
    "b": 131
  },
  "hsl": {
    "h": 236.87,
    "s": 78.231,
    "l": 28.824
  },
  "oklch": {
    "l": 0.30226,
    "c": 0.1731,
    "h": 268.1
  },
  "luminance": 0.02323
}

Semantic roles & 50–950 ramp

primary

#101683

secondary

#B9B236

accent

#EB33F5

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#080310

muted

#7A787F

Preview Lab

Preview with #101683

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

Preview Lab → · Contrast checker → · Palette generator →