#103483#103483

#103483 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.5% C 0.139 H 262.9°. Best body text is #FFFFFF at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#103483
RGB	rgb(16, 52, 131)
HSL	hsl(221, 78%, 29%)
HSV	hsv(221, 88%, 51%)
CMYK	cmyk(87.8%, 60.3%, 0%, 48.6%)
CIE-LAB	lab(24.34, 19.97, -47.79)
CIE-LCH	lch(24.34, 51.80, 292.68°)
OKLab	oklab(35.49% -0.0172 -0.1382)
OKLCH	oklch(35.49% 0.139 262.9)
XYZ	xyz(5.5369, 4.2041, 21.9880)
Luminance	0.0420 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103483 #835F10

analogous

#106E83 #103483 #251083

triadic

#103483 #831034 #348310

tetradic

#103483 #83106E #835F10 #108325

square

#103483 #83106E #835F10 #108325

split-complementary

#103483 #832510 #6E8310

monochromatic

#030B1B #091E4C #103483 #174ABA #2964E5

Accessibility & contrast

On white

11.41

#103483 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#103483 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103483

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103483	#FFFFFF	#000000	##FFFFFF
##103483	1.00	11.41	1.84	11.41
#FFFFFF	11.41	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F86

Deuteranopia (green-blind)

#003581

Tritanopia (blue-blind)

#004856

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #103483;
/* rgb */ color: rgb(16, 52, 131);
/* oklch */ color: oklch(35.5% 0.139 262.9);

Tailwind

colors: {
  custom: {
    50: '#666aa8',
    500: '#103483',
    950: '#000000',
  },
}

SCSS

$custom: #103483;
$custom-light: #666aa8;
$custom-dark: #000000;

JSON

{
  "hex": "#103483",
  "rgb": {
    "r": 16,
    "g": 52,
    "b": 131
  },
  "hsl": {
    "h": 221.217,
    "s": 78.231,
    "l": 28.824
  },
  "oklch": {
    "l": 0.35491,
    "c": 0.13931,
    "h": 262.9
  },
  "luminance": 0.04205
}

Semantic roles & 50–950 ramp

primary

#103483

secondary

#B99036

accent

#B833F5

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #103483

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

Preview Lab → · Contrast checker → · Palette generator →