#102783#102783

#102783 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.9% C 0.156 H 266.1°. Best body text is #FFFFFF at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#102783
RGB	rgb(16, 39, 131)
HSL	hsl(228, 78%, 29%)
HSV	hsv(228, 88%, 51%)
CMYK	cmyk(87.8%, 70.2%, 0%, 48.6%)
CIE-LAB	lab(20.82, 29.05, -53.55)
CIE-LCH	lch(20.82, 60.92, 298.48°)
OKLab	oklab(32.89% -0.0106 -0.1552)
OKLCH	oklch(32.89% 0.156 266.1)
XYZ	xyz(5.0345, 3.1993, 21.8205)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102783 #836C10

analogous

#106183 #102783 #331083

triadic

#102783 #831027 #278310

tetradic

#102783 #831061 #836C10 #108333

square

#102783 #831061 #836C10 #108333

split-complementary

#102783 #833310 #618310

monochromatic

#03081B #09174C #102783 #1737BA #294EE5

Accessibility & contrast

On white

12.80

#102783 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#102783 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102783

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102783	#FFFFFF	#000000	##FFFFFF
##102783	1.00	12.80	1.64	12.80
#FFFFFF	12.80	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003886

Deuteranopia (green-blind)

#002D81

Tritanopia (blue-blind)

#004051

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #102783;
/* rgb */ color: rgb(16, 39, 131);
/* oklch */ color: oklch(32.9% 0.156 266.1);

Tailwind

colors: {
  custom: {
    50: '#6761a8',
    500: '#102783',
    950: '#000000',
  },
}

SCSS

$custom: #102783;
$custom-light: #6761a8;
$custom-dark: #000000;

JSON

{
  "hex": "#102783",
  "rgb": {
    "r": 16,
    "g": 39,
    "b": 131
  },
  "hsl": {
    "h": 228,
    "s": 78.231,
    "l": 28.824
  },
  "oklch": {
    "l": 0.32891,
    "c": 0.15559,
    "h": 266.1
  },
  "luminance": 0.032
}

Semantic roles & 50–950 ramp

primary

#102783

secondary

#B99F36

accent

#CE33F5

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#070510

muted

#7A797F

Preview Lab

Preview with #102783

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

Preview Lab → · Contrast checker → · Palette generator →