#101783#101783

#101783 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.4% C 0.172 H 268.0°. Best body text is #FFFFFF at 14.26:1 contrast (WCAG AA passes).

Color values

HEX	#101783
RGB	rgb(16, 23, 131)
HSL	hsl(236, 78%, 29%)
HSV	hsv(236, 88%, 51%)
CMYK	cmyk(87.8%, 82.4%, 0%, 48.6%)
CIE-LAB	lab(17.28, 38.97, -59.41)
CIE-LCH	lch(17.28, 71.05, 303.26°)
OKLab	oklab(30.35% -0.006 -0.1721)
OKLCH	oklch(30.35% 0.172 268)
XYZ	xyz(4.6154, 2.3611, 21.6808)
Luminance	0.0236 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101783 #837C10

analogous

#105183 #101783 #431083

triadic

#101783 #831017 #178310

tetradic

#101783 #831051 #837C10 #108343

square

#101783 #831051 #837C10 #108343

split-complementary

#101783 #834310 #518310

monochromatic

#03051B #090D4C #101783 #1721BA #2934E5

Accessibility & contrast

On white

14.26

#101783 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#101783 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101783

14.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101783	#FFFFFF	#000000	##FFFFFF
##101783	1.00	14.26	1.47	14.26
#FFFFFF	14.26	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.26	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: #101783;
/* rgb */ color: rgb(16, 23, 131);
/* oklch */ color: oklch(30.4% 0.172 268.0);

Tailwind

colors: {
  custom: {
    50: '#6956a8',
    500: '#101783',
    950: '#000000',
  },
}

SCSS

$custom: #101783;
$custom-light: #6956a8;
$custom-dark: #000000;

JSON

{
  "hex": "#101783",
  "rgb": {
    "r": 16,
    "g": 23,
    "b": 131
  },
  "hsl": {
    "h": 236.348,
    "s": 78.231,
    "l": 28.824
  },
  "oklch": {
    "l": 0.30355,
    "c": 0.17223,
    "h": 268
  },
  "luminance": 0.02362
}

Semantic roles & 50–950 ramp

primary

#101783

secondary

#B9B136

accent

#E933F5

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#080310

muted

#7A787F

Preview Lab

Preview with #101783

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

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