#1D3C92#1D3C92

#1D3C92 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.0% C 0.147 H 265.1°. Best body text is #FFFFFF at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#1D3C92
RGB	rgb(29, 60, 146)
HSL	hsl(224, 67%, 34%)
HSV	hsv(224, 80%, 57%)
CMYK	cmyk(80.1%, 58.9%, 0%, 42.7%)
CIE-LAB	lab(28.29, 21.70, -50.63)
CIE-LCH	lch(28.29, 55.08, 293.20°)
OKLab	oklab(38.98% -0.0126 -0.1462)
OKLCH	oklch(38.98% 0.147 265.1)
XYZ	xyz(7.3090, 5.5674, 27.8780)
Luminance	0.0557 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D3C92 #92731D

analogous

#1D7792 #1D3C92 #391D92

triadic

#1D3C92 #921D3C #3C921D

tetradic

#1D3C92 #921D77 #92731D #1D9239

square

#1D3C92 #921D77 #92731D #1D9239

split-complementary

#1D3C92 #92391D #77921D

monochromatic

#09122C #13275F #1D3C92 #2751C5 #4E73DC

Accessibility & contrast

On white

9.94

#1D3C92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#1D3C92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3C92

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D3C92	#FFFFFF	#000000	##FFFFFF
##1D3C92	1.00	9.94	2.11	9.94
#FFFFFF	9.94	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004895

Deuteranopia (green-blind)

#003E90

Tritanopia (blue-blind)

#005261

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #1d3c92;
/* rgb */ color: rgb(29, 60, 146);
/* oklch */ color: oklch(39.0% 0.147 265.1);

Tailwind

colors: {
  custom: {
    50: '#6d71b3',
    500: '#1d3c92',
    950: '#000000',
  },
}

SCSS

$custom: #1d3c92;
$custom-light: #6d71b3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d3c92",
  "rgb": {
    "r": 29,
    "g": 60,
    "b": 146
  },
  "hsl": {
    "h": 224.103,
    "s": 66.857,
    "l": 34.314
  },
  "oklch": {
    "l": 0.38982,
    "c": 0.14676,
    "h": 265.1
  },
  "luminance": 0.05568
}

Semantic roles & 50–950 ramp

primary

#1D3C92

secondary

#BEA04C

accent

#BC3EEA

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #1D3C92

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

Preview Lab → · Contrast checker → · Palette generator →