#1D4C92#1D4C92

#1D4C92 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 42.5% C 0.126 H 258.6°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#1D4C92
RGB	rgb(29, 76, 146)
HSL	hsl(216, 67%, 34%)
HSV	hsv(216, 80%, 57%)
CMYK	cmyk(80.1%, 47.9%, 0%, 42.7%)
CIE-LAB	lab(32.93, 10.73, -43.13)
CIE-LCH	lch(32.93, 44.44, 283.97°)
OKLab	oklab(42.51% -0.025 -0.1238)
OKLCH	oklch(42.51% 0.126 258.6)
XYZ	xyz(8.2775, 7.5044, 28.2008)
Luminance	0.0751 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4C92 #92631D

analogous

#1D8792 #1D4C92 #281D92

triadic

#1D4C92 #921D4C #4C921D

tetradic

#1D4C92 #921D87 #92631D #1D9228

square

#1D4C92 #921D87 #92631D #1D9228

split-complementary

#1D4C92 #92281D #87921D

monochromatic

#09172C #13315F #1D4C92 #2767C5 #4E87DC

Accessibility & contrast

On white

8.40

#1D4C92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#1D4C92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4C92

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4C92	#FFFFFF	#000000	##FFFFFF
##1D4C92	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#265395

Deuteranopia (green-blind)

#044891

Tritanopia (blue-blind)

#005D68

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1d4c92;
/* rgb */ color: rgb(29, 76, 146);
/* oklch */ color: oklch(42.5% 0.126 258.6);

Tailwind

colors: {
  custom: {
    50: '#6c7db2',
    500: '#1d4c92',
    950: '#000000',
  },
}

SCSS

$custom: #1d4c92;
$custom-light: #6c7db2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4c92",
  "rgb": {
    "r": 29,
    "g": 76,
    "b": 146
  },
  "hsl": {
    "h": 215.897,
    "s": 66.857,
    "l": 34.314
  },
  "oklch": {
    "l": 0.42508,
    "c": 0.12634,
    "h": 258.6
  },
  "luminance": 0.07505
}

Semantic roles & 50–950 ramp

primary

#1D4C92

secondary

#BE914C

accent

#A53EEA

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1D4C92

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

Preview Lab → · Contrast checker → · Palette generator →