#1D4B92#1D4B92

#1D4B92 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.3% C 0.128 H 259.1°. Best body text is #FFFFFF at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#1D4B92
RGB	rgb(29, 75, 146)
HSL	hsl(216, 67%, 34%)
HSV	hsv(216, 80%, 57%)
CMYK	cmyk(80.1%, 48.6%, 0%, 42.7%)
CIE-LAB	lab(32.63, 11.41, -43.61)
CIE-LCH	lch(32.63, 45.07, 284.66°)
OKLab	oklab(42.28% -0.0241 -0.1253)
OKLCH	oklch(42.28% 0.128 259.1)
XYZ	xyz(8.2092, 7.3677, 28.1780)
Luminance	0.0737 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4B92 #92641D

analogous

#1D8692 #1D4B92 #291D92

triadic

#1D4B92 #921D4B #4B921D

tetradic

#1D4B92 #921D86 #92641D #1D9229

square

#1D4B92 #921D86 #92641D #1D9229

split-complementary

#1D4B92 #92291D #86921D

monochromatic

#09172C #13315F #1D4B92 #2765C5 #4E86DC

Accessibility & contrast

On white

8.49

#1D4B92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#1D4B92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4B92

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4B92	#FFFFFF	#000000	##FFFFFF
##1D4B92	1.00	8.49	2.47	8.49
#FFFFFF	8.49	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#235295

Deuteranopia (green-blind)

#004891

Tritanopia (blue-blind)

#005C67

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1d4b92;
/* rgb */ color: rgb(29, 75, 146);
/* oklch */ color: oklch(42.3% 0.128 259.1);

Tailwind

colors: {
  custom: {
    50: '#6c7cb2',
    500: '#1d4b92',
    950: '#000000',
  },
}

SCSS

$custom: #1d4b92;
$custom-light: #6c7cb2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4b92",
  "rgb": {
    "r": 29,
    "g": 75,
    "b": 146
  },
  "hsl": {
    "h": 216.41,
    "s": 66.857,
    "l": 34.314
  },
  "oklch": {
    "l": 0.42278,
    "c": 0.12759,
    "h": 259.1
  },
  "luminance": 0.07369
}

Semantic roles & 50–950 ramp

primary

#1D4B92

secondary

#BE924C

accent

#A63EEA

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1D4B92

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

Preview Lab → · Contrast checker → · Palette generator →