#1D4393#1D4393

#1D4393 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.6% C 0.139 H 262.7°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#1D4393
RGB	rgb(29, 67, 147)
HSL	hsl(221, 67%, 35%)
HSV	hsv(221, 80%, 58%)
CMYK	cmyk(80.3%, 54.4%, 0%, 42.4%)
CIE-LAB	lab(30.35, 17.28, -47.89)
CIE-LCH	lch(30.35, 50.91, 289.84°)
OKLab	oklab(40.56% -0.0176 -0.138)
OKLCH	oklch(40.56% 0.139 262.7)
XYZ	xyz(7.7784, 6.3812, 28.4198)
Luminance	0.0638 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4393 #936D1D

analogous

#1D7E93 #1D4393 #321D93

triadic

#1D4393 #931D43 #43931D

tetradic

#1D4393 #931D7E #936D1D #1D9332

square

#1D4393 #931D7E #936D1D #1D9332

split-complementary

#1D4393 #93321D #7E931D

monochromatic

#09142D #132C60 #1D4393 #275AC6 #4E7CDC

Accessibility & contrast

On white

9.23

#1D4393 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#1D4393 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4393

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4393	#FFFFFF	#000000	##FFFFFF
##1D4393	1.00	9.23	2.28	9.23
#FFFFFF	9.23	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#044D96

Deuteranopia (green-blind)

#004291

Tritanopia (blue-blind)

#005764

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1d4393;
/* rgb */ color: rgb(29, 67, 147);
/* oklch */ color: oklch(40.6% 0.139 262.7);

Tailwind

colors: {
  custom: {
    50: '#6d76b3',
    500: '#1d4393',
    950: '#000000',
  },
}

SCSS

$custom: #1d4393;
$custom-light: #6d76b3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4393",
  "rgb": {
    "r": 29,
    "g": 67,
    "b": 147
  },
  "hsl": {
    "h": 220.678,
    "s": 67.045,
    "l": 34.51
  },
  "oklch": {
    "l": 0.40562,
    "c": 0.13917,
    "h": 262.7
  },
  "luminance": 0.06382
}

Semantic roles & 50–950 ramp

primary

#1D4393

secondary

#BF9A4D

accent

#B33EEA

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1D4393

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

Preview Lab → · Contrast checker → · Palette generator →