#1D4498#1D4498

#1D4498 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.2% C 0.145 H 262.9°. Best body text is #FFFFFF at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#1D4498
RGB	rgb(29, 68, 152)
HSL	hsl(221, 68%, 35%)
HSV	hsv(221, 81%, 60%)
CMYK	cmyk(80.9%, 55.3%, 0%, 40.4%)
CIE-LAB	lab(31.02, 18.60, -49.86)
CIE-LCH	lch(31.02, 53.21, 290.46°)
OKLab	oklab(41.19% -0.0179 -0.1438)
OKLCH	oklch(41.19% 0.145 262.9)
XYZ	xyz(8.2393, 6.6615, 30.5512)
Luminance	0.0666 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4498 #98711D

analogous

#1D8198 #1D4498 #341D98

triadic

#1D4498 #981D44 #44981D

tetradic

#1D4498 #981D81 #98711D #1D9834

square

#1D4498 #981D81 #98711D #1D9834

split-complementary

#1D4498 #98341D #81981D

monochromatic

#091631 #132D65 #1D4498 #275BCB #527EDE

Accessibility & contrast

On white

9.00

#1D4498 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#1D4498 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4498

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4498	#FFFFFF	#000000	##FFFFFF
##1D4498	1.00	9.00	2.33	9.00
#FFFFFF	9.00	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004F9B

Deuteranopia (green-blind)

#004496

Tritanopia (blue-blind)

#005967

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1d4498;
/* rgb */ color: rgb(29, 68, 152);
/* oklch */ color: oklch(41.2% 0.145 262.9);

Tailwind

colors: {
  custom: {
    50: '#6e77b7',
    500: '#1d4498',
    950: '#000000',
  },
}

SCSS

$custom: #1d4498;
$custom-light: #6e77b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4498",
  "rgb": {
    "r": 29,
    "g": 68,
    "b": 152
  },
  "hsl": {
    "h": 220.976,
    "s": 67.956,
    "l": 35.49
  },
  "oklch": {
    "l": 0.4119,
    "c": 0.14492,
    "h": 262.9
  },
  "luminance": 0.06662
}

Semantic roles & 50–950 ramp

primary

#1D4498

secondary

#C19D50

accent

#B43DEB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1D4498

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

Preview Lab → · Contrast checker → · Palette generator →