#1D4594#1D4594

#1D4594 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.1% C 0.138 H 262.1°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#1D4594
RGB	rgb(29, 69, 148)
HSL	hsl(220, 67%, 35%)
HSV	hsv(220, 80%, 58%)
CMYK	cmyk(80.4%, 53.4%, 0%, 42%)
CIE-LAB	lab(31.01, 16.31, -47.45)
CIE-LCH	lch(31.01, 50.17, 288.97°)
OKLab	oklab(41.08% -0.019 -0.1367)
OKLCH	oklch(41.08% 0.138 262.1)
XYZ	xyz(7.9782, 6.6546, 28.8752)
Luminance	0.0666 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4594 #946C1D

analogous

#1D8194 #1D4594 #311D94

triadic

#1D4594 #941D45 #45941D

tetradic

#1D4594 #941D81 #946C1D #1D9431

square

#1D4594 #941D81 #946C1D #1D9431

split-complementary

#1D4594 #94311D #81941D

monochromatic

#09152E #132D61 #1D4594 #275DC7 #4F7EDC

Accessibility & contrast

On white

9.01

#1D4594 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#1D4594 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4594

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4594	#FFFFFF	#000000	##FFFFFF
##1D4594	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C4F97

Deuteranopia (green-blind)

#004492

Tritanopia (blue-blind)

#005865

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1d4594;
/* rgb */ color: rgb(29, 69, 148);
/* oklch */ color: oklch(41.1% 0.138 262.1);

Tailwind

colors: {
  custom: {
    50: '#6d78b4',
    500: '#1d4594',
    950: '#000000',
  },
}

SCSS

$custom: #1d4594;
$custom-light: #6d78b4;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4594",
  "rgb": {
    "r": 29,
    "g": 69,
    "b": 148
  },
  "hsl": {
    "h": 219.832,
    "s": 67.232,
    "l": 34.706
  },
  "oklch": {
    "l": 0.41082,
    "c": 0.13802,
    "h": 262.1
  },
  "luminance": 0.06656
}

Semantic roles & 50–950 ramp

primary

#1D4594

secondary

#BF994E

accent

#B03EEA

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1D4594

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

Preview Lab → · Contrast checker → · Palette generator →