#1D4484#1D4484

#1D4484 is a dark, moderate blue. Relative luminance 0.061; OKLCH L 39.6% C 0.116 H 259.8°. Best body text is #FFFFFF at 9.49:1 contrast (WCAG AA passes).

Color values

HEX	#1D4484
RGB	rgb(29, 68, 132)
HSL	hsl(217, 64%, 32%)
HSV	hsv(217, 78%, 52%)
CMYK	cmyk(78%, 48.5%, 0%, 48.2%)
CIE-LAB	lab(29.56, 10.53, -39.93)
CIE-LCH	lch(29.56, 41.29, 284.77°)
OKLab	oklab(39.61% -0.0205 -0.1146)
OKLCH	oklch(39.61% 0.116 259.8)
XYZ	xyz(6.7372, 6.0606, 22.6401)
Luminance	0.0606 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4484 #845D1D

analogous

#1D7884 #1D4484 #2A1D84

triadic

#1D4484 #841D44 #44841D

tetradic

#1D4484 #841D78 #845D1D #1D842A

square

#1D4484 #841D78 #845D1D #1D842A

split-complementary

#1D4484 #842A1D #78841D

monochromatic

#071020 #122A52 #1D4484 #285EB6 #457CD6

Accessibility & contrast

On white

9.49

#1D4484 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#1D4484 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4484

9.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4484	#FFFFFF	#000000	##FFFFFF
##1D4484	1.00	9.49	2.21	9.49
#FFFFFF	9.49	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214B86

Deuteranopia (green-blind)

#054183

Tritanopia (blue-blind)

#00535D

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1d4484;
/* rgb */ color: rgb(29, 68, 132);
/* oklch */ color: oklch(39.6% 0.116 259.8);

Tailwind

colors: {
  custom: {
    50: '#6977a8',
    500: '#1d4484',
    950: '#000000',
  },
}

SCSS

$custom: #1d4484;
$custom-light: #6977a8;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4484",
  "rgb": {
    "r": 29,
    "g": 68,
    "b": 132
  },
  "hsl": {
    "h": 217.282,
    "s": 63.975,
    "l": 31.569
  },
  "oklch": {
    "l": 0.39613,
    "c": 0.11641,
    "h": 259.8
  },
  "luminance": 0.06061
}

Semantic roles & 50–950 ramp

primary

#1D4484

secondary

#B78C46

accent

#A841E7

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1D4484

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

Preview Lab → · Contrast checker → · Palette generator →