#1D3482#1D3482

#1D3482 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.9% C 0.134 H 266.8°. Best body text is #FFFFFF at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#1D3482
RGB	rgb(29, 52, 130)
HSL	hsl(226, 64%, 31%)
HSV	hsv(226, 78%, 51%)
CMYK	cmyk(77.7%, 60%, 0%, 49%)
CIE-LAB	lab(24.73, 20.87, -46.51)
CIE-LCH	lch(24.73, 50.97, 294.17°)
OKLab	oklab(35.89% -0.0075 -0.1342)
OKLCH	oklch(35.89% 0.134 266.8)
XYZ	xyz(5.7625, 4.3283, 21.6465)
Luminance	0.0433 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D3482 #826B1D

analogous

#1D6682 #1D3482 #381D82

triadic

#1D3482 #821D34 #34821D

tetradic

#1D3482 #821D66 #826B1D #1D8238

square

#1D3482 #821D66 #826B1D #1D8238

split-complementary

#1D3482 #82381D #66821D

monochromatic

#070C1E #122050 #1D3482 #2848B4 #4465D5

Accessibility & contrast

On white

11.26

#1D3482 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#1D3482 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3482

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D3482	#FFFFFF	#000000	##FFFFFF
##1D3482	1.00	11.26	1.87	11.26
#FFFFFF	11.26	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004085

Deuteranopia (green-blind)

#003680

Tritanopia (blue-blind)

#004855

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1d3482;
/* rgb */ color: rgb(29, 52, 130);
/* oklch */ color: oklch(35.9% 0.134 266.8);

Tailwind

colors: {
  custom: {
    50: '#696ba7',
    500: '#1d3482',
    950: '#000000',
  },
}

SCSS

$custom: #1d3482;
$custom-light: #696ba7;
$custom-dark: #000000;

JSON

{
  "hex": "#1d3482",
  "rgb": {
    "r": 29,
    "g": 52,
    "b": 130
  },
  "hsl": {
    "h": 226.337,
    "s": 63.522,
    "l": 31.176
  },
  "oklch": {
    "l": 0.35893,
    "c": 0.13445,
    "h": 266.8
  },
  "luminance": 0.04329
}

Semantic roles & 50–950 ramp

primary

#1D3482

secondary

#B59C46

accent

#C141E7

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1D3482

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

Preview Lab → · Contrast checker → · Palette generator →