#1D349A#1D349A

#1D349A is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.1% C 0.168 H 267.4°. Best body text is #FFFFFF at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#1D349A
RGB	rgb(29, 52, 154)
HSL	hsl(229, 68%, 36%)
HSV	hsv(229, 81%, 60%)
CMYK	cmyk(81.2%, 66.2%, 0%, 39.6%)
CIE-LAB	lab(26.88, 30.27, -57.85)
CIE-LCH	lch(26.88, 65.29, 297.62°)
OKLab	oklab(38.15% -0.0076 -0.1675)
OKLCH	oklch(38.15% 0.168 267.4)
XYZ	xyz(7.5654, 5.0494, 31.1415)
Luminance	0.0505 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D349A #9A831D

analogous

#1D729A #1D349A #441D9A

triadic

#1D349A #9A1D34 #349A1D

tetradic

#1D349A #9A1D72 #9A831D #1D9A44

square

#1D349A #9A1D72 #9A831D #1D9A44

split-complementary

#1D349A #9A441D #729A1D

monochromatic

#0A1133 #132366 #1D349A #2745CE #536DDF

Accessibility & contrast

On white

10.45

#1D349A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#1D349A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D349A

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D349A	#FFFFFF	#000000	##FFFFFF
##1D349A	1.00	10.45	2.01	10.45
#FFFFFF	10.45	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469D

Deuteranopia (green-blind)

#003A98

Tritanopia (blue-blind)

#004F62

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1d349a;
/* rgb */ color: rgb(29, 52, 154);
/* oklch */ color: oklch(38.1% 0.168 267.4);

Tailwind

colors: {
  custom: {
    50: '#706bb9',
    500: '#1d349a',
    950: '#000000',
  },
}

SCSS

$custom: #1d349a;
$custom-light: #706bb9;
$custom-dark: #000000;

JSON

{
  "hex": "#1d349a",
  "rgb": {
    "r": 29,
    "g": 52,
    "b": 154
  },
  "hsl": {
    "h": 228.96,
    "s": 68.306,
    "l": 35.882
  },
  "oklch": {
    "l": 0.38147,
    "c": 0.16765,
    "h": 267.4
  },
  "luminance": 0.0505
}

Semantic roles & 50–950 ramp

primary

#1D349A

secondary

#C2AD51

accent

#CB3DEB

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #1D349A

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

Preview Lab → · Contrast checker → · Palette generator →