#1D346E#1D346E

#1D346E is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.2% C 0.105 H 265.0°. Best body text is #FFFFFF at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#1D346E
RGB	rgb(29, 52, 110)
HSL	hsl(223, 58%, 27%)
HSV	hsv(223, 74%, 43%)
CMYK	cmyk(73.6%, 52.7%, 0%, 56.9%)
CIE-LAB	lab(23.14, 12.80, -36.38)
CIE-LCH	lch(23.14, 38.56, 289.39°)
OKLab	oklab(34.2% -0.0091 -0.1044)
OKLCH	oklch(34.2% 0.105 265)
XYZ	xyz(4.5482, 3.8425, 15.2508)
Luminance	0.0384 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D346E #6E571D

analogous

#1D5D6E #1D346E #2F1D6E

triadic

#1D346E #6E1D34 #346E1D

tetradic

#1D346E #6E1D5D #6E571D #1D6E2F

square

#1D346E #6E1D5D #6E571D #1D6E2F

split-complementary

#1D346E #6E2F1D #5D6E1D

monochromatic

#060B18 #101D3E #1D346E #2A4B9E #3A63CB

Accessibility & contrast

On white

11.87

#1D346E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#1D346E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D346E

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D346E	#FFFFFF	#000000	##FFFFFF
##1D346E	1.00	11.87	1.77	11.87
#FFFFFF	11.87	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#123B70

Deuteranopia (green-blind)

#00346D

Tritanopia (blue-blind)

#00424B

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1d346e;
/* rgb */ color: rgb(29, 52, 110);
/* oklch */ color: oklch(34.2% 0.105 265.0);

Tailwind

colors: {
  custom: {
    50: '#646b98',
    500: '#1d346e',
    950: '#000000',
  },
}

SCSS

$custom: #1d346e;
$custom-light: #646b98;
$custom-dark: #000000;

JSON

{
  "hex": "#1d346e",
  "rgb": {
    "r": 29,
    "g": 52,
    "b": 110
  },
  "hsl": {
    "h": 222.963,
    "s": 58.273,
    "l": 27.255
  },
  "oklch": {
    "l": 0.34196,
    "c": 0.10484,
    "h": 265
  },
  "luminance": 0.03843
}

Semantic roles & 50–950 ramp

primary

#1D346E

secondary

#A28844

accent

#B546E1

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #1D346E

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

Preview Lab → · Contrast checker → · Palette generator →