#1D1373#1D1373

#1D1373 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.6% C 0.152 H 275.5°. Best body text is #FFFFFF at 15.08:1 contrast (WCAG AA passes).

Color values

HEX	#1D1373
RGB	rgb(29, 19, 115)
HSL	hsl(246, 72%, 26%)
HSV	hsv(246, 83%, 45%)
CMYK	cmyk(74.8%, 83.5%, 0%, 54.9%)
CIE-LAB	lab(15.30, 36.55, -52.43)
CIE-LCH	lch(15.30, 63.92, 304.88°)
OKLab	oklab(28.6% 0.0145 -0.1516)
OKLCH	oklch(28.6% 0.152 275.5)
XYZ	xyz(3.8331, 1.9644, 16.3935)
Luminance	0.0197 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1373 #697313

analogous

#133973 #1D1373 #4D1373

triadic

#1D1373 #731D13 #13731D

tetradic

#1D1373 #731339 #697313 #13734D

square

#1D1373 #731339 #697313 #13734D

split-complementary

#1D1373 #734D13 #397313

monochromatic

#07041A #100A3E #1D1373 #2A1CA8 #3825DB

Accessibility & contrast

On white

15.08

#1D1373 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#1D1373 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1373

15.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1373	#FFFFFF	#000000	##FFFFFF
##1D1373	1.00	15.08	1.39	15.08
#FFFFFF	15.08	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A76

Deuteranopia (green-blind)

#002271

Tritanopia (blue-blind)

#003143

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #1d1373;
/* rgb */ color: rgb(29, 19, 115);
/* oklch */ color: oklch(28.6% 0.152 275.5);

Tailwind

colors: {
  custom: {
    50: '#69549c',
    500: '#1d1373',
    950: '#000000',
  },
}

SCSS

$custom: #1d1373;
$custom-light: #69549c;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1373",
  "rgb": {
    "r": 29,
    "g": 19,
    "b": 115
  },
  "hsl": {
    "h": 246.25,
    "s": 71.642,
    "l": 26.275
  },
  "oklch": {
    "l": 0.28599,
    "c": 0.15229,
    "h": 275.5
  },
  "luminance": 0.01965
}

Semantic roles & 50–950 ramp

primary

#1D1373

secondary

#9EAA38

accent

#EE39DC

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1D1373

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

Preview Lab → · Contrast checker → · Palette generator →