#1D1353#1D1353

#1D1353 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.9% C 0.110 H 282.1°. Best body text is #FFFFFF at 16.53:1 contrast (WCAG AA passes).

Color values

HEX	#1D1353
RGB	rgb(29, 19, 83)
HSL	hsl(249, 63%, 20%)
HSV	hsv(249, 77%, 33%)
CMYK	cmyk(65.1%, 77.1%, 0%, 67.5%)
CIE-LAB	lab(11.63, 25.54, -37.24)
CIE-LCH	lch(11.63, 45.15, 304.44°)
OKLab	oklab(24.93% 0.0229 -0.1073)
OKLCH	oklch(24.93% 0.11 282.1)
XYZ	xyz(2.3004, 1.3513, 8.3215)
Luminance	0.0135 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1353 #495313

analogous

#132953 #1D1353 #3D1353

triadic

#1D1353 #531D13 #13531D

tetradic

#1D1353 #531329 #495313 #13533D

square

#1D1353 #531329 #495313 #13533D

split-complementary

#1D1353 #533D13 #295313

monochromatic

#090619 #0C0821 #1D1353 #2E1E85 #402AB7

Accessibility & contrast

On white

16.53

#1D1353 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#1D1353 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1353

16.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1353	#FFFFFF	#000000	##FFFFFF
##1D1353	1.00	16.53	1.27	16.53
#FFFFFF	16.53	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002155

Deuteranopia (green-blind)

#001C52

Tritanopia (blue-blind)

#002431

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #1d1353;
/* rgb */ color: rgb(29, 19, 83);
/* oklch */ color: oklch(24.9% 0.110 282.1);

Tailwind

colors: {
  custom: {
    50: '#615284',
    500: '#1d1353',
    950: '#000000',
  },
}

SCSS

$custom: #1d1353;
$custom-light: #615284;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1353",
  "rgb": {
    "r": 29,
    "g": 19,
    "b": 83
  },
  "hsl": {
    "h": 249.375,
    "s": 62.745,
    "l": 20
  },
  "oklch": {
    "l": 0.24925,
    "c": 0.10972,
    "h": 282.1
  },
  "luminance": 0.01351
}

Semantic roles & 50–950 ramp

primary

#1D1353

secondary

#7E8B36

accent

#E642CC

background

#F6F4F8

surface

#EBE7EF

border

#C6C3CA

text

#05020B

muted

#7A787C

Preview Lab

Preview with #1D1353

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

Preview Lab → · Contrast checker → · Palette generator →