#1D1868#1D1868

#1D1868 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.0% C 0.133 H 276.3°. Best body text is #FFFFFF at 15.19:1 contrast (WCAG AA passes).

Color values

HEX	#1D1868
RGB	rgb(29, 24, 104)
HSL	hsl(244, 63%, 25%)
HSV	hsv(244, 77%, 41%)
CMYK	cmyk(72.1%, 76.9%, 0%, 59.2%)
CIE-LAB	lab(15.03, 29.89, -45.71)
CIE-LCH	lch(15.03, 54.61, 303.18°)
OKLab	oklab(28.03% 0.0145 -0.1321)
OKLCH	oklch(28.03% 0.133 276.3)
XYZ	xyz(3.3312, 1.9137, 13.2878)
Luminance	0.0191 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1868 #636818

analogous

#183B68 #1D1868 #451868

triadic

#1D1868 #681D18 #18681D

tetradic

#1D1868 #68183B #636818 #186845

square

#1D1868 #68183B #636818 #186845

split-complementary

#1D1868 #684518 #3B6818

monochromatic

#070619 #0F0D36 #1D1868 #2B239A #392FCB

Accessibility & contrast

On white

15.19

#1D1868 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#1D1868 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1868

15.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1868	#FFFFFF	#000000	##FFFFFF
##1D1868	1.00	15.19	1.38	15.19
#FFFFFF	15.19	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00296A

Deuteranopia (green-blind)

#002267

Tritanopia (blue-blind)

#002F3E

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #1d1868;
/* rgb */ color: rgb(29, 24, 104);
/* oklch */ color: oklch(28.0% 0.133 276.3);

Tailwind

colors: {
  custom: {
    50: '#655694',
    500: '#1d1868',
    950: '#000000',
  },
}

SCSS

$custom: #1d1868;
$custom-light: #655694;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1868",
  "rgb": {
    "r": 29,
    "g": 24,
    "b": 104
  },
  "hsl": {
    "h": 243.75,
    "s": 62.5,
    "l": 25.098
  },
  "oklch": {
    "l": 0.2803,
    "c": 0.13288,
    "h": 276.3
  },
  "luminance": 0.01914
}

Semantic roles & 50–950 ramp

primary

#1D1868

secondary

#989E3E

accent

#E642DB

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #1D1868

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

Preview Lab → · Contrast checker → · Palette generator →