#1D2168#1D2168

#1D2168 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.6% C 0.122 H 273.7°. Best body text is #FFFFFF at 14.29:1 contrast (WCAG AA passes).

Color values

HEX	#1D2168
RGB	rgb(29, 33, 104)
HSL	hsl(237, 56%, 26%)
HSV	hsv(237, 72%, 41%)
CMYK	cmyk(72.1%, 68.3%, 0%, 59.2%)
CIE-LAB	lab(17.22, 23.93, -42.11)
CIE-LCH	lch(17.22, 48.44, 299.61°)
OKLab	oklab(29.61% 0.0079 -0.1216)
OKLCH	oklch(29.61% 0.122 273.7)
XYZ	xyz(3.5484, 2.3481, 13.3602)
Luminance	0.0235 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2168 #68641D

analogous

#1D4668 #1D2168 #3E1D68

triadic

#1D2168 #681D21 #21681D

tetradic

#1D2168 #681D46 #68641D #1D683E

square

#1D2168 #681D46 #68641D #1D683E

split-complementary

#1D2168 #683E1D #46681D

monochromatic

#070818 #101238 #1D2168 #2A3098 #3840C7

Accessibility & contrast

On white

14.29

#1D2168 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#1D2168 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2168

14.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2168	#FFFFFF	#000000	##FFFFFF
##1D2168	1.00	14.29	1.47	14.29
#FFFFFF	14.29	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E6A

Deuteranopia (green-blind)

#002767

Tritanopia (blue-blind)

#003341

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #1d2168;
/* rgb */ color: rgb(29, 33, 104);
/* oklch */ color: oklch(29.6% 0.122 273.7);

Tailwind

colors: {
  custom: {
    50: '#645c94',
    500: '#1d2168',
    950: '#000000',
  },
}

SCSS

$custom: #1d2168;
$custom-light: #645c94;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2168",
  "rgb": {
    "r": 29,
    "g": 33,
    "b": 104
  },
  "hsl": {
    "h": 236.8,
    "s": 56.391,
    "l": 26.078
  },
  "oklch": {
    "l": 0.29609,
    "c": 0.12182,
    "h": 273.7
  },
  "luminance": 0.02348
}

Semantic roles & 50–950 ramp

primary

#1D2168

secondary

#9D9844

accent

#D848E0

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06040D

muted

#7A797E

Preview Lab

Preview with #1D2168

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

Preview Lab → · Contrast checker → · Palette generator →