#1D168F#1D168F

#1D168F is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.4% C 0.184 H 271.8°. Best body text is #FFFFFF at 13.43:1 contrast (WCAG AA passes).

Color values

HEX	#1D168F
RGB	rgb(29, 22, 143)
HSL	hsl(243, 73%, 32%)
HSV	hsv(243, 85%, 56%)
CMYK	cmyk(79.7%, 84.6%, 0%, 43.9%)
CIE-LAB	lab(19.30, 44.13, -63.57)
CIE-LCH	lch(19.30, 77.39, 304.77°)
OKLab	oklab(32.38% 0.0059 -0.1839)
OKLCH	oklch(32.38% 0.184 271.8)
XYZ	xyz(5.7499, 2.8176, 26.2221)
Luminance	0.0282 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D168F #888F16

analogous

#164C8F #1D168F #59168F

triadic

#1D168F #8F1D16 #168F1D

tetradic

#1D168F #8F164C #888F16 #168F59

square

#1D168F #8F164C #888F16 #168F59

split-complementary

#1D168F #8F5916 #4C8F16

monochromatic

#070625 #120E5A #1D168F #281EC4 #483EE1

Accessibility & contrast

On white

13.43

#1D168F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#1D168F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D168F

13.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D168F	#FFFFFF	#000000	##FFFFFF
##1D168F	1.00	13.43	1.56	13.43
#FFFFFF	13.43	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003592

Deuteranopia (green-blind)

#00298D

Tritanopia (blue-blind)

#003D54

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1d168f;
/* rgb */ color: rgb(29, 22, 143);
/* oklch */ color: oklch(32.4% 0.184 271.8);

Tailwind

colors: {
  custom: {
    50: '#7057b1',
    500: '#1d168f',
    950: '#000000',
  },
}

SCSS

$custom: #1d168f;
$custom-light: #7057b1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d168f",
  "rgb": {
    "r": 29,
    "g": 22,
    "b": 143
  },
  "hsl": {
    "h": 243.471,
    "s": 73.333,
    "l": 32.353
  },
  "oklch": {
    "l": 0.32379,
    "c": 0.18403,
    "h": 271.8
  },
  "luminance": 0.02818
}

Semantic roles & 50–950 ramp

primary

#1D168F

secondary

#BAC13F

accent

#F038E5

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #1D168F

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

Preview Lab → · Contrast checker → · Palette generator →