#1D168E#1D168E

#1D168E is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.3% C 0.183 H 271.9°. Best body text is #FFFFFF at 13.48:1 contrast (WCAG AA passes).

Color values

HEX	#1D168E
RGB	rgb(29, 22, 142)
HSL	hsl(244, 73%, 32%)
HSV	hsv(244, 85%, 56%)
CMYK	cmyk(79.6%, 84.5%, 0%, 44.3%)
CIE-LAB	lab(19.17, 43.82, -63.16)
CIE-LCH	lch(19.17, 76.87, 304.75°)
OKLab	oklab(32.26% 0.0062 -0.1827)
OKLCH	oklch(32.26% 0.183 271.9)
XYZ	xyz(5.6744, 2.7874, 25.8249)
Luminance	0.0279 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D168E #878E16

analogous

#164B8E #1D168E #59168E

triadic

#1D168E #8E1D16 #168E1D

tetradic

#1D168E #8E164B #878E16 #168E59

square

#1D168E #8E164B #878E16 #168E59

split-complementary

#1D168E #8E5916 #4B8E16

monochromatic

#070624 #120E59 #1D168E #281EC3 #473DE1

Accessibility & contrast

On white

13.48

#1D168E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#1D168E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D168E

13.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D168E	#FFFFFF	#000000	##FFFFFF
##1D168E	1.00	13.48	1.56	13.48
#FFFFFF	13.48	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003491

Deuteranopia (green-blind)

#00288C

Tritanopia (blue-blind)

#003D54

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1d168e;
/* rgb */ color: rgb(29, 22, 142);
/* oklch */ color: oklch(32.3% 0.183 271.9);

Tailwind

colors: {
  custom: {
    50: '#7057b0',
    500: '#1d168e',
    950: '#000000',
  },
}

SCSS

$custom: #1d168e;
$custom-light: #7057b0;
$custom-dark: #000000;

JSON

{
  "hex": "#1d168e",
  "rgb": {
    "r": 29,
    "g": 22,
    "b": 142
  },
  "hsl": {
    "h": 243.5,
    "s": 73.171,
    "l": 32.157
  },
  "oklch": {
    "l": 0.32255,
    "c": 0.18285,
    "h": 271.9
  },
  "luminance": 0.02788
}

Semantic roles & 50–950 ramp

primary

#1D168E

secondary

#B9C13F

accent

#F038E5

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #1D168E

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

Preview Lab → · Contrast checker → · Palette generator →