#1D1690#1D1690

#1D1690 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.5% C 0.185 H 271.7°. Best body text is #FFFFFF at 13.38:1 contrast (WCAG AA passes).

Color values

HEX	#1D1690
RGB	rgb(29, 22, 144)
HSL	hsl(243, 73%, 33%)
HSV	hsv(243, 85%, 56%)
CMYK	cmyk(79.9%, 84.7%, 0%, 43.5%)
CIE-LAB	lab(19.42, 44.45, -63.99)
CIE-LCH	lch(19.42, 77.91, 304.79°)
OKLab	oklab(32.5% 0.0056 -0.1851)
OKLCH	oklch(32.5% 0.185 271.7)
XYZ	xyz(5.8260, 2.8480, 26.6228)
Luminance	0.0285 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1690 #899016

analogous

#164C90 #1D1690 #5A1690

triadic

#1D1690 #901D16 #16901D

tetradic

#1D1690 #90164C #899016 #16905A

square

#1D1690 #90164C #899016 #16905A

split-complementary

#1D1690 #905A16 #4C9016

monochromatic

#080626 #120E5B #1D1690 #281EC5 #483FE2

Accessibility & contrast

On white

13.38

#1D1690 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#1D1690 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1690

13.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1690	#FFFFFF	#000000	##FFFFFF
##1D1690	1.00	13.38	1.57	13.38
#FFFFFF	13.38	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003593

Deuteranopia (green-blind)

#00298E

Tritanopia (blue-blind)

#003E55

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1d1690;
/* rgb */ color: rgb(29, 22, 144);
/* oklch */ color: oklch(32.5% 0.185 271.7);

Tailwind

colors: {
  custom: {
    50: '#7058b2',
    500: '#1d1690',
    950: '#000000',
  },
}

SCSS

$custom: #1d1690;
$custom-light: #7058b2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1690",
  "rgb": {
    "r": 29,
    "g": 22,
    "b": 144
  },
  "hsl": {
    "h": 243.443,
    "s": 73.494,
    "l": 32.549
  },
  "oklch": {
    "l": 0.32502,
    "c": 0.18523,
    "h": 271.7
  },
  "luminance": 0.02849
}

Semantic roles & 50–950 ramp

primary

#1D1690

secondary

#BAC240

accent

#F038E6

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #1D1690

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

Preview Lab → · Contrast checker → · Palette generator →