#1D1180#1D1180

#1D1180 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 30.0% C 0.170 H 273.8°. Best body text is #FFFFFF at 14.54:1 contrast (WCAG AA passes).

Color values

HEX	#1D1180
RGB	rgb(29, 17, 128)
HSL	hsl(246, 77%, 28%)
HSV	hsv(246, 87%, 50%)
CMYK	cmyk(77.3%, 86.7%, 0%, 49.8%)
CIE-LAB	lab(16.60, 41.71, -58.61)
CIE-LCH	lch(16.60, 71.94, 305.44°)
OKLab	oklab(29.97% 0.0114 -0.1695)
OKLCH	oklch(29.97% 0.17 273.8)
XYZ	xyz(4.6021, 2.2201, 20.6039)
Luminance	0.0222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1180 #748011

analogous

#113D80 #1D1180 #541180

triadic

#1D1180 #801D11 #11801D

tetradic

#1D1180 #80113D #748011 #118054

square

#1D1180 #80113D #748011 #118054

split-complementary

#1D1180 #805411 #3D8011

monochromatic

#06041B #110A4A #1D1180 #2918B6 #3D29E3

Accessibility & contrast

On white

14.54

#1D1180 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#1D1180 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1180

14.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1180	#FFFFFF	#000000	##FFFFFF
##1D1180	1.00	14.54	1.44	14.54
#FFFFFF	14.54	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E83

Deuteranopia (green-blind)

#00247E

Tritanopia (blue-blind)

#00354B

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #1d1180;
/* rgb */ color: rgb(29, 17, 128);
/* oklch */ color: oklch(30.0% 0.170 273.8);

Tailwind

colors: {
  custom: {
    50: '#6c54a6',
    500: '#1d1180',
    950: '#000000',
  },
}

SCSS

$custom: #1d1180;
$custom-light: #6c54a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1180",
  "rgb": {
    "r": 29,
    "g": 17,
    "b": 128
  },
  "hsl": {
    "h": 246.486,
    "s": 76.552,
    "l": 28.431
  },
  "oklch": {
    "l": 0.29972,
    "c": 0.16985,
    "h": 273.8
  },
  "luminance": 0.02221
}

Semantic roles & 50–950 ramp

primary

#1D1180

secondary

#A8B637

accent

#F335DF

background

#F7F5FA

surface

#EDE8F4

border

#C8C4CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #1D1180

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

Preview Lab → · Contrast checker → · Palette generator →