#1D1380#1D1380

#1D1380 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.2% C 0.168 H 273.7°. Best body text is #FFFFFF at 14.41:1 contrast (WCAG AA passes).

Color values

HEX	#1D1380
RGB	rgb(29, 19, 128)
HSL	hsl(246, 74%, 29%)
HSV	hsv(246, 85%, 50%)
CMYK	cmyk(77.3%, 85.2%, 0%, 49.8%)
CIE-LAB	lab(16.92, 40.78, -58.09)
CIE-LCH	lch(16.92, 70.98, 305.07°)
OKLab	oklab(30.19% 0.0108 -0.168)
OKLCH	oklch(30.19% 0.168 273.7)
XYZ	xyz(4.6346, 2.2850, 20.6147)
Luminance	0.0228 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1380 #768013

analogous

#134080 #1D1380 #541380

triadic

#1D1380 #801D13 #13801D

tetradic

#1D1380 #801340 #768013 #138054

square

#1D1380 #801340 #768013 #138054

split-complementary

#1D1380 #805413 #408013

monochromatic

#06041B #110B4B #1D1380 #291BB5 #3E2DE0

Accessibility & contrast

On white

14.41

#1D1380 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#1D1380 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1380

14.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1380	#FFFFFF	#000000	##FFFFFF
##1D1380	1.00	14.41	1.46	14.41
#FFFFFF	14.41	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F83

Deuteranopia (green-blind)

#00247E

Tritanopia (blue-blind)

#00364B

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #1d1380;
/* rgb */ color: rgb(29, 19, 128);
/* oklch */ color: oklch(30.2% 0.168 273.7);

Tailwind

colors: {
  custom: {
    50: '#6c55a6',
    500: '#1d1380',
    950: '#000000',
  },
}

SCSS

$custom: #1d1380;
$custom-light: #6c55a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1380",
  "rgb": {
    "r": 29,
    "g": 19,
    "b": 128
  },
  "hsl": {
    "h": 245.505,
    "s": 74.15,
    "l": 28.824
  },
  "oklch": {
    "l": 0.30189,
    "c": 0.16835,
    "h": 273.7
  },
  "luminance": 0.02285
}

Semantic roles & 50–950 ramp

primary

#1D1380

secondary

#AAB539

accent

#F137E0

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #1D1380

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

Preview Lab → · Contrast checker → · Palette generator →