#1D105A#1D105A

#1D105A is a dark, vivid violet. Relative luminance 0.014; OKLCH L 25.2% C 0.123 H 281.0°. Best body text is #FFFFFF at 16.48:1 contrast (WCAG AA passes).

Color values

HEX	#1D105A
RGB	rgb(29, 16, 90)
HSL	hsl(251, 70%, 21%)
HSV	hsv(251, 82%, 35%)
CMYK	cmyk(67.8%, 82.2%, 0%, 64.7%)
CIE-LAB	lab(11.76, 29.79, -41.78)
CIE-LCH	lch(11.76, 51.31, 305.49°)
OKLab	oklab(25.25% 0.0235 -0.1206)
OKLCH	oklch(25.25% 0.123 281)
XYZ	xyz(2.5369, 1.3698, 9.8016)
Luminance	0.0137 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D105A #4D5A10

analogous

#10285A #1D105A #42105A

triadic

#1D105A #5A1D10 #105A1D

tetradic

#1D105A #5A1028 #4D5A10 #105A42

square

#1D105A #5A1028 #4D5A10 #105A42

split-complementary

#1D105A #5A4210 #285A10

monochromatic

#08051A #0C0726 #1D105A #2E198E #3E22C2

Accessibility & contrast

On white

16.48

#1D105A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#1D105A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D105A

16.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D105A	#FFFFFF	#000000	##FFFFFF
##1D105A	1.00	16.48	1.27	16.48
#FFFFFF	16.48	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00225C

Deuteranopia (green-blind)

#001C59

Tritanopia (blue-blind)

#002634

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #1d105a;
/* rgb */ color: rgb(29, 16, 90);
/* oklch */ color: oklch(25.2% 0.123 281.0);

Tailwind

colors: {
  custom: {
    50: '#63508a',
    500: '#1d105a',
    950: '#000000',
  },
}

SCSS

$custom: #1d105a;
$custom-light: #63508a;
$custom-dark: #000000;

JSON

{
  "hex": "#1d105a",
  "rgb": {
    "r": 29,
    "g": 16,
    "b": 90
  },
  "hsl": {
    "h": 250.541,
    "s": 69.811,
    "l": 20.784
  },
  "oklch": {
    "l": 0.25247,
    "c": 0.12283,
    "h": 281
  },
  "luminance": 0.0137
}

Semantic roles & 50–950 ramp

primary

#1D105A

secondary

#829333

accent

#ED3BCD

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1D105A

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

Preview Lab → · Contrast checker → · Palette generator →