#1D012A#1D012A

#1D012A is a very dark, moderate purple. Relative luminance 0.004; OKLCH L 17.6% C 0.084 H 312.9°. Best body text is #FFFFFF at 19.27:1 contrast (WCAG AA passes).

Color values

HEX	#1D012A
RGB	rgb(29, 1, 42)
HSL	hsl(281, 95%, 8%)
HSV	hsv(281, 98%, 16%)
CMYK	cmyk(31%, 97.6%, 0%, 83.5%)
CIE-LAB	lab(4.07, 20.66, -20.10)
CIE-LCH	lch(4.07, 28.83, 315.78°)
OKLab	oklab(17.64% 0.0572 -0.0615)
OKLCH	oklch(17.64% 0.084 312.9)
XYZ	xyz(0.9354, 0.4501, 2.2276)
Luminance	0.0045 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D012A #0E2A01

analogous

#08012A #1D012A #2A0122

triadic

#1D012A #2A1D01 #012A1D

tetradic

#1D012A #2A0801 #0E2A01 #01222A

square

#1D012A #2A0801 #0E2A01 #01222A

split-complementary

#1D012A #222A01 #012A08

monochromatic

#15011E #15011E #1D012A #460266 #7004A2

Accessibility & contrast

On white

19.27

#1D012A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#1D012A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D012A

19.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D012A	#FFFFFF	#000000	##FFFFFF
##1D012A	1.00	19.27	1.09	19.27
#FFFFFF	19.27	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000D2B

Deuteranopia (green-blind)

#000F29

Tritanopia (blue-blind)

#1B0915

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #1d012a;
/* rgb */ color: rgb(29, 1, 42);
/* oklch */ color: oklch(17.6% 0.084 312.9);

Tailwind

colors: {
  custom: {
    50: '#5a4664',
    500: '#1d012a',
    950: '#000000',
  },
}

SCSS

$custom: #1d012a;
$custom-light: #5a4664;
$custom-dark: #000000;

JSON

{
  "hex": "#1d012a",
  "rgb": {
    "r": 29,
    "g": 1,
    "b": 42
  },
  "hsl": {
    "h": 280.976,
    "s": 95.349,
    "l": 8.431
  },
  "oklch": {
    "l": 0.17643,
    "c": 0.08398,
    "h": 312.9
  },
  "luminance": 0.0045
}

Semantic roles & 50–950 ramp

primary

#1D012A

secondary

#337016

accent

#FF296D

background

#F5F3F5

surface

#E9E5EA

border

#C5C1C6

text

#040005

muted

#797779

Preview Lab

Preview with #1D012A

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

Preview Lab → · Contrast checker → · Palette generator →