#1C0129#1C0129

#1C0129 is a very dark, moderate purple. Relative luminance 0.004; OKLCH L 17.4% C 0.083 H 312.6°. Best body text is #FFFFFF at 19.34:1 contrast (WCAG AA passes).

Color values

HEX	#1C0129
RGB	rgb(28, 1, 41)
HSL	hsl(281, 95%, 8%)
HSV	hsv(281, 98%, 16%)
CMYK	cmyk(31.7%, 97.6%, 0%, 83.9%)
CIE-LAB	lab(3.87, 19.73, -19.65)
CIE-LCH	lch(3.87, 27.85, 315.10°)
OKLab	oklab(17.36% 0.0559 -0.0608)
OKLCH	oklch(17.36% 0.083 312.6)
XYZ	xyz(0.8899, 0.4287, 2.1333)
Luminance	0.0043 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C0129 #0E2901

analogous

#080129 #1C0129 #290122

triadic

#1C0129 #291C01 #01291C

tetradic

#1C0129 #290801 #0E2901 #012229

square

#1C0129 #290801 #0E2901 #012229

split-complementary

#1C0129 #222901 #012908

monochromatic

#14011E #14011E #1C0129 #450265 #6E04A0

Accessibility & contrast

On white

19.34

#1C0129 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#1C0129 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C0129

19.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C0129	#FFFFFF	#000000	##FFFFFF
##1C0129	1.00	19.34	1.09	19.34
#FFFFFF	19.34	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000C2A

Deuteranopia (green-blind)

#000E28

Tritanopia (blue-blind)

#1A0914

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #1c0129;
/* rgb */ color: rgb(28, 1, 41);
/* oklch */ color: oklch(17.4% 0.083 312.6);

Tailwind

colors: {
  custom: {
    50: '#594663',
    500: '#1c0129',
    950: '#000000',
  },
}

SCSS

$custom: #1c0129;
$custom-light: #594663;
$custom-dark: #000000;

JSON

{
  "hex": "#1c0129",
  "rgb": {
    "r": 28,
    "g": 1,
    "b": 41
  },
  "hsl": {
    "h": 280.5,
    "s": 95.238,
    "l": 8.235
  },
  "oklch": {
    "l": 0.17357,
    "c": 0.08258,
    "h": 312.6
  },
  "luminance": 0.00429
}

Semantic roles & 50–950 ramp

primary

#1C0129

secondary

#336F16

accent

#FF296E

background

#F5F3F5

surface

#E9E5EA

border

#C5C1C6

text

#030005

muted

#787779

Preview Lab

Preview with #1C0129

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

Preview Lab → · Contrast checker → · Palette generator →