#1C012C#1C012C

#1C012C is a very dark, moderate violet. Relative luminance 0.004; OKLCH L 17.7% C 0.086 H 309.7°. Best body text is #FFFFFF at 19.27:1 contrast (WCAG AA passes).

Color values

HEX	#1C012C
RGB	rgb(28, 1, 44)
HSL	hsl(278, 96%, 9%)
HSV	hsv(278, 98%, 17%)
CMYK	cmyk(36.4%, 97.7%, 0%, 82.7%)
CIE-LAB	lab(4.07, 20.98, -21.63)
CIE-LCH	lch(4.07, 30.13, 314.13°)
OKLab	oklab(17.67% 0.0547 -0.066)
OKLCH	oklch(17.67% 0.086 309.7)
XYZ	xyz(0.9443, 0.4505, 2.4196)
Luminance	0.0045 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C012C #112C01

analogous

#06012C #1C012C #2C0127

triadic

#1C012C #2C1C01 #012C1C

tetradic

#1C012C #2C0601 #112C01 #01272C

square

#1C012C #2C0601 #112C01 #01272C

split-complementary

#1C012C #272C01 #012C06

monochromatic

#13011E #13011E #1C012C #420268 #6804A4

Accessibility & contrast

On white

19.27

#1C012C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#1C012C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C012C

19.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C012C	#FFFFFF	#000000	##FFFFFF
##1C012C	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)

#000D2D

Deuteranopia (green-blind)

#000F2B

Tritanopia (blue-blind)

#1A0A16

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #1c012c;
/* rgb */ color: rgb(28, 1, 44);
/* oklch */ color: oklch(17.7% 0.086 309.7);

Tailwind

colors: {
  custom: {
    50: '#594665',
    500: '#1c012c',
    950: '#000000',
  },
}

SCSS

$custom: #1c012c;
$custom-light: #594665;
$custom-dark: #000000;

JSON

{
  "hex": "#1c012c",
  "rgb": {
    "r": 28,
    "g": 1,
    "b": 44
  },
  "hsl": {
    "h": 277.674,
    "s": 95.556,
    "l": 8.824
  },
  "oklch": {
    "l": 0.1767,
    "c": 0.08572,
    "h": 309.7
  },
  "luminance": 0.0045
}

Semantic roles & 50–950 ramp

primary

#1C012C

secondary

#397217

accent

#FF2979

background

#F5F3F6

surface

#E9E5EB

border

#C5C1C6

text

#040005

muted

#79777A

Preview Lab

Preview with #1C012C

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

Preview Lab → · Contrast checker → · Palette generator →