#1C0C4E#1C0C4E

#1C0C4E is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.2% C 0.111 H 284.8°. Best body text is #FFFFFF at 17.33:1 contrast (WCAG AA passes).

Color values

HEX	#1C0C4E
RGB	rgb(28, 12, 78)
HSL	hsl(255, 73%, 18%)
HSV	hsv(255, 85%, 31%)
CMYK	cmyk(64.1%, 84.6%, 0%, 69.4%)
CIE-LAB	lab(9.48, 27.87, -37.34)
CIE-LCH	lch(9.48, 46.59, 306.73°)
OKLab	oklab(23.21% 0.0285 -0.1076)
OKLCH	oklch(23.21% 0.111 284.8)
XYZ	xyz(1.9851, 1.0598, 7.3062)
Luminance	0.0106 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C0C4E #3E4E0C

analogous

#0C1D4E #1C0C4E #3D0C4E

triadic

#1C0C4E #4E1C0C #0C4E1C

tetradic

#1C0C4E #4E0C1D #3E4E0C #0C4E3D

square

#1C0C4E #4E0C1D #3E4E0C #0C4E3D

split-complementary

#1C0C4E #4E3D0C #1D4E0C

monochromatic

#0A041B #0A041B #1C0C4E #2F1483 #421CB8

Accessibility & contrast

On white

17.33

#1C0C4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#1C0C4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C0C4E

17.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C0C4E	#FFFFFF	#000000	##FFFFFF
##1C0C4E	1.00	17.33	1.21	17.33
#FFFFFF	17.33	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C50

Deuteranopia (green-blind)

#00184D

Tritanopia (blue-blind)

#021F2D

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #1c0c4e;
/* rgb */ color: rgb(28, 12, 78);
/* oklch */ color: oklch(23.2% 0.111 284.8);

Tailwind

colors: {
  custom: {
    50: '#604d80',
    500: '#1c0c4e',
    950: '#000000',
  },
}

SCSS

$custom: #1c0c4e;
$custom-light: #604d80;
$custom-dark: #000000;

JSON

{
  "hex": "#1c0c4e",
  "rgb": {
    "r": 28,
    "g": 12,
    "b": 78
  },
  "hsl": {
    "h": 254.545,
    "s": 73.333,
    "l": 17.647
  },
  "oklch": {
    "l": 0.23214,
    "c": 0.11129,
    "h": 284.8
  },
  "luminance": 0.0106
}

Semantic roles & 50–950 ramp

primary

#1C0C4E

secondary

#738A2C

accent

#F038C3

background

#F5F4F7

surface

#EAE7EE

border

#C6C3C9

text

#05010A

muted

#79777C

Preview Lab

Preview with #1C0C4E

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

Preview Lab → · Contrast checker → · Palette generator →