#1C042D#1C042D

#1C042D is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 18.4% C 0.080 H 307.4°. Best body text is #FFFFFF at 19.01:1 contrast (WCAG AA passes).

Color values

HEX	#1C042D
RGB	rgb(28, 4, 45)
HSL	hsl(275, 84%, 10%)
HSV	hsv(275, 91%, 18%)
CMYK	cmyk(37.8%, 91.1%, 0%, 82.4%)
CIE-LAB	lab(4.73, 20.08, -21.34)
CIE-LCH	lch(4.73, 29.30, 313.25°)
OKLab	oklab(18.38% 0.0485 -0.0636)
OKLCH	oklch(18.38% 0.08 307.4)
XYZ	xyz(0.9959, 0.5232, 2.5306)
Luminance	0.0052 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C042D #152D04

analogous

#08042D #1C042D #2D042A

triadic

#1C042D #2D1C04 #042D1C

tetradic

#1C042D #2D0804 #152D04 #042A2D

square

#1C042D #2D0804 #152D04 #042A2D

split-complementary

#1C042D #2A2D04 #042D08

monochromatic

#11021C #11021C #1C042D #3F0965 #620E9D

Accessibility & contrast

On white

19.01

#1C042D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#1C042D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C042D

19.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C042D	#FFFFFF	#000000	##FFFFFF
##1C042D	1.00	19.01	1.10	19.01
#FFFFFF	19.01	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F2E

Deuteranopia (green-blind)

#00102C

Tritanopia (blue-blind)

#190D18

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #1c042d;
/* rgb */ color: rgb(28, 4, 45);
/* oklch */ color: oklch(18.4% 0.080 307.4);

Tailwind

colors: {
  custom: {
    50: '#594866',
    500: '#1c042d',
    950: '#000000',
  },
}

SCSS

$custom: #1c042d;
$custom-light: #594866;
$custom-dark: #000000;

JSON

{
  "hex": "#1c042d",
  "rgb": {
    "r": 28,
    "g": 4,
    "b": 45
  },
  "hsl": {
    "h": 275.122,
    "s": 83.673,
    "l": 9.608
  },
  "oklch": {
    "l": 0.18383,
    "c": 0.07996,
    "h": 307.4
  },
  "luminance": 0.00523
}

Semantic roles & 50–950 ramp

primary

#1C042D

secondary

#3F701D

accent

#FA2E82

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#040006

muted

#79777A

Preview Lab

Preview with #1C042D

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

Preview Lab → · Contrast checker → · Palette generator →