#1C033A#1C033A

#1C033A is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.6% C 0.097 H 297.6°. Best body text is #FFFFFF at 18.69:1 contrast (WCAG AA passes).

Color values

HEX	#1C033A
RGB	rgb(28, 3, 58)
HSL	hsl(267, 90%, 12%)
HSV	hsv(267, 95%, 23%)
CMYK	cmyk(51.7%, 94.8%, 0%, 77.3%)
CIE-LAB	lab(5.58, 25.80, -29.58)
CIE-LCH	lch(5.58, 39.25, 311.09°)
OKLab	oklab(19.61% 0.0451 -0.0862)
OKLCH	oklch(19.61% 0.097 297.6)
XYZ	xyz(1.2750, 0.6175, 4.0542)
Luminance	0.0062 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C033A #213A03

analogous

#03053A #1C033A #38033A

triadic

#1C033A #3A1C03 #033A1C

tetradic

#1C033A #3A0305 #213A03 #033A38

square

#1C033A #3A0305 #213A03 #033A38

split-complementary

#1C033A #3A3803 #053A03

monochromatic

#0E021D #0E021D #1C033A #380674 #5409AE

Accessibility & contrast

On white

18.69

#1C033A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#1C033A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C033A

18.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C033A	#FFFFFF	#000000	##FFFFFF
##1C033A	1.00	18.69	1.12	18.69
#FFFFFF	18.69	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00123B

Deuteranopia (green-blind)

#001239

Tritanopia (blue-blind)

#14121F

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #1c033a;
/* rgb */ color: rgb(28, 3, 58);
/* oklch */ color: oklch(19.6% 0.097 297.6);

Tailwind

colors: {
  custom: {
    50: '#5c4771',
    500: '#1c033a',
    950: '#000000',
  },
}

SCSS

$custom: #1c033a;
$custom-light: #5c4771;
$custom-dark: #000000;

JSON

{
  "hex": "#1c033a",
  "rgb": {
    "r": 28,
    "g": 3,
    "b": 58
  },
  "hsl": {
    "h": 267.273,
    "s": 90.164,
    "l": 11.961
  },
  "oklch": {
    "l": 0.19607,
    "c": 0.09732,
    "h": 297.6
  },
  "luminance": 0.00617
}

Semantic roles & 50–950 ramp

primary

#1C033A

secondary

#517D1C

accent

#FF299E

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#040007

muted

#79777A

Preview Lab

Preview with #1C033A

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

Preview Lab → · Contrast checker → · Palette generator →