#1F0433#1F0433

#1F0433 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.5% C 0.088 H 306.1°. Best body text is #FFFFFF at 18.69:1 contrast (WCAG AA passes).

Color values

HEX	#1F0433
RGB	rgb(31, 4, 51)
HSL	hsl(274, 85%, 11%)
HSV	hsv(274, 92%, 20%)
CMYK	cmyk(39.2%, 92.2%, 0%, 80%)
CIE-LAB	lab(5.58, 23.62, -24.44)
CIE-LCH	lch(5.58, 33.99, 314.03°)
OKLab	oklab(19.48% 0.0519 -0.0711)
OKLCH	oklch(19.48% 0.088 306.1)
XYZ	xyz(1.2059, 0.6172, 3.1869)
Luminance	0.0062 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0433 #183304

analogous

#070433 #1F0433 #33042F

triadic

#1F0433 #331F04 #04331F

tetradic

#1F0433 #330704 #183304 #042F33

square

#1F0433 #330704 #183304 #042F33

split-complementary

#1F0433 #2F3304 #043307

monochromatic

#11021C #11021C #1F0433 #41086C #640DA4

Accessibility & contrast

On white

18.69

#1F0433 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#1F0433 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0433

18.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0433	#FFFFFF	#000000	##FFFFFF
##1F0433	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)

#001134

Deuteranopia (green-blind)

#001232

Tritanopia (blue-blind)

#1B0F1B

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #1f0433;
/* rgb */ color: rgb(31, 4, 51);
/* oklch */ color: oklch(19.5% 0.088 306.1);

Tailwind

colors: {
  custom: {
    50: '#5d486b',
    500: '#1f0433',
    950: '#000000',
  },
}

SCSS

$custom: #1f0433;
$custom-light: #5d486b;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0433",
  "rgb": {
    "r": 31,
    "g": 4,
    "b": 51
  },
  "hsl": {
    "h": 274.468,
    "s": 85.455,
    "l": 10.784
  },
  "oklch": {
    "l": 0.1948,
    "c": 0.08798,
    "h": 306.1
  },
  "luminance": 0.00617
}

Semantic roles & 50–950 ramp

primary

#1F0433

secondary

#43751D

accent

#FC2C84

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#040006

muted

#79777A

Preview Lab

Preview with #1F0433

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

Preview Lab → · Contrast checker → · Palette generator →