#1F0B41#1F0B41

#1F0B41 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 22.0% C 0.095 H 294.0°. Best body text is #FFFFFF at 17.76:1 contrast (WCAG AA passes).

Color values

HEX	#1F0B41
RGB	rgb(31, 11, 65)
HSL	hsl(262, 71%, 15%)
HSV	hsv(262, 83%, 25%)
CMYK	cmyk(52.3%, 83.1%, 0%, 74.5%)
CIE-LAB	lab(8.24, 24.69, -30.26)
CIE-LCH	lch(8.24, 39.05, 309.22°)
OKLab	oklab(22% 0.0387 -0.0867)
OKLCH	oklch(22% 0.095 294)
XYZ	xyz(1.6386, 0.9123, 5.0897)
Luminance	0.0091 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0B41 #2D410B

analogous

#0B1241 #1F0B41 #3A0B41

triadic

#1F0B41 #411F0B #0B411F

tetradic

#1F0B41 #410B12 #2D410B #0B413A

square

#1F0B41 #410B12 #2D410B #0B413A

split-complementary

#1F0B41 #413A0B #12410B

monochromatic

#0C041A #0C041A #1F0B41 #381475 #511DAA

Accessibility & contrast

On white

17.76

#1F0B41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#1F0B41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0B41

17.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0B41	#FFFFFF	#000000	##FFFFFF
##1F0B41	1.00	17.76	1.18	17.76
#FFFFFF	17.76	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001943

Deuteranopia (green-blind)

#001740

Tritanopia (blue-blind)

#151925

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #1f0b41;
/* rgb */ color: rgb(31, 11, 65);
/* oklch */ color: oklch(22.0% 0.095 294.0);

Tailwind

colors: {
  custom: {
    50: '#5f4c76',
    500: '#1f0b41',
    950: '#000000',
  },
}

SCSS

$custom: #1f0b41;
$custom-light: #5f4c76;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0b41",
  "rgb": {
    "r": 31,
    "g": 11,
    "b": 65
  },
  "hsl": {
    "h": 262.222,
    "s": 71.053,
    "l": 14.902
  },
  "oklch": {
    "l": 0.21999,
    "c": 0.09495,
    "h": 294
  },
  "luminance": 0.00912
}

Semantic roles & 50–950 ramp

primary

#1F0B41

secondary

#5F7E2A

accent

#EE3AAB

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#050108

muted

#79777B

Preview Lab

Preview with #1F0B41

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

Preview Lab → · Contrast checker → · Palette generator →