#1F0B3E#1F0B3E

#1F0B3E is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 21.7% C 0.091 H 295.7°. Best body text is #FFFFFF at 17.86:1 contrast (WCAG AA passes).

Color values

HEX	#1F0B3E
RGB	rgb(31, 11, 62)
HSL	hsl(264, 70%, 14%)
HSV	hsv(264, 82%, 24%)
CMYK	cmyk(50%, 82.3%, 0%, 75.7%)
CIE-LAB	lab(7.93, 23.74, -28.61)
CIE-LCH	lch(7.93, 37.18, 309.68°)
OKLab	oklab(21.69% 0.0395 -0.0819)
OKLCH	oklch(21.69% 0.091 295.7)
XYZ	xyz(1.5540, 0.8784, 4.6442)
Luminance	0.0088 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0B3E #2A3E0B

analogous

#0B113E #1F0B3E #390B3E

triadic

#1F0B3E #3E1F0B #0B3E1F

tetradic

#1F0B3E #3E0B11 #2A3E0B #0B3E39

square

#1F0B3E #3E0B11 #2A3E0B #0B3E39

split-complementary

#1F0B3E #3E390B #113E0B

monochromatic

#0D051A #0D051A #1F0B3E #391472 #531DA6

Accessibility & contrast

On white

17.86

#1F0B3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#1F0B3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0B3E

17.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0B3E	#FFFFFF	#000000	##FFFFFF
##1F0B3E	1.00	17.86	1.18	17.86
#FFFFFF	17.86	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183F

Deuteranopia (green-blind)

#00173D

Tritanopia (blue-blind)

#171823

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #1f0b3e;
/* rgb */ color: rgb(31, 11, 62);
/* oklch */ color: oklch(21.7% 0.091 295.7);

Tailwind

colors: {
  custom: {
    50: '#5e4c74',
    500: '#1f0b3e',
    950: '#000000',
  },
}

SCSS

$custom: #1f0b3e;
$custom-light: #5e4c74;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0b3e",
  "rgb": {
    "r": 31,
    "g": 11,
    "b": 62
  },
  "hsl": {
    "h": 263.529,
    "s": 69.863,
    "l": 14.314
  },
  "oklch": {
    "l": 0.2169,
    "c": 0.09091,
    "h": 295.7
  },
  "luminance": 0.00878
}

Semantic roles & 50–950 ramp

primary

#1F0B3E

secondary

#5B7B2A

accent

#ED3BA7

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#050108

muted

#79777B

Preview Lab

Preview with #1F0B3E

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

Preview Lab → · Contrast checker → · Palette generator →