#1F0D47#1F0D47

#1F0D47 is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 22.9% C 0.100 H 290.4°. Best body text is #FFFFFF at 17.40:1 contrast (WCAG AA passes).

Color values

HEX	#1F0D47
RGB	rgb(31, 13, 71)
HSL	hsl(259, 69%, 16%)
HSV	hsv(259, 82%, 28%)
CMYK	cmyk(56.3%, 81.7%, 0%, 72.2%)
CIE-LAB	lab(9.27, 25.47, -32.80)
CIE-LCH	lch(9.27, 41.53, 307.83°)
OKLab	oklab(22.92% 0.035 -0.0942)
OKLCH	oklch(22.92% 0.1 290.4)
XYZ	xyz(1.8460, 1.0340, 6.0623)
Luminance	0.0103 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0D47 #35470D

analogous

#0D1847 #1F0D47 #3C0D47

triadic

#1F0D47 #471F0D #0D471F

tetradic

#1F0D47 #470D18 #35470D #0D473C

square

#1F0D47 #470D18 #35470D #0D473C

split-complementary

#1F0D47 #473C0D #18470D

monochromatic

#0B051A #0B051A #1F0D47 #36167B #4C20AE

Accessibility & contrast

On white

17.40

#1F0D47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#1F0D47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0D47

17.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0D47	#FFFFFF	#000000	##FFFFFF
##1F0D47	1.00	17.40	1.21	17.40
#FFFFFF	17.40	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B49

Deuteranopia (green-blind)

#001946

Tritanopia (blue-blind)

#111D29

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #1f0d47;
/* rgb */ color: rgb(31, 13, 71);
/* oklch */ color: oklch(22.9% 0.100 290.4);

Tailwind

colors: {
  custom: {
    50: '#604d7b',
    500: '#1f0d47',
    950: '#000000',
  },
}

SCSS

$custom: #1f0d47;
$custom-light: #604d7b;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0d47",
  "rgb": {
    "r": 31,
    "g": 13,
    "b": 71
  },
  "hsl": {
    "h": 258.621,
    "s": 69.048,
    "l": 16.471
  },
  "oklch": {
    "l": 0.2292,
    "c": 0.10047,
    "h": 290.4
  },
  "luminance": 0.01034
}

Semantic roles & 50–950 ramp

primary

#1F0D47

secondary

#68822D

accent

#EC3CB5

background

#F5F4F7

surface

#EAE7EE

border

#C6C3C9

text

#050109

muted

#79777B

Preview Lab

Preview with #1F0D47

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

Preview Lab → · Contrast checker → · Palette generator →