#1F0D48#1F0D48

#1F0D48 is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 23.0% C 0.102 H 289.9°. Best body text is #FFFFFF at 17.36:1 contrast (WCAG AA passes).

Color values

HEX	#1F0D48
RGB	rgb(31, 13, 72)
HSL	hsl(258, 69%, 17%)
HSV	hsv(258, 82%, 28%)
CMYK	cmyk(56.9%, 81.9%, 0%, 71.8%)
CIE-LAB	lab(9.38, 25.80, -33.33)
CIE-LCH	lch(9.38, 42.14, 307.75°)
OKLab	oklab(23.03% 0.0347 -0.0957)
OKLCH	oklch(23.03% 0.102 289.9)
XYZ	xyz(1.8784, 1.0470, 6.2327)
Luminance	0.0105 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.37

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0D48 #36480D

analogous

#0D1948 #1F0D48 #3D0D48

triadic

#1F0D48 #481F0D #0D481F

tetradic

#1F0D48 #480D19 #36480D #0D483D

square

#1F0D48 #480D19 #36480D #0D483D

split-complementary

#1F0D48 #483D0D #19480D

monochromatic

#0B051A #0B051A #1F0D48 #35167C #4C20B0

Accessibility & contrast

On white

17.36

#1F0D48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#1F0D48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0D48

17.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0D48	#FFFFFF	#000000	##FFFFFF
##1F0D48	1.00	17.36	1.21	17.36
#FFFFFF	17.36	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B4A

Deuteranopia (green-blind)

#001947

Tritanopia (blue-blind)

#101D29

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #1f0d48;
/* rgb */ color: rgb(31, 13, 72);
/* oklch */ color: oklch(23.0% 0.102 289.9);

Tailwind

colors: {
  custom: {
    50: '#604d7c',
    500: '#1f0d48',
    950: '#000000',
  },
}

SCSS

$custom: #1f0d48;
$custom-light: #604d7c;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0d48",
  "rgb": {
    "r": 31,
    "g": 13,
    "b": 72
  },
  "hsl": {
    "h": 258.305,
    "s": 69.412,
    "l": 16.667
  },
  "oklch": {
    "l": 0.23026,
    "c": 0.10181,
    "h": 289.9
  },
  "luminance": 0.01047
}

Semantic roles & 50–950 ramp

primary

#1F0D48

secondary

#69832D

accent

#EC3CB6

background

#F5F4F7

surface

#EAE7EE

border

#C6C3C9

text

#050109

muted

#79777B

Preview Lab

Preview with #1F0D48

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

Preview Lab → · Contrast checker → · Palette generator →