#1F0F5A#1F0F5A

#1F0F5A is a dark, vivid violet. Relative luminance 0.014; OKLCH L 25.3% C 0.124 H 282.9°. Best body text is #FFFFFF at 16.48:1 contrast (WCAG AA passes).

Color values

HEX	#1F0F5A
RGB	rgb(31, 15, 90)
HSL	hsl(253, 71%, 21%)
HSV	hsv(253, 83%, 35%)
CMYK	cmyk(65.6%, 83.3%, 0%, 64.7%)
CIE-LAB	lab(11.76, 30.61, -41.76)
CIE-LCH	lch(11.76, 51.78, 306.24°)
OKLab	oklab(25.3% 0.0275 -0.1204)
OKLCH	oklch(25.3% 0.124 282.9)
XYZ	xyz(2.5808, 1.3710, 9.7995)
Luminance	0.0137 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0F5A #4A5A0F

analogous

#0F245A #1F0F5A #440F5A

triadic

#1F0F5A #5A1F0F #0F5A1F

tetradic

#1F0F5A #5A0F24 #4A5A0F #0F5A44

square

#1F0F5A #5A0F24 #4A5A0F #0F5A44

split-complementary

#1F0F5A #5A440F #245A0F

monochromatic

#09041A #0D0626 #1F0F5A #31188E #4320C3

Accessibility & contrast

On white

16.48

#1F0F5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#1F0F5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0F5A

16.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0F5A	#FFFFFF	#000000	##FFFFFF
##1F0F5A	1.00	16.48	1.27	16.48
#FFFFFF	16.48	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00215C

Deuteranopia (green-blind)

#001C59

Tritanopia (blue-blind)

#002534

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #1f0f5a;
/* rgb */ color: rgb(31, 15, 90);
/* oklch */ color: oklch(25.3% 0.124 282.9);

Tailwind

colors: {
  custom: {
    50: '#64508a',
    500: '#1f0f5a',
    950: '#000000',
  },
}

SCSS

$custom: #1f0f5a;
$custom-light: #64508a;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0f5a",
  "rgb": {
    "r": 31,
    "g": 15,
    "b": 90
  },
  "hsl": {
    "h": 252.8,
    "s": 71.429,
    "l": 20.588
  },
  "oklch": {
    "l": 0.25302,
    "c": 0.12352,
    "h": 282.9
  },
  "luminance": 0.01371
}

Semantic roles & 50–950 ramp

primary

#1F0F5A

secondary

#7F9431

accent

#EE3AC8

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1F0F5A

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

Preview Lab → · Contrast checker → · Palette generator →