#1F0F5C#1F0F5C

#1F0F5C is a dark, vivid violet. Relative luminance 0.014; OKLCH L 25.5% C 0.126 H 282.3°. Best body text is #FFFFFF at 16.39:1 contrast (WCAG AA passes).

Color values

HEX	#1F0F5C
RGB	rgb(31, 15, 92)
HSL	hsl(252, 72%, 21%)
HSV	hsv(252, 84%, 36%)
CMYK	cmyk(66.3%, 83.7%, 0%, 63.9%)
CIE-LAB	lab(11.99, 31.27, -42.73)
CIE-LCH	lch(11.99, 52.95, 306.20°)
OKLab	oklab(25.53% 0.0269 -0.1232)
OKLCH	oklch(25.53% 0.126 282.3)
XYZ	xyz(2.6671, 1.4055, 10.2539)
Luminance	0.0141 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0F5C #4C5C0F

analogous

#0F255C #1F0F5C #450F5C

triadic

#1F0F5C #5C1F0F #0F5C1F

tetradic

#1F0F5C #5C0F25 #4C5C0F #0F5C45

square

#1F0F5C #5C0F25 #4C5C0F #0F5C45

split-complementary

#1F0F5C #5C450F #255C0F

monochromatic

#09041A #0D0627 #1F0F5C #311891 #4220C5

Accessibility & contrast

On white

16.39

#1F0F5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#1F0F5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0F5C

16.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0F5C	#FFFFFF	#000000	##FFFFFF
##1F0F5C	1.00	16.39	1.28	16.39
#FFFFFF	16.39	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00225E

Deuteranopia (green-blind)

#001D5B

Tritanopia (blue-blind)

#002635

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #1f0f5c;
/* rgb */ color: rgb(31, 15, 92);
/* oklch */ color: oklch(25.5% 0.126 282.3);

Tailwind

colors: {
  custom: {
    50: '#64508b',
    500: '#1f0f5c',
    950: '#000000',
  },
}

SCSS

$custom: #1f0f5c;
$custom-light: #64508b;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0f5c",
  "rgb": {
    "r": 31,
    "g": 15,
    "b": 92
  },
  "hsl": {
    "h": 252.468,
    "s": 71.963,
    "l": 20.98
  },
  "oklch": {
    "l": 0.25533,
    "c": 0.12613,
    "h": 282.3
  },
  "luminance": 0.01406
}

Semantic roles & 50–950 ramp

primary

#1F0F5C

secondary

#819531

accent

#EF39C9

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1F0F5C

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

Preview Lab → · Contrast checker → · Palette generator →