#1F0F53#1F0F53

#1F0F53 is a very dark, moderate violet. Relative luminance 0.013; OKLCH L 24.5% C 0.114 H 285.0°. Best body text is #FFFFFF at 16.78:1 contrast (WCAG AA passes).

Color values

HEX	#1F0F53
RGB	rgb(31, 15, 83)
HSL	hsl(254, 69%, 19%)
HSV	hsv(254, 82%, 33%)
CMYK	cmyk(62.7%, 81.9%, 0%, 67.5%)
CIE-LAB	lab(10.97, 28.29, -38.31)
CIE-LCH	lch(10.97, 47.62, 306.45°)
OKLab	oklab(24.51% 0.0297 -0.1103)
OKLCH	oklch(24.51% 0.114 285)
XYZ	xyz(2.2968, 1.2573, 8.3036)
Luminance	0.0126 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0F53 #43530F

analogous

#0F2153 #1F0F53 #410F53

triadic

#1F0F53 #531F0F #0F531F

tetradic

#1F0F53 #530F21 #43530F #0F5341

square

#1F0F53 #530F21 #43530F #0F5341

split-complementary

#1F0F53 #53410F #21530F

monochromatic

#0A051A #0C061F #1F0F53 #321887 #4622BB

Accessibility & contrast

On white

16.78

#1F0F53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#1F0F53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0F53

16.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0F53	#FFFFFF	#000000	##FFFFFF
##1F0F53	1.00	16.78	1.25	16.78
#FFFFFF	16.78	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F55

Deuteranopia (green-blind)

#001B52

Tritanopia (blue-blind)

#052230

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #1f0f53;
/* rgb */ color: rgb(31, 15, 83);
/* oklch */ color: oklch(24.5% 0.114 285.0);

Tailwind

colors: {
  custom: {
    50: '#624f84',
    500: '#1f0f53',
    950: '#000000',
  },
}

SCSS

$custom: #1f0f53;
$custom-light: #624f84;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0f53",
  "rgb": {
    "r": 31,
    "g": 15,
    "b": 83
  },
  "hsl": {
    "h": 254.118,
    "s": 69.388,
    "l": 19.216
  },
  "oklch": {
    "l": 0.24512,
    "c": 0.11425,
    "h": 285
  },
  "luminance": 0.01257
}

Semantic roles & 50–950 ramp

primary

#1F0F53

secondary

#778D31

accent

#EC3CC3

background

#F6F4F8

surface

#EBE7EF

border

#C6C3CA

text

#06020B

muted

#7A787C

Preview Lab

Preview with #1F0F53

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

Preview Lab → · Contrast checker → · Palette generator →