#1F1056#1F1056

#1F1056 is a very dark, moderate violet. Relative luminance 0.013; OKLCH L 25.0% C 0.117 H 283.8°. Best body text is #FFFFFF at 16.58:1 contrast (WCAG AA passes).

Color values

HEX	#1F1056
RGB	rgb(31, 16, 86)
HSL	hsl(253, 69%, 20%)
HSV	hsv(253, 81%, 34%)
CMYK	cmyk(64%, 81.4%, 0%, 66.3%)
CIE-LAB	lab(11.51, 28.72, -39.47)
CIE-LCH	lch(11.51, 48.81, 306.04°)
OKLab	oklab(24.99% 0.028 -0.1137)
OKLCH	oklch(24.99% 0.117 283.8)
XYZ	xyz(2.4296, 1.3336, 8.9317)
Luminance	0.0133 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F1056 #475610

analogous

#102456 #1F1056 #421056

triadic

#1F1056 #561F10 #10561F

tetradic

#1F1056 #561024 #475610 #105642

square

#1F1056 #561024 #475610 #105642

split-complementary

#1F1056 #564210 #245610

monochromatic

#09051A #0C0622 #1F1056 #321A8A #4423BD

Accessibility & contrast

On white

16.58

#1F1056 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#1F1056 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F1056

16.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F1056	#FFFFFF	#000000	##FFFFFF
##1F1056	1.00	16.58	1.27	16.58
#FFFFFF	16.58	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002158

Deuteranopia (green-blind)

#001C55

Tritanopia (blue-blind)

#012432

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #1f1056;
/* rgb */ color: rgb(31, 16, 86);
/* oklch */ color: oklch(25.0% 0.117 283.8);

Tailwind

colors: {
  custom: {
    50: '#635086',
    500: '#1f1056',
    950: '#000000',
  },
}

SCSS

$custom: #1f1056;
$custom-light: #635086;
$custom-dark: #000000;

JSON

{
  "hex": "#1f1056",
  "rgb": {
    "r": 31,
    "g": 16,
    "b": 86
  },
  "hsl": {
    "h": 252.857,
    "s": 68.627,
    "l": 20
  },
  "oklch": {
    "l": 0.24988,
    "c": 0.11714,
    "h": 283.8
  },
  "luminance": 0.01334
}

Semantic roles & 50–950 ramp

primary

#1F1056

secondary

#7C8F32

accent

#EB3CC6

background

#F6F4F8

surface

#EBE7EF

border

#C6C3CA

text

#06020B

muted

#7A787C

Preview Lab

Preview with #1F1056

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

Preview Lab → · Contrast checker → · Palette generator →