#1F1066#1F1066

#1F1066 is a dark, vivid violet. Relative luminance 0.016; OKLCH L 26.8% C 0.138 H 279.6°. Best body text is #FFFFFF at 15.86:1 contrast (WCAG AA passes).

Color values

HEX	#1F1066
RGB	rgb(31, 16, 102)
HSL	hsl(250, 73%, 23%)
HSV	hsv(250, 84%, 40%)
CMYK	cmyk(69.6%, 84.3%, 0%, 60%)
CIE-LAB	lab(13.36, 34.03, -47.14)
CIE-LCH	lch(13.36, 58.14, 305.83°)
OKLab	oklab(26.83% 0.023 -0.1361)
OKLCH	oklch(26.83% 0.138 279.6)
XYZ	xyz(3.1479, 1.6209, 12.7148)
Luminance	0.0162 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F1066 #576610

analogous

#102C66 #1F1066 #4A1066

triadic

#1F1066 #661F10 #10661F

tetradic

#1F1066 #66102C #576610 #10664A

square

#1F1066 #66102C #576610 #10664A

split-complementary

#1F1066 #664A10 #2C6610

monochromatic

#08041A #0F0831 #1F1066 #2F189B #3F21D0

Accessibility & contrast

On white

15.86

#1F1066 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#1F1066 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F1066

15.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F1066	#FFFFFF	#000000	##FFFFFF
##1F1066	1.00	15.86	1.32	15.86
#FFFFFF	15.86	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002568

Deuteranopia (green-blind)

#001F65

Tritanopia (blue-blind)

#002A3B

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #1f1066;
/* rgb */ color: rgb(31, 16, 102);
/* oklch */ color: oklch(26.8% 0.138 279.6);

Tailwind

colors: {
  custom: {
    50: '#675193',
    500: '#1f1066',
    950: '#000000',
  },
}

SCSS

$custom: #1f1066;
$custom-light: #675193;
$custom-dark: #000000;

JSON

{
  "hex": "#1f1066",
  "rgb": {
    "r": 31,
    "g": 16,
    "b": 102
  },
  "hsl": {
    "h": 250.465,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.26831,
    "c": 0.13804,
    "h": 279.6
  },
  "luminance": 0.01621
}

Semantic roles & 50–950 ramp

primary

#1F1066

secondary

#8C9E33

accent

#F038D0

background

#F6F4F9

surface

#EBE7F1

border

#C6C3CB

text

#07020D

muted

#7A787E

Preview Lab

Preview with #1F1066

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

Preview Lab → · Contrast checker → · Palette generator →