#191066#191066

#191066 is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.3% C 0.140 H 275.6°. Best body text is #FFFFFF at 16.06:1 contrast (WCAG AA passes).

Color values

HEX	#191066
RGB	rgb(25, 16, 102)
HSL	hsl(246, 73%, 23%)
HSV	hsv(246, 84%, 40%)
CMYK	cmyk(75.5%, 84.3%, 0%, 60%)
CIE-LAB	lab(12.84, 33.43, -48.02)
CIE-LCH	lch(12.84, 58.51, 304.85°)
OKLab	oklab(26.34% 0.0137 -0.1388)
OKLCH	oklch(26.34% 0.14 275.6)
XYZ	xyz(2.9837, 1.5363, 12.7071)
Luminance	0.0154 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191066 #5D6610

analogous

#103266 #191066 #441066

triadic

#191066 #661910 #106619

tetradic

#191066 #661032 #5D6610 #106644

square

#191066 #661032 #5D6610 #106644

split-complementary

#191066 #664410 #326610

monochromatic

#06041A #0C0831 #191066 #26189B #3321D0

Accessibility & contrast

On white

16.06

#191066 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#191066 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191066

16.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191066	#FFFFFF	#000000	##FFFFFF
##191066	1.00	16.06	1.31	16.06
#FFFFFF	16.06	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002568

Deuteranopia (green-blind)

#001D65

Tritanopia (blue-blind)

#002B3B

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #191066;
/* rgb */ color: rgb(25, 16, 102);
/* oklch */ color: oklch(26.3% 0.140 275.6);

Tailwind

colors: {
  custom: {
    50: '#645193',
    500: '#191066',
    950: '#000000',
  },
}

SCSS

$custom: #191066;
$custom-light: #645193;
$custom-dark: #000000;

JSON

{
  "hex": "#191066",
  "rgb": {
    "r": 25,
    "g": 16,
    "b": 102
  },
  "hsl": {
    "h": 246.279,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.26337,
    "c": 0.1395,
    "h": 275.6
  },
  "luminance": 0.01537
}

Semantic roles & 50–950 ramp

primary

#191066

secondary

#939E33

accent

#F038DC

background

#F6F4F9

surface

#EBE7F1

border

#C6C3CB

text

#06020D

muted

#7A787E

Preview Lab

Preview with #191066

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

Preview Lab → · Contrast checker → · Palette generator →