#191554#191554

#191554 is a dark, moderate blue. Relative luminance 0.014; OKLCH L 25.0% C 0.109 H 277.8°. Best body text is #FFFFFF at 16.45:1 contrast (WCAG AA passes).

Color values

HEX	#191554
RGB	rgb(25, 21, 84)
HSL	hsl(244, 60%, 21%)
HSV	hsv(244, 75%, 33%)
CMYK	cmyk(70.2%, 75%, 0%, 67.1%)
CIE-LAB	lab(11.84, 23.95, -37.58)
CIE-LCH	lch(11.84, 44.57, 302.51°)
OKLab	oklab(25.02% 0.0148 -0.1084)
OKLCH	oklch(25.02% 0.109 277.8)
XYZ	xyz(2.2688, 1.3829, 8.5332)
Luminance	0.0138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191554 #505415

analogous

#153054 #191554 #381554

triadic

#191554 #541915 #155419

tetradic

#191554 #541530 #505415 #155438

square

#191554 #541530 #505415 #155438

split-complementary

#191554 #543815 #305415

monochromatic

#070618 #0A0923 #191554 #282185 #362DB6

Accessibility & contrast

On white

16.45

#191554 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#191554 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191554

16.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191554	#FFFFFF	#000000	##FFFFFF
##191554	1.00	16.45	1.28	16.45
#FFFFFF	16.45	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002256

Deuteranopia (green-blind)

#001D53

Tritanopia (blue-blind)

#002632

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #191554;
/* rgb */ color: rgb(25, 21, 84);
/* oklch */ color: oklch(25.0% 0.109 277.8);

Tailwind

colors: {
  custom: {
    50: '#5f5385',
    500: '#191554',
    950: '#000000',
  },
}

SCSS

$custom: #191554;
$custom-light: #5f5385;
$custom-dark: #000000;

JSON

{
  "hex": "#191554",
  "rgb": {
    "r": 25,
    "g": 21,
    "b": 84
  },
  "hsl": {
    "h": 243.81,
    "s": 60,
    "l": 20.588
  },
  "oklch": {
    "l": 0.25017,
    "c": 0.10946,
    "h": 277.8
  },
  "luminance": 0.01383
}

Semantic roles & 50–950 ramp

primary

#191554

secondary

#868C39

accent

#E345D9

background

#F5F4F8

surface

#EAE7EF

border

#C6C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #191554

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

Preview Lab → · Contrast checker → · Palette generator →