#191777#191777

#191777 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.3% C 0.155 H 272.4°. Best body text is #FFFFFF at 14.68:1 contrast (WCAG AA passes).

Color values

HEX	#191777
RGB	rgb(25, 23, 119)
HSL	hsl(241, 68%, 28%)
HSV	hsv(241, 81%, 47%)
CMYK	cmyk(79%, 80.7%, 0%, 53.3%)
CIE-LAB	lab(16.26, 35.39, -53.43)
CIE-LCH	lch(16.26, 64.09, 303.51°)
OKLab	oklab(29.34% 0.0064 -0.1546)
OKLCH	oklch(29.34% 0.155 272.4)
XYZ	xyz(4.0360, 2.1509, 17.6517)
Luminance	0.0215 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191777 #757717

analogous

#174577 #191777 #491777

triadic

#191777 #771917 #177719

tetradic

#191777 #771745 #757717 #177749

square

#191777 #771745 #757717 #177749

split-complementary

#191777 #774917 #457717

monochromatic

#05051A #0E0D44 #191777 #2421AA #3531D7

Accessibility & contrast

On white

14.68

#191777 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#191777 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191777

14.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191777	#FFFFFF	#000000	##FFFFFF
##191777	1.00	14.68	1.43	14.68
#FFFFFF	14.68	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D7A

Deuteranopia (green-blind)

#002475

Tritanopia (blue-blind)

#003446

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #191777;
/* rgb */ color: rgb(25, 23, 119);
/* oklch */ color: oklch(29.3% 0.155 272.4);

Tailwind

colors: {
  custom: {
    50: '#68569f',
    500: '#191777',
    950: '#000000',
  },
}

SCSS

$custom: #191777;
$custom-light: #68569f;
$custom-dark: #000000;

JSON

{
  "hex": "#191777",
  "rgb": {
    "r": 25,
    "g": 23,
    "b": 119
  },
  "hsl": {
    "h": 241.25,
    "s": 67.606,
    "l": 27.843
  },
  "oklch": {
    "l": 0.29338,
    "c": 0.15478,
    "h": 272.4
  },
  "luminance": 0.02151
}

Semantic roles & 50–950 ramp

primary

#191777

secondary

#AAAC3E

accent

#EA3DE7

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030F

muted

#7A787E

Preview Lab

Preview with #191777

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

Preview Lab → · Contrast checker → · Palette generator →