#191C55#191C55

#191C55 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.5% C 0.101 H 274.8°. Best body text is #FFFFFF at 15.69:1 contrast (WCAG AA passes).

Color values

HEX	#191C55
RGB	rgb(25, 28, 85)
HSL	hsl(237, 55%, 22%)
HSV	hsv(237, 71%, 33%)
CMYK	cmyk(70.6%, 67.1%, 0%, 66.7%)
CIE-LAB	lab(13.78, 19.42, -35.09)
CIE-LCH	lch(13.78, 40.10, 298.97°)
OKLab	oklab(26.46% 0.0084 -0.1011)
OKLCH	oklch(26.46% 0.101 274.8)
XYZ	xyz(2.4553, 1.6928, 8.7899)
Luminance	0.0169 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191C55 #555219

analogous

#193A55 #191C55 #341955

triadic

#191C55 #55191C #1C5519

tetradic

#191C55 #55193A #555219 #195534

square

#191C55 #55193A #555219 #195534

split-complementary

#191C55 #553419 #3A5519

monochromatic

#070818 #0B0C26 #191C55 #272C84 #353BB4

Accessibility & contrast

On white

15.69

#191C55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#191C55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191C55

15.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191C55	#FFFFFF	#000000	##FFFFFF
##191C55	1.00	15.69	1.34	15.69
#FFFFFF	15.69	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002657

Deuteranopia (green-blind)

#002154

Tritanopia (blue-blind)

#002A35

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #191c55;
/* rgb */ color: rgb(25, 28, 85);
/* oklch */ color: oklch(26.5% 0.101 274.8);

Tailwind

colors: {
  custom: {
    50: '#5e5885',
    500: '#191c55',
    950: '#000000',
  },
}

SCSS

$custom: #191c55;
$custom-light: #5e5885;
$custom-dark: #000000;

JSON

{
  "hex": "#191c55",
  "rgb": {
    "r": 25,
    "g": 28,
    "b": 85
  },
  "hsl": {
    "h": 237,
    "s": 54.545,
    "l": 21.569
  },
  "oklch": {
    "l": 0.2646,
    "c": 0.10145,
    "h": 274.8
  },
  "luminance": 0.01693
}

Semantic roles & 50–950 ramp

primary

#191C55

secondary

#8B883E

accent

#D64ADE

background

#F5F5F8

surface

#EAE9EF

border

#C6C5CA

text

#05030B

muted

#79787C

Preview Lab

Preview with #191C55

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

Preview Lab → · Contrast checker → · Palette generator →