#191C9D#191C9D

#191C9D is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.6% C 0.197 H 269.1°. Best body text is #FFFFFF at 12.39:1 contrast (WCAG AA passes).

Color values

HEX	#191C9D
RGB	rgb(25, 28, 157)
HSL	hsl(239, 73%, 36%)
HSV	hsv(239, 84%, 62%)
CMYK	cmyk(84.1%, 82.2%, 0%, 38.4%)
CIE-LAB	lab(21.84, 45.48, -68.01)
CIE-LCH	lch(21.84, 81.82, 303.77°)
OKLab	oklab(34.59% -0.0031 -0.1969)
OKLCH	oklch(34.59% 0.197 269.1)
XYZ	xyz(6.8999, 3.4707, 32.1980)
Luminance	0.0347 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191C9D #9D9A19

analogous

#195E9D #191C9D #58199D

triadic

#191C9D #9D191C #1C9D19

tetradic

#191C9D #9D195E #9D9A19 #199D58

square

#191C9D #9D195E #9D9A19 #199D58

split-complementary

#191C9D #9D5819 #5E9D19

monochromatic

#080933 #111368 #191C9D #2125D2 #4E51E3

Accessibility & contrast

On white

12.39

#191C9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#191C9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191C9D

12.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191C9D	#FFFFFF	#000000	##FFFFFF
##191C9D	1.00	12.39	1.69	12.39
#FFFFFF	12.39	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003BA1

Deuteranopia (green-blind)

#002D9B

Tritanopia (blue-blind)

#00455D

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #191c9d;
/* rgb */ color: rgb(25, 28, 157);
/* oklch */ color: oklch(34.6% 0.197 269.1);

Tailwind

colors: {
  custom: {
    50: '#725cbb',
    500: '#191c9d',
    950: '#000000',
  },
}

SCSS

$custom: #191c9d;
$custom-light: #725cbb;
$custom-dark: #000000;

JSON

{
  "hex": "#191c9d",
  "rgb": {
    "r": 25,
    "g": 28,
    "b": 157
  },
  "hsl": {
    "h": 238.636,
    "s": 72.527,
    "l": 35.686
  },
  "oklch": {
    "l": 0.34586,
    "c": 0.19697,
    "h": 269.1
  },
  "luminance": 0.03472
}

Semantic roles & 50–950 ramp

primary

#191C9D

secondary

#C5C24D

accent

#EB39EF

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #191C9D

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

Preview Lab → · Contrast checker → · Palette generator →