#191C9E#191C9E

#191C9E is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.7% C 0.198 H 269.1°. Best body text is #FFFFFF at 12.34:1 contrast (WCAG AA passes).

Color values

HEX	#191C9E
RGB	rgb(25, 28, 158)
HSL	hsl(239, 73%, 36%)
HSV	hsv(239, 84%, 62%)
CMYK	cmyk(84.2%, 82.3%, 0%, 38%)
CIE-LAB	lab(21.96, 45.81, -68.41)
CIE-LCH	lch(21.96, 82.33, 303.81°)
OKLab	oklab(34.71% -0.0033 -0.1981)
OKLCH	oklch(34.71% 0.198 269.1)
XYZ	xyz(6.9856, 3.5050, 32.6495)
Luminance	0.0351 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191C9E #9E9B19

analogous

#195E9E #191C9E #58199E

triadic

#191C9E #9E191C #1C9E19

tetradic

#191C9E #9E195E #9E9B19 #199E58

square

#191C9E #9E195E #9E9B19 #199E58

split-complementary

#191C9E #9E5819 #5E9E19

monochromatic

#080934 #111369 #191C9E #2125D3 #4E52E3

Accessibility & contrast

On white

12.34

#191C9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#191C9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191C9E

12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191C9E	#FFFFFF	#000000	##FFFFFF
##191C9E	1.00	12.34	1.70	12.34
#FFFFFF	12.34	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003BA2

Deuteranopia (green-blind)

#002D9C

Tritanopia (blue-blind)

#00465E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #191c9e;
/* rgb */ color: rgb(25, 28, 158);
/* oklch */ color: oklch(34.7% 0.198 269.1);

Tailwind

colors: {
  custom: {
    50: '#725cbc',
    500: '#191c9e',
    950: '#000000',
  },
}

SCSS

$custom: #191c9e;
$custom-light: #725cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#191c9e",
  "rgb": {
    "r": 25,
    "g": 28,
    "b": 158
  },
  "hsl": {
    "h": 238.647,
    "s": 72.678,
    "l": 35.882
  },
  "oklch": {
    "l": 0.34708,
    "c": 0.19816,
    "h": 269.1
  },
  "luminance": 0.03506
}

Semantic roles & 50–950 ramp

primary

#191C9E

secondary

#C5C34E

accent

#EB38EF

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #191C9E

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

Preview Lab → · Contrast checker → · Palette generator →