#191C42#191C42

#191C42 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.7% C 0.071 H 276.5°. Best body text is #FFFFFF at 16.33:1 contrast (WCAG AA passes).

Color values

HEX	#191C42
RGB	rgb(25, 28, 66)
HSL	hsl(236, 45%, 18%)
HSV	hsv(236, 62%, 26%)
CMYK	cmyk(62.1%, 57.6%, 0%, 74.1%)
CIE-LAB	lab(12.16, 11.88, -24.63)
CIE-LCH	lch(12.16, 27.35, 295.75°)
OKLab	oklab(24.74% 0.008 -0.0704)
OKLCH	oklch(24.74% 0.071 276.5)
XYZ	xyz(1.7992, 1.4304, 5.3345)
Luminance	0.0143 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191C42 #423F19

analogous

#193042 #191C42 #2A1942

triadic

#191C42 #42191C #1C4219

tetradic

#191C42 #421930 #423F19 #19422A

square

#191C42 #421930 #423F19 #19422A

split-complementary

#191C42 #422A19 #304219

monochromatic

#080916 #080916 #191C42 #2A2F6E #3B429B

Accessibility & contrast

On white

16.33

#191C42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#191C42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191C42

16.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191C42	#FFFFFF	#000000	##FFFFFF
##191C42	1.00	16.33	1.29	16.33
#FFFFFF	16.33	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#082243

Deuteranopia (green-blind)

#041E41

Tritanopia (blue-blind)

#05252B

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #191c42;
/* rgb */ color: rgb(25, 28, 66);
/* oklch */ color: oklch(24.7% 0.071 276.5);

Tailwind

colors: {
  custom: {
    50: '#5a5777',
    500: '#191c42',
    950: '#000000',
  },
}

SCSS

$custom: #191c42;
$custom-light: #5a5777;
$custom-dark: #000000;

JSON

{
  "hex": "#191c42",
  "rgb": {
    "r": 25,
    "g": 28,
    "b": 66
  },
  "hsl": {
    "h": 235.61,
    "s": 45.055,
    "l": 17.843
  },
  "oklch": {
    "l": 0.24737,
    "c": 0.07083,
    "h": 276.5
  },
  "luminance": 0.01431
}

Semantic roles & 50–950 ramp

primary

#191C42

secondary

#78743F

accent

#CB53D5

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#040308

muted

#79787B

Preview Lab

Preview with #191C42

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

Preview Lab → · Contrast checker → · Palette generator →