#191A43#191A43

#191A43 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.4% C 0.076 H 278.1°. Best body text is #FFFFFF at 16.53:1 contrast (WCAG AA passes).

Color values

HEX	#191A43
RGB	rgb(25, 26, 67)
HSL	hsl(239, 46%, 18%)
HSV	hsv(239, 63%, 26%)
CMYK	cmyk(62.7%, 61.2%, 0%, 73.7%)
CIE-LAB	lab(11.62, 13.78, -26.19)
CIE-LCH	lch(11.62, 29.60, 297.75°)
OKLab	oklab(24.36% 0.0107 -0.075)
OKLCH	oklch(24.36% 0.076 278.1)
XYZ	xyz(1.7831, 1.3506, 5.4758)
Luminance	0.0135 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191A43 #434219

analogous

#192F43 #191A43 #2D1943

triadic

#191A43 #43191A #1A4319

tetradic

#191A43 #43192F #434219 #19432D

square

#191A43 #43192F #434219 #19432D

split-complementary

#191A43 #432D19 #2F4319

monochromatic

#080916 #080916 #191A43 #2A2B70 #3A3D9C

Accessibility & contrast

On white

16.53

#191A43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#191A43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191A43

16.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191A43	#FFFFFF	#000000	##FFFFFF
##191A43	1.00	16.53	1.27	16.53
#FFFFFF	16.53	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#032044

Deuteranopia (green-blind)

#001D42

Tritanopia (blue-blind)

#05232B

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #191a43;
/* rgb */ color: rgb(25, 26, 67);
/* oklch */ color: oklch(24.4% 0.076 278.1);

Tailwind

colors: {
  custom: {
    50: '#5a5677',
    500: '#191a43',
    950: '#000000',
  },
}

SCSS

$custom: #191a43;
$custom-light: #5a5677;
$custom-dark: #000000;

JSON

{
  "hex": "#191a43",
  "rgb": {
    "r": 25,
    "g": 26,
    "b": 67
  },
  "hsl": {
    "h": 238.571,
    "s": 45.652,
    "l": 18.039
  },
  "oklch": {
    "l": 0.24362,
    "c": 0.07574,
    "h": 278.1
  },
  "luminance": 0.01351
}

Semantic roles & 50–950 ramp

primary

#191A43

secondary

#79783F

accent

#D252D5

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#040309

muted

#79787B

Preview Lab

Preview with #191A43

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

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