#191D73#191D73

#191D73 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.8% C 0.143 H 271.7°. Best body text is #FFFFFF at 14.34:1 contrast (WCAG AA passes).

Color values

HEX	#191D73
RGB	rgb(25, 29, 115)
HSL	hsl(237, 64%, 27%)
HSV	hsv(237, 78%, 45%)
CMYK	cmyk(78.3%, 74.8%, 0%, 54.9%)
CIE-LAB	lab(17.10, 30.29, -49.47)
CIE-LCH	lch(17.10, 58.01, 301.48°)
OKLab	oklab(29.8% 0.0043 -0.1432)
OKLCH	oklch(29.8% 0.143 271.7)
XYZ	xyz(3.9337, 2.3228, 16.4574)
Luminance	0.0232 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191D73 #736F19

analogous

#194A73 #191D73 #421973

triadic

#191D73 #73191D #1D7319

tetradic

#191D73 #73194A #736F19 #197342

square

#191D73 #73194A #736F19 #197342

split-complementary

#191D73 #734219 #4A7319

monochromatic

#050619 #0E1041 #191D73 #242AA5 #343BD3

Accessibility & contrast

On white

14.34

#191D73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#191D73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191D73

14.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191D73	#FFFFFF	#000000	##FFFFFF
##191D73	1.00	14.34	1.46	14.34
#FFFFFF	14.34	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E76

Deuteranopia (green-blind)

#002671

Tritanopia (blue-blind)

#003546

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #191d73;
/* rgb */ color: rgb(25, 29, 115);
/* oklch */ color: oklch(29.8% 0.143 271.7);

Tailwind

colors: {
  custom: {
    50: '#665a9c',
    500: '#191d73',
    950: '#000000',
  },
}

SCSS

$custom: #191d73;
$custom-light: #665a9c;
$custom-dark: #000000;

JSON

{
  "hex": "#191d73",
  "rgb": {
    "r": 25,
    "g": 29,
    "b": 115
  },
  "hsl": {
    "h": 237.333,
    "s": 64.286,
    "l": 27.451
  },
  "oklch": {
    "l": 0.29796,
    "c": 0.14325,
    "h": 271.7
  },
  "luminance": 0.02323
}

Semantic roles & 50–950 ramp

primary

#191D73

secondary

#A8A340

accent

#E041E7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #191D73

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

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