#191F73#191F73

#191F73 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.1% C 0.141 H 271.3°. Best body text is #FFFFFF at 14.14:1 contrast (WCAG AA passes).

Color values

HEX	#191F73
RGB	rgb(25, 31, 115)
HSL	hsl(236, 64%, 27%)
HSV	hsv(236, 78%, 45%)
CMYK	cmyk(78.3%, 73%, 0%, 54.9%)
CIE-LAB	lab(17.57, 28.99, -48.69)
CIE-LCH	lch(17.57, 56.67, 300.77°)
OKLab	oklab(30.14% 0.0032 -0.1409)
OKLCH	oklch(30.14% 0.141 271.3)
XYZ	xyz(3.9844, 2.4240, 16.4742)
Luminance	0.0242 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191F73 #736D19

analogous

#194C73 #191F73 #401973

triadic

#191F73 #73191F #1F7319

tetradic

#191F73 #73194C #736D19 #197340

square

#191F73 #73194C #736D19 #197340

split-complementary

#191F73 #734019 #4C7319

monochromatic

#050719 #0E1141 #191F73 #242DA5 #343ED3

Accessibility & contrast

On white

14.14

#191F73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#191F73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191F73

14.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191F73	#FFFFFF	#000000	##FFFFFF
##191F73	1.00	14.14	1.48	14.14
#FFFFFF	14.14	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F76

Deuteranopia (green-blind)

#002771

Tritanopia (blue-blind)

#003646

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #191f73;
/* rgb */ color: rgb(25, 31, 115);
/* oklch */ color: oklch(30.1% 0.141 271.3);

Tailwind

colors: {
  custom: {
    50: '#665b9c',
    500: '#191f73',
    950: '#000000',
  },
}

SCSS

$custom: #191f73;
$custom-light: #665b9c;
$custom-dark: #000000;

JSON

{
  "hex": "#191f73",
  "rgb": {
    "r": 25,
    "g": 31,
    "b": 115
  },
  "hsl": {
    "h": 236,
    "s": 64.286,
    "l": 27.451
  },
  "oklch": {
    "l": 0.30137,
    "c": 0.14095,
    "h": 271.3
  },
  "luminance": 0.02424
}

Semantic roles & 50–950 ramp

primary

#191F73

secondary

#A8A140

accent

#DC41E7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #191F73

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

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