#19287B#19287B

#19287B is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.6% C 0.141 H 268.8°. Best body text is #FFFFFF at 12.88:1 contrast (WCAG AA passes).

Color values

HEX	#19287B
RGB	rgb(25, 40, 123)
HSL	hsl(231, 66%, 29%)
HSV	hsv(231, 80%, 48%)
CMYK	cmyk(79.7%, 67.5%, 0%, 51.8%)
CIE-LAB	lab(20.65, 25.99, -48.76)
CIE-LCH	lch(20.65, 55.25, 298.06°)
OKLab	oklab(32.62% -0.0029 -0.1411)
OKLCH	oklch(32.62% 0.141 268.8)
XYZ	xyz(4.7336, 3.1538, 19.0943)
Luminance	0.0315 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19287B #7B6C19

analogous

#19597B #19287B #3B197B

triadic

#19287B #7B1928 #287B19

tetradic

#19287B #7B1959 #7B6C19 #197B3B

square

#19287B #7B1959 #7B6C19 #197B3B

split-complementary

#19287B #7B3B19 #597B19

monochromatic

#050819 #0F1748 #19287B #2339AE #3850D7

Accessibility & contrast

On white

12.88

#19287B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#19287B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19287B

12.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19287B	#FFFFFF	#000000	##FFFFFF
##19287B	1.00	12.88	1.63	12.88
#FFFFFF	12.88	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367E

Deuteranopia (green-blind)

#002D79

Tritanopia (blue-blind)

#003E4D

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #19287b;
/* rgb */ color: rgb(25, 40, 123);
/* oklch */ color: oklch(32.6% 0.141 268.8);

Tailwind

colors: {
  custom: {
    50: '#6762a2',
    500: '#19287b',
    950: '#000000',
  },
}

SCSS

$custom: #19287b;
$custom-light: #6762a2;
$custom-dark: #000000;

JSON

{
  "hex": "#19287b",
  "rgb": {
    "r": 25,
    "g": 40,
    "b": 123
  },
  "hsl": {
    "h": 230.816,
    "s": 66.216,
    "l": 29.02
  },
  "oklch": {
    "l": 0.32622,
    "c": 0.1411,
    "h": 268.8
  },
  "luminance": 0.03154
}

Semantic roles & 50–950 ramp

primary

#19287B

secondary

#AF9E40

accent

#CF3FE9

background

#F6F5FA

surface

#EBEAF4

border

#C6C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #19287B

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

Preview Lab → · Contrast checker → · Palette generator →