#19278B#19278B

#19278B is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.1% C 0.164 H 268.7°. Best body text is #FFFFFF at 12.32:1 contrast (WCAG AA passes).

Color values

HEX	#19278B
RGB	rgb(25, 39, 139)
HSL	hsl(233, 70%, 32%)
HSV	hsv(233, 82%, 55%)
CMYK	cmyk(82%, 71.9%, 0%, 45.5%)
CIE-LAB	lab(22.02, 32.80, -56.58)
CIE-LCH	lch(22.02, 65.40, 300.10°)
OKLab	oklab(34.11% -0.0037 -0.1639)
OKLCH	oklch(34.11% 0.164 268.7)
XYZ	xyz(5.7850, 3.5211, 24.7958)
Luminance	0.0352 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19278B #8B7D19

analogous

#19608B #19278B #44198B

triadic

#19278B #8B1927 #278B19

tetradic

#19278B #8B1960 #8B7D19 #198B44

square

#19278B #8B1960 #8B7D19 #198B44

split-complementary

#19278B #8B4419 #608B19

monochromatic

#060A23 #101857 #19278B #2236BF #4155DD

Accessibility & contrast

On white

12.32

#19278B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#19278B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19278B

12.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19278B	#FFFFFF	#000000	##FFFFFF
##19278B	1.00	12.32	1.70	12.32
#FFFFFF	12.32	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8E

Deuteranopia (green-blind)

#002F89

Tritanopia (blue-blind)

#004356

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #19278b;
/* rgb */ color: rgb(25, 39, 139);
/* oklch */ color: oklch(34.1% 0.164 268.7);

Tailwind

colors: {
  custom: {
    50: '#6c61ae',
    500: '#19278b',
    950: '#000000',
  },
}

SCSS

$custom: #19278b;
$custom-light: #6c61ae;
$custom-dark: #000000;

JSON

{
  "hex": "#19278b",
  "rgb": {
    "r": 25,
    "g": 39,
    "b": 139
  },
  "hsl": {
    "h": 232.632,
    "s": 69.512,
    "l": 32.157
  },
  "oklch": {
    "l": 0.3411,
    "c": 0.16395,
    "h": 268.7
  },
  "luminance": 0.03522
}

Semantic roles & 50–950 ramp

primary

#19278B

secondary

#BEAF42

accent

#D73BEC

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #19278B

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

Preview Lab → · Contrast checker → · Palette generator →