#19105A#19105A

#19105A is a very dark, vivid blue. Relative luminance 0.013; OKLCH L 24.9% C 0.124 H 277.9°. Best body text is #FFFFFF at 16.63:1 contrast (WCAG AA passes).

Color values

HEX	#19105A
RGB	rgb(25, 16, 90)
HSL	hsl(247, 70%, 21%)
HSV	hsv(247, 82%, 35%)
CMYK	cmyk(72.2%, 82.2%, 0%, 64.7%)
CIE-LAB	lab(11.38, 29.30, -42.41)
CIE-LCH	lch(11.38, 51.54, 304.64°)
OKLab	oklab(24.89% 0.0171 -0.1225)
OKLCH	oklch(24.89% 0.124 277.9)
XYZ	xyz(2.4311, 1.3152, 9.7966)
Luminance	0.0132 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19105A #515A10

analogous

#102C5A #19105A #3E105A

triadic

#19105A #5A1910 #105A19

tetradic

#19105A #5A102C #515A10 #105A3E

square

#19105A #5A102C #515A10 #105A3E

split-complementary

#19105A #5A3E10 #2C5A10

monochromatic

#07051A #0B0726 #19105A #27198E #3622C2

Accessibility & contrast

On white

16.63

#19105A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#19105A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19105A

16.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19105A	#FFFFFF	#000000	##FFFFFF
##19105A	1.00	16.63	1.26	16.63
#FFFFFF	16.63	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00215C

Deuteranopia (green-blind)

#001B59

Tritanopia (blue-blind)

#002634

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #19105a;
/* rgb */ color: rgb(25, 16, 90);
/* oklch */ color: oklch(24.9% 0.124 277.9);

Tailwind

colors: {
  custom: {
    50: '#61508a',
    500: '#19105a',
    950: '#000000',
  },
}

SCSS

$custom: #19105a;
$custom-light: #61508a;
$custom-dark: #000000;

JSON

{
  "hex": "#19105a",
  "rgb": {
    "r": 25,
    "g": 16,
    "b": 90
  },
  "hsl": {
    "h": 247.297,
    "s": 69.811,
    "l": 20.784
  },
  "oklch": {
    "l": 0.24891,
    "c": 0.12369,
    "h": 277.9
  },
  "luminance": 0.01315
}

Semantic roles & 50–950 ramp

primary

#19105A

secondary

#879333

accent

#ED3BD7

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #19105A

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

Preview Lab → · Contrast checker → · Palette generator →