#19155B#19155B

#19155B is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.8% C 0.119 H 276.5°. Best body text is #FFFFFF at 16.16:1 contrast (WCAG AA passes).

Color values

HEX	#19155B
RGB	rgb(25, 21, 91)
HSL	hsl(243, 63%, 22%)
HSV	hsv(243, 77%, 36%)
CMYK	cmyk(72.5%, 76.9%, 0%, 64.3%)
CIE-LAB	lab(12.60, 26.56, -41.08)
CIE-LCH	lch(12.60, 48.92, 302.88°)
OKLab	oklab(25.79% 0.0135 -0.1187)
OKLCH	oklch(25.79% 0.119 276.5)
XYZ	xyz(2.5568, 1.4981, 10.0499)
Luminance	0.0150 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19155B #575B15

analogous

#15345B #19155B #3C155B

triadic

#19155B #5B1915 #155B19

tetradic

#19155B #5B1534 #575B15 #155B3C

square

#19155B #5B1534 #575B15 #155B3C

split-complementary

#19155B #5B3C15 #345B15

monochromatic

#070619 #0B0A29 #19155B #27208D #342CBE

Accessibility & contrast

On white

16.16

#19155B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#19155B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19155B

16.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19155B	#FFFFFF	#000000	##FFFFFF
##19155B	1.00	16.16	1.30	16.16
#FFFFFF	16.16	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00245D

Deuteranopia (green-blind)

#001E5A

Tritanopia (blue-blind)

#002836

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #19155b;
/* rgb */ color: rgb(25, 21, 91);
/* oklch */ color: oklch(25.8% 0.119 276.5);

Tailwind

colors: {
  custom: {
    50: '#61538a',
    500: '#19155b',
    950: '#000000',
  },
}

SCSS

$custom: #19155b;
$custom-light: #61538a;
$custom-dark: #000000;

JSON

{
  "hex": "#19155b",
  "rgb": {
    "r": 25,
    "g": 21,
    "b": 91
  },
  "hsl": {
    "h": 243.429,
    "s": 62.5,
    "l": 21.961
  },
  "oklch": {
    "l": 0.25785,
    "c": 0.11945,
    "h": 276.5
  },
  "luminance": 0.01498
}

Semantic roles & 50–950 ramp

primary

#19155B

secondary

#8D9239

accent

#E642DC

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05020C

muted

#7A787D

Preview Lab

Preview with #19155B

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

Preview Lab → · Contrast checker → · Palette generator →