#19197A#19197A

#19197A is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.0% C 0.157 H 271.8°. Best body text is #FFFFFF at 14.37:1 contrast (WCAG AA passes).

Color values

HEX	#19197A
RGB	rgb(25, 25, 122)
HSL	hsl(240, 66%, 29%)
HSV	hsv(240, 80%, 48%)
CMYK	cmyk(79.5%, 79.5%, 0%, 52.2%)
CIE-LAB	lab(17.02, 35.28, -54.10)
CIE-LCH	lch(17.02, 64.59, 303.11°)
OKLab	oklab(29.98% 0.0049 -0.1566)
OKLCH	oklch(29.98% 0.157 271.8)
XYZ	xyz(4.2602, 2.3066, 18.6293)
Luminance	0.0231 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19197A #7A7A19

analogous

#194A7A #19197A #4A197A

triadic

#19197A #7A1919 #197A19

tetradic

#19197A #7A194A #7A7A19 #197A4A

square

#19197A #7A194A #7A7A19 #197A4A

split-complementary

#19197A #7A4A19 #4A7A19

monochromatic

#050519 #0F0F47 #19197A #2323AD #3737D6

Accessibility & contrast

On white

14.37

#19197A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#19197A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19197A

14.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19197A	#FFFFFF	#000000	##FFFFFF
##19197A	1.00	14.37	1.46	14.37
#FFFFFF	14.37	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F7D

Deuteranopia (green-blind)

#002578

Tritanopia (blue-blind)

#003649

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #19197a;
/* rgb */ color: rgb(25, 25, 122);
/* oklch */ color: oklch(30.0% 0.157 271.8);

Tailwind

colors: {
  custom: {
    50: '#6957a2',
    500: '#19197a',
    950: '#000000',
  },
}

SCSS

$custom: #19197a;
$custom-light: #6957a2;
$custom-dark: #000000;

JSON

{
  "hex": "#19197a",
  "rgb": {
    "r": 25,
    "g": 25,
    "b": 122
  },
  "hsl": {
    "h": 240,
    "s": 65.986,
    "l": 28.824
  },
  "oklch": {
    "l": 0.29978,
    "c": 0.15669,
    "h": 271.8
  },
  "luminance": 0.02307
}

Semantic roles & 50–950 ramp

primary

#19197A

secondary

#AFAF40

accent

#E93FE9

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07030F

muted

#7A787F

Preview Lab

Preview with #19197A

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

Preview Lab → · Contrast checker → · Palette generator →