#19197B#19197B

#19197B is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.1% C 0.158 H 271.7°. Best body text is #FFFFFF at 14.32:1 contrast (WCAG AA passes).

Color values

HEX	#19197B
RGB	rgb(25, 25, 123)
HSL	hsl(240, 66%, 29%)
HSV	hsv(240, 80%, 48%)
CMYK	cmyk(79.7%, 79.7%, 0%, 51.8%)
CIE-LAB	lab(17.14, 35.63, -54.54)
CIE-LCH	lch(17.14, 65.15, 303.16°)
OKLab	oklab(30.1% 0.0047 -0.1579)
OKLCH	oklch(30.1% 0.158 271.7)
XYZ	xyz(4.3225, 2.3315, 18.9573)
Luminance	0.0233 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19197B #7B7B19

analogous

#194A7B #19197B #4A197B

triadic

#19197B #7B1919 #197B19

tetradic

#19197B #7B194A #7B7B19 #197B4A

square

#19197B #7B194A #7B7B19 #197B4A

split-complementary

#19197B #7B4A19 #4A7B19

monochromatic

#050519 #0F0F48 #19197B #2323AE #3838D7

Accessibility & contrast

On white

14.32

#19197B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#19197B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19197B

14.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19197B	#FFFFFF	#000000	##FFFFFF
##19197B	1.00	14.32	1.47	14.32
#FFFFFF	14.32	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F7E

Deuteranopia (green-blind)

#002579

Tritanopia (blue-blind)

#003649

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #19197b;
/* rgb */ color: rgb(25, 25, 123);
/* oklch */ color: oklch(30.1% 0.158 271.7);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#19197b",
  "rgb": {
    "r": 25,
    "g": 25,
    "b": 123
  },
  "hsl": {
    "h": 240,
    "s": 66.216,
    "l": 29.02
  },
  "oklch": {
    "l": 0.30096,
    "c": 0.15797,
    "h": 271.7
  },
  "luminance": 0.02332
}

Semantic roles & 50–950 ramp

primary

#19197B

secondary

#AFAF40

accent

#E93FE9

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07030F

muted

#7A787F

Preview Lab

Preview with #19197B

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

Preview Lab → · Contrast checker → · Palette generator →