#19187D#19187D

#19187D is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.2% C 0.161 H 271.7°. Best body text is #FFFFFF at 14.30:1 contrast (WCAG AA passes).

Color values

HEX	#19187D
RGB	rgb(25, 24, 125)
HSL	hsl(241, 68%, 29%)
HSV	hsv(241, 81%, 49%)
CMYK	cmyk(80%, 80.8%, 0%, 51%)
CIE-LAB	lab(17.18, 36.90, -55.75)
CIE-LCH	lch(17.18, 66.86, 303.50°)
OKLab	oklab(30.2% 0.0046 -0.1614)
OKLCH	oklch(30.2% 0.161 271.7)
XYZ	xyz(4.4280, 2.3401, 19.6164)
Luminance	0.0234 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19187D #7C7D18

analogous

#184A7D #19187D #4C187D

triadic

#19187D #7D1918 #187D19

tetradic

#19187D #7D184A #7C7D18 #187D4C

square

#19187D #7D184A #7C7D18 #187D4C

split-complementary

#19187D #7D4C18 #4A7D18

monochromatic

#05051A #0F0E4A #19187D #2322B0 #3837D9

Accessibility & contrast

On white

14.30

#19187D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#19187D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19187D

14.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19187D	#FFFFFF	#000000	##FFFFFF
##19187D	1.00	14.30	1.47	14.30
#FFFFFF	14.30	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F80

Deuteranopia (green-blind)

#00257B

Tritanopia (blue-blind)

#00374A

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #19187d;
/* rgb */ color: rgb(25, 24, 125);
/* oklch */ color: oklch(30.2% 0.161 271.7);

Tailwind

colors: {
  custom: {
    50: '#6a57a4',
    500: '#19187d',
    950: '#000000',
  },
}

SCSS

$custom: #19187d;
$custom-light: #6a57a4;
$custom-dark: #000000;

JSON

{
  "hex": "#19187d",
  "rgb": {
    "r": 25,
    "g": 24,
    "b": 125
  },
  "hsl": {
    "h": 240.594,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.30195,
    "c": 0.16146,
    "h": 271.7
  },
  "luminance": 0.02341
}

Semantic roles & 50–950 ramp

primary

#19187D

secondary

#B0B23F

accent

#EB3DE9

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #19187D

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

Preview Lab → · Contrast checker → · Palette generator →