#19187B#19187B

#19187B is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.0% C 0.159 H 271.8°. Best body text is #FFFFFF at 14.40:1 contrast (WCAG AA passes).

Color values

HEX	#19187B
RGB	rgb(25, 24, 123)
HSL	hsl(241, 67%, 29%)
HSV	hsv(241, 80%, 48%)
CMYK	cmyk(79.7%, 80.5%, 0%, 51.8%)
CIE-LAB	lab(16.94, 36.21, -54.87)
CIE-LCH	lch(16.94, 65.74, 303.42°)
OKLab	oklab(29.96% 0.0051 -0.1588)
OKLCH	oklch(29.96% 0.159 271.8)
XYZ	xyz(4.3015, 2.2895, 18.9503)
Luminance	0.0229 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19187B #7A7B18

analogous

#18497B #19187B #4B187B

triadic

#19187B #7B1918 #187B19

tetradic

#19187B #7B1849 #7A7B18 #187B4B

square

#19187B #7B1849 #7A7B18 #187B4B

split-complementary

#19187B #7B4B18 #497B18

monochromatic

#05051A #0F0E48 #19187B #2322AE #3736D8

Accessibility & contrast

On white

14.40

#19187B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#19187B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19187B

14.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19187B	#FFFFFF	#000000	##FFFFFF
##19187B	1.00	14.40	1.46	14.40
#FFFFFF	14.40	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.40	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: #19187b;
/* rgb */ color: rgb(25, 24, 123);
/* oklch */ color: oklch(30.0% 0.159 271.8);

Tailwind

colors: {
  custom: {
    50: '#6957a2',
    500: '#19187b',
    950: '#000000',
  },
}

SCSS

$custom: #19187b;
$custom-light: #6957a2;
$custom-dark: #000000;

JSON

{
  "hex": "#19187b",
  "rgb": {
    "r": 25,
    "g": 24,
    "b": 123
  },
  "hsl": {
    "h": 240.606,
    "s": 67.347,
    "l": 28.824
  },
  "oklch": {
    "l": 0.29955,
    "c": 0.15893,
    "h": 271.8
  },
  "luminance": 0.0229
}

Semantic roles & 50–950 ramp

primary

#19187B

secondary

#AFB03F

accent

#EA3EE8

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07030F

muted

#7A787F

Preview Lab

Preview with #19187B

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

Preview Lab → · Contrast checker → · Palette generator →