#19188C#19188C

#19188C is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.0% C 0.180 H 270.4°. Best body text is #FFFFFF at 13.54:1 contrast (WCAG AA passes).

Color values

HEX	#19188C
RGB	rgb(25, 24, 140)
HSL	hsl(241, 71%, 32%)
HSV	hsv(241, 83%, 55%)
CMYK	cmyk(82.1%, 82.9%, 0%, 45.1%)
CIE-LAB	lab(19.03, 41.95, -62.16)
CIE-LCH	lch(19.03, 74.99, 304.01°)
OKLab	oklab(32.02% 0.0013 -0.18)
OKLCH	oklch(32.02% 0.18 270.4)
XYZ	xyz(5.4596, 2.7528, 25.0495)
Luminance	0.0275 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19188C #8B8C18

analogous

#18518C #19188C #53188C

triadic

#19188C #8C1918 #188C19

tetradic

#19188C #8C1851 #8B8C18 #188C53

square

#19188C #8C1851 #8B8C18 #188C53

split-complementary

#19188C #8C5318 #518C18

monochromatic

#060624 #100F58 #19188C #2221C0 #4140DE

Accessibility & contrast

On white

13.54

#19188C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#19188C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19188C

13.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19188C	#FFFFFF	#000000	##FFFFFF
##19188C	1.00	13.54	1.55	13.54
#FFFFFF	13.54	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00348F

Deuteranopia (green-blind)

#00288A

Tritanopia (blue-blind)

#003D53

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #19188c;
/* rgb */ color: rgb(25, 24, 140);
/* oklch */ color: oklch(32.0% 0.180 270.4);

Tailwind

colors: {
  custom: {
    50: '#6e58af',
    500: '#19188c',
    950: '#000000',
  },
}

SCSS

$custom: #19188c;
$custom-light: #6e58af;
$custom-dark: #000000;

JSON

{
  "hex": "#19188c",
  "rgb": {
    "r": 25,
    "g": 24,
    "b": 140
  },
  "hsl": {
    "h": 240.517,
    "s": 70.732,
    "l": 32.157
  },
  "oklch": {
    "l": 0.32019,
    "c": 0.17996,
    "h": 270.4
  },
  "luminance": 0.02753
}

Semantic roles & 50–950 ramp

primary

#19188C

secondary

#BEBF41

accent

#ED3AEC

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090311

muted

#7B7880

Preview Lab

Preview with #19188C

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

Preview Lab → · Contrast checker → · Palette generator →