#19188F#19188F

#19188F is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.4% C 0.184 H 270.2°. Best body text is #FFFFFF at 13.39:1 contrast (WCAG AA passes).

Color values

HEX	#19188F
RGB	rgb(25, 24, 143)
HSL	hsl(241, 71%, 33%)
HSV	hsv(241, 83%, 56%)
CMYK	cmyk(82.5%, 83.2%, 0%, 43.9%)
CIE-LAB	lab(19.40, 42.93, -63.41)
CIE-LCH	lch(19.40, 76.57, 304.10°)
OKLab	oklab(32.39% 0.0007 -0.1836)
OKLCH	oklch(32.39% 0.184 270.2)
XYZ	xyz(5.6838, 2.8425, 26.2304)
Luminance	0.0284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19188F #8E8F18

analogous

#18538F #19188F #54188F

triadic

#19188F #8F1918 #188F19

tetradic

#19188F #8F1853 #8E8F18 #188F54

square

#19188F #8F1853 #8E8F18 #188F54

split-complementary

#19188F #8F5418 #538F18

monochromatic

#070626 #100F5B #19188F #2221C3 #4342DF

Accessibility & contrast

On white

13.39

#19188F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#19188F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19188F

13.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19188F	#FFFFFF	#000000	##FFFFFF
##19188F	1.00	13.39	1.57	13.39
#FFFFFF	13.39	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003592

Deuteranopia (green-blind)

#00298D

Tritanopia (blue-blind)

#003E55

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #19188f;
/* rgb */ color: rgb(25, 24, 143);
/* oklch */ color: oklch(32.4% 0.184 270.2);

Tailwind

colors: {
  custom: {
    50: '#6e58b1',
    500: '#19188f',
    950: '#000000',
  },
}

SCSS

$custom: #19188f;
$custom-light: #6e58b1;
$custom-dark: #000000;

JSON

{
  "hex": "#19188f",
  "rgb": {
    "r": 25,
    "g": 24,
    "b": 143
  },
  "hsl": {
    "h": 240.504,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.32389,
    "c": 0.18357,
    "h": 270.2
  },
  "luminance": 0.02843
}

Semantic roles & 50–950 ramp

primary

#19188F

secondary

#BFC043

accent

#EE3AEC

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #19188F

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

Preview Lab → · Contrast checker → · Palette generator →