#19128C#19128C

#19128C is a dark, vivid blue. Relative luminance 0.025; OKLCH L 31.4% C 0.184 H 270.8°. Best body text is #FFFFFF at 13.94:1 contrast (WCAG AA passes).

Color values

HEX	#19128C
RGB	rgb(25, 18, 140)
HSL	hsl(243, 77%, 31%)
HSV	hsv(243, 87%, 55%)
CMYK	cmyk(82.1%, 87.1%, 0%, 45.1%)
CIE-LAB	lab(18.06, 44.79, -63.76)
CIE-LCH	lch(18.06, 77.92, 305.09°)
OKLab	oklab(31.35% 0.0026 -0.1845)
OKLCH	oklch(31.35% 0.184 270.8)
XYZ	xyz(5.3492, 2.5321, 25.0127)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19128C #858C12

analogous

#12488C #19128C #56128C

triadic

#19128C #8C1912 #128C19

tetradic

#19128C #8C1248 #858C12 #128C56

square

#19128C #8C1248 #858C12 #128C56

split-complementary

#19128C #8C5612 #488C12

monochromatic

#060420 #0F0B56 #19128C #2319C2 #3E34E5

Accessibility & contrast

On white

13.94

#19128C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#19128C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19128C

13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19128C	#FFFFFF	#000000	##FFFFFF
##19128C	1.00	13.94	1.51	13.94
#FFFFFF	13.94	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00328F

Deuteranopia (green-blind)

#00268A

Tritanopia (blue-blind)

#003B52

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #19128c;
/* rgb */ color: rgb(25, 18, 140);
/* oklch */ color: oklch(31.4% 0.184 270.8);

Tailwind

colors: {
  custom: {
    50: '#6e55af',
    500: '#19128c',
    950: '#000000',
  },
}

SCSS

$custom: #19128c;
$custom-light: #6e55af;
$custom-dark: #000000;

JSON

{
  "hex": "#19128c",
  "rgb": {
    "r": 25,
    "g": 18,
    "b": 140
  },
  "hsl": {
    "h": 243.443,
    "s": 77.215,
    "l": 30.98
  },
  "oklch": {
    "l": 0.31354,
    "c": 0.18448,
    "h": 270.8
  },
  "luminance": 0.02533
}

Semantic roles & 50–950 ramp

primary

#19128C

secondary

#B9C039

accent

#F434E9

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090311

muted

#7B7880

Preview Lab

Preview with #19128C

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

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