#13128C#13128C

#13128C is a dark, vivid blue. Relative luminance 0.025; OKLCH L 31.1% C 0.186 H 268.7°. Best body text is #FFFFFF at 14.07:1 contrast (WCAG AA passes).

Color values

HEX	#13128C
RGB	rgb(19, 18, 140)
HSL	hsl(240, 77%, 31%)
HSV	hsv(240, 87%, 55%)
CMYK	cmyk(86.4%, 87.1%, 0%, 45.1%)
CIE-LAB	lab(17.75, 44.52, -64.28)
CIE-LCH	lch(17.75, 78.20, 304.71°)
OKLab	oklab(31.06% -0.0041 -0.1861)
OKLCH	oklch(31.06% 0.186 268.7)
XYZ	xyz(5.2169, 2.4639, 25.0065)
Luminance	0.0246 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13128C #8B8C12

analogous

#124E8C #13128C #50128C

triadic

#13128C #8C1312 #128C13

tetradic

#13128C #8C124E #8B8C12 #128C50

square

#13128C #8C124E #8B8C12 #128C50

split-complementary

#13128C #8C5012 #4E8C12

monochromatic

#040420 #0C0B56 #13128C #1A19C2 #3534E5

Accessibility & contrast

On white

14.07

#13128C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#13128C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13128C

14.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13128C	#FFFFFF	#000000	##FFFFFF
##13128C	1.00	14.07	1.49	14.07
#FFFFFF	14.07	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00328F

Deuteranopia (green-blind)

#00258A

Tritanopia (blue-blind)

#003B52

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #13128c;
/* rgb */ color: rgb(19, 18, 140);
/* oklch */ color: oklch(31.1% 0.186 268.7);

Tailwind

colors: {
  custom: {
    50: '#6d55af',
    500: '#13128c',
    950: '#000000',
  },
}

SCSS

$custom: #13128c;
$custom-light: #6d55af;
$custom-dark: #000000;

JSON

{
  "hex": "#13128c",
  "rgb": {
    "r": 19,
    "g": 18,
    "b": 140
  },
  "hsl": {
    "h": 240.492,
    "s": 77.215,
    "l": 30.98
  },
  "oklch": {
    "l": 0.31057,
    "c": 0.18611,
    "h": 268.7
  },
  "luminance": 0.02465
}

Semantic roles & 50–950 ramp

primary

#13128C

secondary

#BFC039

accent

#F434F2

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090311

muted

#7B7880

Preview Lab

Preview with #13128C

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

Preview Lab → · Contrast checker → · Palette generator →