#13138E#13138E

#13138E is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.4% C 0.188 H 268.6°. Best body text is #FFFFFF at 13.89:1 contrast (WCAG AA passes).

Color values

HEX	#13138E
RGB	rgb(19, 19, 142)
HSL	hsl(240, 76%, 32%)
HSV	hsv(240, 87%, 56%)
CMYK	cmyk(86.6%, 86.6%, 0%, 44.3%)
CIE-LAB	lab(18.17, 44.71, -64.84)
CIE-LCH	lch(18.17, 78.76, 304.59°)
OKLab	oklab(31.42% -0.0046 -0.1877)
OKLCH	oklch(31.42% 0.188 268.6)
XYZ	xyz(5.3822, 2.5565, 25.7957)
Luminance	0.0256 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13138E #8E8E13

analogous

#13518E #13138E #51138E

triadic

#13138E #8E1313 #138E13

tetradic

#13138E #8E1351 #8E8E13 #138E51

square

#13138E #8E1351 #8E8E13 #138E51

split-complementary

#13138E #8E5113 #518E13

monochromatic

#050522 #0C0C58 #13138E #1A1AC4 #3737E4

Accessibility & contrast

On white

13.89

#13138E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#13138E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13138E

13.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13138E	#FFFFFF	#000000	##FFFFFF
##13138E	1.00	13.89	1.51	13.89
#FFFFFF	13.89	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003391

Deuteranopia (green-blind)

#00268C

Tritanopia (blue-blind)

#003C53

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #13138e;
/* rgb */ color: rgb(19, 19, 142);
/* oklch */ color: oklch(31.4% 0.188 268.6);

Tailwind

colors: {
  custom: {
    50: '#6d55b0',
    500: '#13138e',
    950: '#000000',
  },
}

SCSS

$custom: #13138e;
$custom-light: #6d55b0;
$custom-dark: #000000;

JSON

{
  "hex": "#13138e",
  "rgb": {
    "r": 19,
    "g": 19,
    "b": 142
  },
  "hsl": {
    "h": 240,
    "s": 76.398,
    "l": 31.569
  },
  "oklch": {
    "l": 0.31421,
    "c": 0.18774,
    "h": 268.6
  },
  "luminance": 0.02557
}

Semantic roles & 50–950 ramp

primary

#13138E

secondary

#C2C23B

accent

#F335F3

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #13138E

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

Preview Lab → · Contrast checker → · Palette generator →