#13287C#13287C

#13287C is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.5% C 0.144 H 266.7°. Best body text is #FFFFFF at 12.95:1 contrast (WCAG AA passes).

Color values

HEX	#13287C
RGB	rgb(19, 40, 124)
HSL	hsl(228, 73%, 28%)
HSV	hsv(228, 85%, 49%)
CMYK	cmyk(84.7%, 67.7%, 0%, 51.4%)
CIE-LAB	lab(20.48, 25.81, -49.68)
CIE-LCH	lch(20.48, 55.98, 297.45°)
OKLab	oklab(32.46% -0.0084 -0.1439)
OKLCH	oklch(32.46% 0.144 266.7)
XYZ	xyz(4.6642, 3.1107, 19.4195)
Luminance	0.0311 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13287C #7C6713

analogous

#135C7C #13287C #32137C

triadic

#13287C #7C1328 #287C13

tetradic

#13287C #7C135C #7C6713 #137C32

square

#13287C #7C135C #7C6713 #137C32

split-complementary

#13287C #7C3213 #5C7C13

monochromatic

#04091B #0B1747 #13287C #1B39B1 #2B4FDF

Accessibility & contrast

On white

12.95

#13287C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#13287C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13287C

12.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13287C	#FFFFFF	#000000	##FFFFFF
##13287C	1.00	12.95	1.62	12.95
#FFFFFF	12.95	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367F

Deuteranopia (green-blind)

#002C7A

Tritanopia (blue-blind)

#003F4E

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #13287c;
/* rgb */ color: rgb(19, 40, 124);
/* oklch */ color: oklch(32.5% 0.144 266.7);

Tailwind

colors: {
  custom: {
    50: '#6661a3',
    500: '#13287c',
    950: '#000000',
  },
}

SCSS

$custom: #13287c;
$custom-light: #6661a3;
$custom-dark: #000000;

JSON

{
  "hex": "#13287c",
  "rgb": {
    "r": 19,
    "g": 40,
    "b": 124
  },
  "hsl": {
    "h": 228,
    "s": 73.427,
    "l": 28.039
  },
  "oklch": {
    "l": 0.32455,
    "c": 0.14412,
    "h": 266.7
  },
  "luminance": 0.03111
}

Semantic roles & 50–950 ramp

primary

#13287C

secondary

#B29A39

accent

#CB38F0

background

#F6F5FA

surface

#EBEAF4

border

#C6C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #13287C

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

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