#13305E#13305E

#13305E is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.5% C 0.089 H 259.4°. Best body text is #FFFFFF at 13.03:1 contrast (WCAG AA passes).

Color values

HEX	#13305E
RGB	rgb(19, 48, 94)
HSL	hsl(217, 66%, 22%)
HSV	hsv(217, 80%, 37%)
CMYK	cmyk(79.8%, 48.9%, 0%, 63.1%)
CIE-LAB	lab(20.28, 7.46, -30.60)
CIE-LCH	lch(20.28, 31.49, 283.71°)
OKLab	oklab(31.51% -0.0165 -0.0877)
OKLCH	oklch(31.51% 0.089 259.4)
XYZ	xyz(3.3452, 3.0601, 11.0019)
Luminance	0.0306 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13305E #5E4113

analogous

#13565E #13305E #1C135E

triadic

#13305E #5E1330 #305E13

tetradic

#13305E #5E1356 #5E4113 #135E1C

square

#13305E #5E1356 #5E4113 #135E1C

split-complementary

#13305E #5E1C13 #565E13

monochromatic

#050D19 #09162B #13305E #1D4A91 #2864C4

Accessibility & contrast

On white

13.03

#13305E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#13305E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13305E

13.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13305E	#FFFFFF	#000000	##FFFFFF
##13305E	1.00	13.03	1.61	13.03
#FFFFFF	13.03	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183560

Deuteranopia (green-blind)

#082E5D

Tritanopia (blue-blind)

#003B42

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #13305e;
/* rgb */ color: rgb(19, 48, 94);
/* oklch */ color: oklch(31.5% 0.089 259.4);

Tailwind

colors: {
  custom: {
    50: '#5d678c',
    500: '#13305e',
    950: '#000000',
  },
}

SCSS

$custom: #13305e;
$custom-light: #5d678c;
$custom-dark: #000000;

JSON

{
  "hex": "#13305e",
  "rgb": {
    "r": 19,
    "g": 48,
    "b": 94
  },
  "hsl": {
    "h": 216.8,
    "s": 66.372,
    "l": 22.157
  },
  "oklch": {
    "l": 0.31509,
    "c": 0.08925,
    "h": 259.4
  },
  "luminance": 0.03061
}

Semantic roles & 50–950 ramp

primary

#13305E

secondary

#967137

accent

#A73FE9

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #13305E

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

Preview Lab → · Contrast checker → · Palette generator →