#13308E#13308E

#13308E is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.8% C 0.159 H 265.3°. Best body text is #FFFFFF at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#13308E
RGB	rgb(19, 48, 142)
HSL	hsl(226, 76%, 32%)
HSV	hsv(226, 87%, 56%)
CMYK	cmyk(86.6%, 66.2%, 0%, 44.3%)
CIE-LAB	lab(24.34, 27.48, -54.65)
CIE-LCH	lch(24.34, 61.17, 296.69°)
OKLab	oklab(35.83% -0.013 -0.1583)
OKLCH	oklch(35.83% 0.159 265.3)
XYZ	xyz(6.2063, 4.2046, 26.0704)
Luminance	0.0420 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13308E #8E7113

analogous

#136E8E #13308E #34138E

triadic

#13308E #8E1330 #308E13

tetradic

#13308E #8E136E #8E7113 #138E34

square

#13308E #8E136E #8E7113 #138E34

split-complementary

#13308E #8E3413 #6E8E13

monochromatic

#050C22 #0C1E58 #13308E #1A42C4 #3760E4

Accessibility & contrast

On white

11.41

#13308E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#13308E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13308E

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13308E	#FFFFFF	#000000	##FFFFFF
##13308E	1.00	11.41	1.84	11.41
#FFFFFF	11.41	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004091

Deuteranopia (green-blind)

#00348C

Tritanopia (blue-blind)

#00495A

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #13308e;
/* rgb */ color: rgb(19, 48, 142);
/* oklch */ color: oklch(35.8% 0.159 265.3);

Tailwind

colors: {
  custom: {
    50: '#6a68b0',
    500: '#13308e',
    950: '#000000',
  },
}

SCSS

$custom: #13308e;
$custom-light: #6a68b0;
$custom-dark: #000000;

JSON

{
  "hex": "#13308e",
  "rgb": {
    "r": 19,
    "g": 48,
    "b": 142
  },
  "hsl": {
    "h": 225.854,
    "s": 76.398,
    "l": 31.569
  },
  "oklch": {
    "l": 0.35827,
    "c": 0.15885,
    "h": 265.3
  },
  "luminance": 0.04205
}

Semantic roles & 50–950 ramp

primary

#13308E

secondary

#C2A23B

accent

#C635F3

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080611

muted

#7B7A80

Preview Lab

Preview with #13308E

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

Preview Lab → · Contrast checker → · Palette generator →