#13397D#13397D

#13397D is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.2% C 0.123 H 261.0°. Best body text is #FFFFFF at 11.00:1 contrast (WCAG AA passes).

Color values

HEX	#13397D
RGB	rgb(19, 57, 125)
HSL	hsl(218, 74%, 28%)
HSV	hsv(218, 85%, 49%)
CMYK	cmyk(84.8%, 54.4%, 0%, 51%)
CIE-LAB	lab(25.40, 14.16, -42.30)
CIE-LCH	lch(25.40, 44.60, 288.51°)
OKLab	oklab(36.16% -0.0193 -0.1219)
OKLCH	oklch(36.16% 0.123 261)
XYZ	xyz(5.4320, 4.5447, 19.9890)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13397D #7D5713

analogous

#136E7D #13397D #22137D

triadic

#13397D #7D1339 #397D13

tetradic

#13397D #7D136E #7D5713 #137D22

square

#13397D #7D136E #7D5713 #137D22

split-complementary

#13397D #7D2213 #6E7D13

monochromatic

#040C1B #0B2148 #13397D #1B51B2 #2C6CDF

Accessibility & contrast

On white

11.00

#13397D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#13397D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13397D

11.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13397D	#FFFFFF	#000000	##FFFFFF
##13397D	1.00	11.00	1.91	11.00
#FFFFFF	11.00	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#07417F

Deuteranopia (green-blind)

#00387C

Tritanopia (blue-blind)

#004A55

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #13397d;
/* rgb */ color: rgb(19, 57, 125);
/* oklch */ color: oklch(36.2% 0.123 261.0);

Tailwind

colors: {
  custom: {
    50: '#656ea3',
    500: '#13397d',
    950: '#000000',
  },
}

SCSS

$custom: #13397d;
$custom-light: #656ea3;
$custom-dark: #000000;

JSON

{
  "hex": "#13397d",
  "rgb": {
    "r": 19,
    "g": 57,
    "b": 125
  },
  "hsl": {
    "h": 218.491,
    "s": 73.611,
    "l": 28.235
  },
  "oklch": {
    "l": 0.36164,
    "c": 0.12346,
    "h": 261
  },
  "luminance": 0.04545
}

Semantic roles & 50–950 ramp

primary

#13397D

secondary

#B38739

accent

#AE38F0

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#06070F

muted

#7A7A7F

Preview Lab

Preview with #13397D

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

Preview Lab → · Contrast checker → · Palette generator →