#13397E#13397E

#13397E is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.2% C 0.125 H 261.2°. Best body text is #FFFFFF at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#13397E
RGB	rgb(19, 57, 126)
HSL	hsl(219, 74%, 28%)
HSV	hsv(219, 85%, 49%)
CMYK	cmyk(84.9%, 54.8%, 0%, 50.6%)
CIE-LAB	lab(25.47, 14.58, -42.80)
CIE-LCH	lch(25.47, 45.22, 288.82°)
OKLab	oklab(36.25% -0.0192 -0.1234)
OKLCH	oklch(36.25% 0.125 261.2)
XYZ	xyz(5.4962, 4.5704, 20.3271)
Luminance	0.0457 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13397E #7E5813

analogous

#136E7E #13397E #23137E

triadic

#13397E #7E1339 #397E13

tetradic

#13397E #7E136E #7E5813 #137E23

square

#13397E #7E136E #7E5813 #137E23

split-complementary

#13397E #7E2313 #6E7E13

monochromatic

#040C1B #0B2149 #13397E #1B51B3 #2C6CDF

Accessibility & contrast

On white

10.97

#13397E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#13397E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13397E

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13397E	#FFFFFF	#000000	##FFFFFF
##13397E	1.00	10.97	1.91	10.97
#FFFFFF	10.97	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#044180

Deuteranopia (green-blind)

#00387D

Tritanopia (blue-blind)

#004A55

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #13397e;
/* rgb */ color: rgb(19, 57, 126);
/* oklch */ color: oklch(36.2% 0.125 261.2);

Tailwind

colors: {
  custom: {
    50: '#656ea4',
    500: '#13397e',
    950: '#000000',
  },
}

SCSS

$custom: #13397e;
$custom-light: #656ea4;
$custom-dark: #000000;

JSON

{
  "hex": "#13397e",
  "rgb": {
    "r": 19,
    "g": 57,
    "b": 126
  },
  "hsl": {
    "h": 218.692,
    "s": 73.793,
    "l": 28.431
  },
  "oklch": {
    "l": 0.36247,
    "c": 0.1249,
    "h": 261.2
  },
  "luminance": 0.04571
}

Semantic roles & 50–950 ramp

primary

#13397E

secondary

#B48839

accent

#AF37F0

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #13397E

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

Preview Lab → · Contrast checker → · Palette generator →