#13103F#13103F

#13103F is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.3% C 0.086 H 279.0°. Best body text is #FFFFFF at 17.89:1 contrast (WCAG AA passes).

Color values

HEX	#13103F
RGB	rgb(19, 16, 63)
HSL	hsl(244, 59%, 15%)
HSV	hsv(244, 75%, 25%)
CMYK	cmyk(69.8%, 74.6%, 0%, 75.3%)
CIE-LAB	lab(7.84, 18.36, -29.54)
CIE-LCH	lch(7.84, 34.78, 301.86°)
OKLab	oklab(21.32% 0.0135 -0.0851)
OKLCH	oklch(21.32% 0.086 279)
XYZ	xyz(1.3508, 0.8678, 4.7980)
Luminance	0.0087 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 3.41

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13103F #3C3F10

analogous

#10243F #13103F #2A103F

triadic

#13103F #3F1310 #103F13

tetradic

#13103F #3F1024 #3C3F10 #103F2A

square

#13103F #3F1024 #3C3F10 #103F2A

split-complementary

#13103F #3F2A10 #243F10

monochromatic

#070618 #070618 #13103F #221C70 #3029A1

Accessibility & contrast

On white

17.89

#13103F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#13103F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13103F

17.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13103F	#FFFFFF	#000000	##FFFFFF
##13103F	1.00	17.89	1.17	17.89
#FFFFFF	17.89	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001940

Deuteranopia (green-blind)

#00153E

Tritanopia (blue-blind)

#001C25

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #13103f;
/* rgb */ color: rgb(19, 16, 63);
/* oklch */ color: oklch(21.3% 0.086 279.0);

Tailwind

colors: {
  custom: {
    50: '#574e75',
    500: '#13103f',
    950: '#000000',
  },
}

SCSS

$custom: #13103f;
$custom-light: #574e75;
$custom-dark: #000000;

JSON

{
  "hex": "#13103f",
  "rgb": {
    "r": 19,
    "g": 16,
    "b": 63
  },
  "hsl": {
    "h": 243.83,
    "s": 59.494,
    "l": 15.49
  },
  "oklch": {
    "l": 0.21318,
    "c": 0.08617,
    "h": 279
  },
  "luminance": 0.00868
}

Semantic roles & 50–950 ramp

primary

#13103F

secondary

#747932

accent

#E345D9

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #13103F

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

Preview Lab → · Contrast checker → · Palette generator →