#131348#131348

#131348 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.9% C 0.096 H 275.7°. Best body text is #FFFFFF at 17.29:1 contrast (WCAG AA passes).

Color values

HEX	#131348
RGB	rgb(19, 19, 72)
HSL	hsl(240, 58%, 18%)
HSV	hsv(240, 74%, 28%)
CMYK	cmyk(73.6%, 73.6%, 0%, 71.8%)
CIE-LAB	lab(9.58, 19.76, -33.05)
CIE-LCH	lch(9.58, 38.50, 300.88°)
OKLab	oklab(22.87% 0.0095 -0.0954)
OKLCH	oklch(22.87% 0.096 275.7)
XYZ	xyz(1.6707, 1.0719, 6.2485)
Luminance	0.0107 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131348 #484813

analogous

#132D48 #131348 #2D1348

triadic

#131348 #481313 #134813

tetradic

#131348 #48132D #484813 #13482D

square

#131348 #48132D #484813 #13482D

split-complementary

#131348 #482D13 #2D4813

monochromatic

#060618 #060618 #131348 #202078 #2D2DA9

Accessibility & contrast

On white

17.29

#131348 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#131348 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131348

17.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131348	#FFFFFF	#000000	##FFFFFF
##131348	1.00	17.29	1.21	17.29
#FFFFFF	17.29	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D4A

Deuteranopia (green-blind)

#001847

Tritanopia (blue-blind)

#00212B

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #131348;
/* rgb */ color: rgb(19, 19, 72);
/* oklch */ color: oklch(22.9% 0.096 275.7);

Tailwind

colors: {
  custom: {
    50: '#59507c',
    500: '#131348',
    950: '#000000',
  },
}

SCSS

$custom: #131348;
$custom-light: #59507c;
$custom-dark: #000000;

JSON

{
  "hex": "#131348",
  "rgb": {
    "r": 19,
    "g": 19,
    "b": 72
  },
  "hsl": {
    "h": 240,
    "s": 58.242,
    "l": 17.843
  },
  "oklch": {
    "l": 0.22867,
    "c": 0.09584,
    "h": 275.7
  },
  "luminance": 0.01072
}

Semantic roles & 50–950 ramp

primary

#131348

secondary

#818136

accent

#E146E1

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040209

muted

#79787B

Preview Lab

Preview with #131348

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

Preview Lab → · Contrast checker → · Palette generator →