#131048#131048

#131048 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.3% C 0.100 H 276.9°. Best body text is #FFFFFF at 17.57:1 contrast (WCAG AA passes).

Color values

HEX	#131048
RGB	rgb(19, 16, 72)
HSL	hsl(243, 64%, 17%)
HSV	hsv(243, 78%, 28%)
CMYK	cmyk(73.6%, 77.8%, 0%, 71.8%)
CIE-LAB	lab(8.80, 21.88, -34.33)
CIE-LCH	lch(8.80, 40.70, 302.51°)
OKLab	oklab(22.3% 0.0121 -0.0991)
OKLCH	oklch(22.3% 0.1 276.9)
XYZ	xyz(1.6232, 0.9768, 6.2326)
Luminance	0.0098 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131048 #454810

analogous

#102948 #131048 #2F1048

triadic

#131048 #481310 #104813

tetradic

#131048 #481029 #454810 #10482F

square

#131048 #481029 #454810 #10482F

split-complementary

#131048 #482F10 #294810

monochromatic

#070619 #070619 #131048 #201B7A #2D26AC

Accessibility & contrast

On white

17.57

#131048 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#131048 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131048

17.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131048	#FFFFFF	#000000	##FFFFFF
##131048	1.00	17.57	1.20	17.57
#FFFFFF	17.57	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B4A

Deuteranopia (green-blind)

#001747

Tritanopia (blue-blind)

#001F2A

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #131048;
/* rgb */ color: rgb(19, 16, 72);
/* oklch */ color: oklch(22.3% 0.100 276.9);

Tailwind

colors: {
  custom: {
    50: '#594e7c',
    500: '#131048',
    950: '#000000',
  },
}

SCSS

$custom: #131048;
$custom-light: #594e7c;
$custom-dark: #000000;

JSON

{
  "hex": "#131048",
  "rgb": {
    "r": 19,
    "g": 16,
    "b": 72
  },
  "hsl": {
    "h": 243.214,
    "s": 63.636,
    "l": 17.255
  },
  "oklch": {
    "l": 0.22304,
    "c": 0.09984,
    "h": 276.9
  },
  "luminance": 0.00977
}

Semantic roles & 50–950 ramp

primary

#131048

secondary

#7E8232

accent

#E741DE

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040109

muted

#79777B

Preview Lab

Preview with #131048

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

Preview Lab → · Contrast checker → · Palette generator →