#130B4F#130B4F

#130B4F is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 22.3% C 0.116 H 276.8°. Best body text is #FFFFFF at 17.67:1 contrast (WCAG AA passes).

Color values

HEX	#130B4F
RGB	rgb(19, 11, 79)
HSL	hsl(247, 76%, 18%)
HSV	hsv(247, 86%, 31%)
CMYK	cmyk(75.9%, 86.1%, 0%, 69%)
CIE-LAB	lab(8.50, 27.65, -39.68)
CIE-LCH	lch(8.50, 48.36, 304.87°)
OKLab	oklab(22.34% 0.0137 -0.1147)
OKLCH	oklch(22.34% 0.116 276.8)
XYZ	xyz(1.7991, 0.9421, 7.4827)
Luminance	0.0094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#130B4F #474F0B

analogous

#0B254F #130B4F #350B4F

triadic

#130B4F #4F130B #0B4F13

tetradic

#130B4F #4F0B25 #474F0B #0B4F35

square

#130B4F #4F0B25 #474F0B #0B4F35

split-complementary

#130B4F #4F350B #254F0B

monochromatic

#06041B #06041B #130B4F #201285 #2D1ABA

Accessibility & contrast

On white

17.67

#130B4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#130B4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #130B4F

17.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##130B4F	#FFFFFF	#000000	##FFFFFF
##130B4F	1.00	17.67	1.19	17.67
#FFFFFF	17.67	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B51

Deuteranopia (green-blind)

#00164E

Tritanopia (blue-blind)

#00202D

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #130b4f;
/* rgb */ color: rgb(19, 11, 79);
/* oklch */ color: oklch(22.3% 0.116 276.8);

Tailwind

colors: {
  custom: {
    50: '#5c4c81',
    500: '#130b4f',
    950: '#000000',
  },
}

SCSS

$custom: #130b4f;
$custom-light: #5c4c81;
$custom-dark: #000000;

JSON

{
  "hex": "#130b4f",
  "rgb": {
    "r": 19,
    "g": 11,
    "b": 79
  },
  "hsl": {
    "h": 247.059,
    "s": 75.556,
    "l": 17.647
  },
  "oklch": {
    "l": 0.22342,
    "c": 0.1155,
    "h": 276.8
  },
  "luminance": 0.00942
}

Semantic roles & 50–950 ramp

primary

#130B4F

secondary

#808B2B

accent

#F236DC

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05010A

muted

#79777C

Preview Lab

Preview with #130B4F

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

Preview Lab → · Contrast checker → · Palette generator →