#0D133F#0D133F

#0D133F is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.5% C 0.084 H 271.5°. Best body text is #FFFFFF at 17.77:1 contrast (WCAG AA passes).

Color values

HEX	#0D133F
RGB	rgb(13, 19, 63)
HSL	hsl(233, 66%, 15%)
HSV	hsv(233, 79%, 25%)
CMYK	cmyk(79.4%, 69.8%, 0%, 75.3%)
CIE-LAB	lab(8.22, 15.05, -28.94)
CIE-LCH	lch(8.22, 32.62, 297.48°)
OKLab	oklab(21.47% 0.0021 -0.0835)
OKLCH	oklch(21.47% 0.084 271.5)
XYZ	xyz(1.2958, 0.9101, 4.8090)
Luminance	0.0091 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D133F #3F390D

analogous

#0D2C3F #0D133F #200D3F

triadic

#0D133F #3F0D13 #133F0D

tetradic

#0D133F #3F0D2C #3F390D #0D3F20

square

#0D133F #3F0D2C #3F390D #0D3F20

split-complementary

#0D133F #3F200D #2C3F0D

monochromatic

#050819 #050819 #0D133F #172272 #2232A4

Accessibility & contrast

On white

17.77

#0D133F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#0D133F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D133F

17.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D133F	#FFFFFF	#000000	##FFFFFF
##0D133F	1.00	17.77	1.18	17.77
#FFFFFF	17.77	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A40

Deuteranopia (green-blind)

#00163E

Tritanopia (blue-blind)

#001E26

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #0d133f;
/* rgb */ color: rgb(13, 19, 63);
/* oklch */ color: oklch(21.5% 0.084 271.5);

Tailwind

colors: {
  custom: {
    50: '#545074',
    500: '#0d133f',
    950: '#000000',
  },
}

SCSS

$custom: #0d133f;
$custom-light: #545074;
$custom-dark: #000000;

JSON

{
  "hex": "#0d133f",
  "rgb": {
    "r": 13,
    "g": 19,
    "b": 63
  },
  "hsl": {
    "h": 232.8,
    "s": 65.789,
    "l": 14.902
  },
  "oklch": {
    "l": 0.21473,
    "c": 0.08353,
    "h": 271.5
  },
  "luminance": 0.0091
}

Semantic roles & 50–950 ramp

primary

#0D133F

secondary

#7B712D

accent

#D43FE9

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #0D133F

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

Preview Lab → · Contrast checker → · Palette generator →