#0D234B#0D234B

#0D234B is a dark, moderate blue. Relative luminance 0.018; OKLCH L 26.4% C 0.079 H 261.2°. Best body text is #FFFFFF at 15.45:1 contrast (WCAG AA passes).

Color values

HEX	#0D234B
RGB	rgb(13, 35, 75)
HSL	hsl(219, 70%, 17%)
HSV	hsv(219, 83%, 29%)
CMYK	cmyk(82.7%, 53.3%, 0%, 70.6%)
CIE-LAB	lab(14.37, 7.95, -27.35)
CIE-LCH	lch(14.37, 28.48, 286.21°)
OKLab	oklab(26.45% -0.0122 -0.0785)
OKLCH	oklch(26.45% 0.079 261.2)
XYZ	xyz(2.0366, 1.7954, 6.8945)
Luminance	0.0180 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D234B #4B350D

analogous

#0D424B #0D234B #160D4B

triadic

#0D234B #4B0D23 #234B0D

tetradic

#0D234B #4B0D42 #4B350D #0D4B16

square

#0D234B #4B0D42 #4B350D #0D4B16

split-complementary

#0D234B #4B160D #424B0D

monochromatic

#050C1A #050C1A #0D234B #163B7F #1F54B3

Accessibility & contrast

On white

15.45

#0D234B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#0D234B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D234B

15.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D234B	#FFFFFF	#000000	##FFFFFF
##0D234B	1.00	15.45	1.36	15.45
#FFFFFF	15.45	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D274C

Deuteranopia (green-blind)

#00224A

Tritanopia (blue-blind)

#002D33

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #0d234b;
/* rgb */ color: rgb(13, 35, 75);
/* oklch */ color: oklch(26.4% 0.079 261.2);

Tailwind

colors: {
  custom: {
    50: '#565d7d',
    500: '#0d234b',
    950: '#000000',
  },
}

SCSS

$custom: #0d234b;
$custom-light: #565d7d;
$custom-dark: #000000;

JSON

{
  "hex": "#0d234b",
  "rgb": {
    "r": 13,
    "g": 35,
    "b": 75
  },
  "hsl": {
    "h": 218.71,
    "s": 70.455,
    "l": 17.255
  },
  "oklch": {
    "l": 0.26446,
    "c": 0.07946,
    "h": 261.2
  },
  "luminance": 0.01796
}

Semantic roles & 50–950 ramp

primary

#0D234B

secondary

#86672E

accent

#AE3BED

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#03040A

muted

#78797C

Preview Lab

Preview with #0D234B

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

Preview Lab → · Contrast checker → · Palette generator →