#0D284F#0D284F

#0D284F is a dark, moderate blue. Relative luminance 0.022; OKLCH L 28.1% C 0.079 H 258.0°. Best body text is #FFFFFF at 14.65:1 contrast (WCAG AA passes).

Color values

HEX	#0D284F
RGB	rgb(13, 40, 79)
HSL	hsl(215, 72%, 18%)
HSV	hsv(215, 84%, 31%)
CMYK	cmyk(83.5%, 49.4%, 0%, 69%)
CIE-LAB	lab(16.34, 5.96, -26.91)
CIE-LCH	lch(16.34, 27.56, 282.48°)
OKLab	oklab(28.06% -0.0163 -0.0771)
OKLCH	oklch(28.06% 0.079 258)
XYZ	xyz(2.3355, 2.1674, 7.6909)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D284F #4F340D

analogous

#0D494F #0D284F #130D4F

triadic

#0D284F #4F0D28 #284F0D

tetradic

#0D284F #4F0D49 #4F340D #0D4F13

square

#0D284F #4F0D49 #4F340D #0D4F13

split-complementary

#0D284F #4F130D #494F0D

monochromatic

#040D1A #040D1A #0D284F #164384 #1E5DB8

Accessibility & contrast

On white

14.65

#0D284F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#0D284F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D284F

14.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D284F	#FFFFFF	#000000	##FFFFFF
##0D284F	1.00	14.65	1.43	14.65
#FFFFFF	14.65	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#142C50

Deuteranopia (green-blind)

#06264E

Tritanopia (blue-blind)

#003137

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #0d284f;
/* rgb */ color: rgb(13, 40, 79);
/* oklch */ color: oklch(28.1% 0.079 258.0);

Tailwind

colors: {
  custom: {
    50: '#576180',
    500: '#0d284f',
    950: '#000000',
  },
}

SCSS

$custom: #0d284f;
$custom-light: #576180;
$custom-dark: #000000;

JSON

{
  "hex": "#0d284f",
  "rgb": {
    "r": 13,
    "g": 40,
    "b": 79
  },
  "hsl": {
    "h": 215.455,
    "s": 71.739,
    "l": 18.039
  },
  "oklch": {
    "l": 0.28057,
    "c": 0.07885,
    "h": 258
  },
  "luminance": 0.02168
}

Semantic roles & 50–950 ramp

primary

#0D284F

secondary

#8A642E

accent

#A439EE

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04050A

muted

#79797C

Preview Lab

Preview with #0D284F

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

Preview Lab → · Contrast checker → · Palette generator →