#0D285E#0D285E

#0D285E is a dark, moderate blue. Relative luminance 0.024; OKLCH L 29.3% C 0.102 H 262.2°. Best body text is #FFFFFF at 14.17:1 contrast (WCAG AA passes).

Color values

HEX	#0D285E
RGB	rgb(13, 40, 94)
HSL	hsl(220, 76%, 21%)
HSV	hsv(220, 86%, 37%)
CMYK	cmyk(86.2%, 57.4%, 0%, 63.1%)
CIE-LAB	lab(17.51, 12.59, -35.08)
CIE-LCH	lch(17.51, 37.27, 289.74°)
OKLab	oklab(29.32% -0.0139 -0.1012)
OKLCH	oklch(29.32% 0.102 262.2)
XYZ	xyz(2.9444, 2.4109, 10.8977)
Luminance	0.0241 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D285E #5E430D

analogous

#0D505E #0D285E #1A0D5E

triadic

#0D285E #5E0D28 #285E0D

tetradic

#0D285E #5E0D50 #5E430D #0D5E1A

square

#0D285E #5E0D50 #5E430D #0D5E1A

split-complementary

#0D285E #5E1A0D #505E0D

monochromatic

#040B1B #061128 #0D285E #143F94 #1C56CA

Accessibility & contrast

On white

14.17

#0D285E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#0D285E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D285E

14.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D285E	#FFFFFF	#000000	##FFFFFF
##0D285E	1.00	14.17	1.48	14.17
#FFFFFF	14.17	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F60

Deuteranopia (green-blind)

#00275D

Tritanopia (blue-blind)

#00353E

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #0d285e;
/* rgb */ color: rgb(13, 40, 94);
/* oklch */ color: oklch(29.3% 0.102 262.2);

Tailwind

colors: {
  custom: {
    50: '#5b618c',
    500: '#0d285e',
    950: '#000000',
  },
}

SCSS

$custom: #0d285e;
$custom-light: #5b618c;
$custom-dark: #000000;

JSON

{
  "hex": "#0d285e",
  "rgb": {
    "r": 13,
    "g": 40,
    "b": 94
  },
  "hsl": {
    "h": 220,
    "s": 75.701,
    "l": 20.98
  },
  "oklch": {
    "l": 0.29324,
    "c": 0.10212,
    "h": 262.2
  },
  "luminance": 0.02411
}

Semantic roles & 50–950 ramp

primary

#0D285E

secondary

#98752F

accent

#B336F2

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #0D285E

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

Preview Lab → · Contrast checker → · Palette generator →