#0A2149#0A2149

#0A2149 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.6% C 0.080 H 260.6°. Best body text is #FFFFFF at 15.83:1 contrast (WCAG AA passes).

Color values

HEX	#0A2149
RGB	rgb(10, 33, 73)
HSL	hsl(218, 76%, 16%)
HSV	hsv(218, 86%, 29%)
CMYK	cmyk(86.3%, 54.8%, 0%, 71.4%)
CIE-LAB	lab(13.43, 8.15, -27.50)
CIE-LCH	lch(13.43, 28.68, 286.52°)
OKLab	oklab(25.64% -0.0131 -0.0791)
OKLCH	oklch(25.64% 0.08 260.6)
XYZ	xyz(1.8712, 1.6331, 6.5186)
Luminance	0.0163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2149 #49320A

analogous

#0A4149 #0A2149 #130A49

triadic

#0A2149 #490A21 #21490A

tetradic

#0A2149 #490A41 #49320A #0A4913

square

#0A2149 #490A41 #49320A #0A4913

split-complementary

#0A2149 #49130A #41490A

monochromatic

#040C1B #040C1B #0A2149 #11397F #1952B5

Accessibility & contrast

On white

15.83

#0A2149 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#0A2149 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2149

15.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2149	#FFFFFF	#000000	##FFFFFF
##0A2149	1.00	15.83	1.33	15.83
#FFFFFF	15.83	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#09254A

Deuteranopia (green-blind)

#002048

Tritanopia (blue-blind)

#002B31

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #0a2149;
/* rgb */ color: rgb(10, 33, 73);
/* oklch */ color: oklch(25.6% 0.080 260.6);

Tailwind

colors: {
  custom: {
    50: '#555b7c',
    500: '#0a2149',
    950: '#000000',
  },
}

SCSS

$custom: #0a2149;
$custom-light: #555b7c;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2149",
  "rgb": {
    "r": 10,
    "g": 33,
    "b": 73
  },
  "hsl": {
    "h": 218.095,
    "s": 75.904,
    "l": 16.275
  },
  "oklch": {
    "l": 0.25638,
    "c": 0.08014,
    "h": 260.6
  },
  "luminance": 0.01633
}

Semantic roles & 50–950 ramp

primary

#0A2149

secondary

#866429

accent

#AD35F2

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#030409

muted

#78797B

Preview Lab

Preview with #0A2149

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

Preview Lab → · Contrast checker → · Palette generator →