#0A2249#0A2249

#0A2249 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 25.9% C 0.079 H 259.8°. Best body text is #FFFFFF at 15.70:1 contrast (WCAG AA passes).

Color values

HEX	#0A2249
RGB	rgb(10, 34, 73)
HSL	hsl(217, 76%, 16%)
HSV	hsv(217, 86%, 29%)
CMYK	cmyk(86.3%, 53.4%, 0%, 71.4%)
CIE-LAB	lab(13.76, 7.39, -26.96)
CIE-LCH	lch(13.76, 27.95, 285.33°)
OKLab	oklab(25.89% -0.014 -0.0775)
OKLCH	oklch(25.89% 0.079 259.8)
XYZ	xyz(1.8994, 1.6894, 6.5280)
Luminance	0.0169 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2249 #49310A

analogous

#0A4249 #0A2249 #120A49

triadic

#0A2249 #490A22 #22490A

tetradic

#0A2249 #490A42 #49310A #0A4912

square

#0A2249 #490A42 #49310A #0A4912

split-complementary

#0A2249 #49120A #42490A

monochromatic

#040D1B #040D1B #0A2249 #113B7F #1954B5

Accessibility & contrast

On white

15.70

#0A2249 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#0A2249 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2249

15.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2249	#FFFFFF	#000000	##FFFFFF
##0A2249	1.00	15.70	1.34	15.70
#FFFFFF	15.70	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C264A

Deuteranopia (green-blind)

#002048

Tritanopia (blue-blind)

#002B32

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #0a2249;
/* rgb */ color: rgb(10, 34, 73);
/* oklch */ color: oklch(25.9% 0.079 259.8);

Tailwind

colors: {
  custom: {
    50: '#555c7c',
    500: '#0a2249',
    950: '#000000',
  },
}

SCSS

$custom: #0a2249;
$custom-light: #555c7c;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2249",
  "rgb": {
    "r": 10,
    "g": 34,
    "b": 73
  },
  "hsl": {
    "h": 217.143,
    "s": 75.904,
    "l": 16.275
  },
  "oklch": {
    "l": 0.25894,
    "c": 0.07872,
    "h": 259.8
  },
  "luminance": 0.0169
}

Semantic roles & 50–950 ramp

primary

#0A2249

secondary

#866229

accent

#AA35F2

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#030409

muted

#78797B

Preview Lab

Preview with #0A2249

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

Preview Lab → · Contrast checker → · Palette generator →