#0A2245#0A2245

#0A2245 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.6% C 0.072 H 258.2°. Best body text is #FFFFFF at 15.82:1 contrast (WCAG AA passes).

Color values

HEX	#0A2245
RGB	rgb(10, 34, 69)
HSL	hsl(216, 75%, 15%)
HSV	hsv(216, 86%, 27%)
CMYK	cmyk(85.5%, 50.7%, 0%, 72.9%)
CIE-LAB	lab(13.46, 5.57, -24.68)
CIE-LCH	lch(13.46, 25.30, 282.72°)
OKLab	oklab(25.56% -0.0148 -0.0708)
OKLCH	oklch(25.56% 0.072 258.2)
XYZ	xyz(1.7710, 1.6381, 5.8519)
Luminance	0.0164 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2245 #452D0A

analogous

#0A3F45 #0A2245 #0F0A45

triadic

#0A2245 #450A22 #22450A

tetradic

#0A2245 #450A3F #452D0A #0A450F

square

#0A2245 #450A3F #452D0A #0A450F

split-complementary

#0A2245 #450F0A #3F450A

monochromatic

#040D1B #040D1B #0A2245 #123C7A #1957B0

Accessibility & contrast

On white

15.82

#0A2245 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#0A2245 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2245

15.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2245	#FFFFFF	#000000	##FFFFFF
##0A2245	1.00	15.82	1.33	15.82
#FFFFFF	15.82	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#102546

Deuteranopia (green-blind)

#042044

Tritanopia (blue-blind)

#002A30

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #0a2245;
/* rgb */ color: rgb(10, 34, 69);
/* oklch */ color: oklch(25.6% 0.072 258.2);

Tailwind

colors: {
  custom: {
    50: '#535c79',
    500: '#0a2245',
    950: '#000000',
  },
}

SCSS

$custom: #0a2245;
$custom-light: #535c79;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2245",
  "rgb": {
    "r": 10,
    "g": 34,
    "b": 69
  },
  "hsl": {
    "h": 215.593,
    "s": 74.684,
    "l": 15.49
  },
  "oklch": {
    "l": 0.25562,
    "c": 0.07229,
    "h": 258.2
  },
  "luminance": 0.01638
}

Semantic roles & 50–950 ramp

primary

#0A2245

secondary

#825E29

accent

#A536F1

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030409

muted

#78797B

Preview Lab

Preview with #0A2245

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

Preview Lab → · Contrast checker → · Palette generator →