#0A2349#0A2349

#0A2349 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.2% C 0.077 H 258.8°. Best body text is #FFFFFF at 15.56:1 contrast (WCAG AA passes).

Color values

HEX	#0A2349
RGB	rgb(10, 35, 73)
HSL	hsl(216, 76%, 16%)
HSV	hsv(216, 86%, 29%)
CMYK	cmyk(86.3%, 52.1%, 0%, 71.4%)
CIE-LAB	lab(14.10, 6.62, -26.42)
CIE-LCH	lch(14.10, 27.23, 284.07°)
OKLab	oklab(26.15% -0.015 -0.0758)
OKLCH	oklch(26.15% 0.077 258.8)
XYZ	xyz(1.9284, 1.7474, 6.5377)
Luminance	0.0175 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2349 #49300A

analogous

#0A4349 #0A2349 #100A49

triadic

#0A2349 #490A23 #23490A

tetradic

#0A2349 #490A43 #49300A #0A4910

square

#0A2349 #490A43 #49300A #0A4910

split-complementary

#0A2349 #49100A #43490A

monochromatic

#040D1B #040D1B #0A2349 #113D7F #1957B5

Accessibility & contrast

On white

15.56

#0A2349 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#0A2349 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2349

15.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2349	#FFFFFF	#000000	##FFFFFF
##0A2349	1.00	15.56	1.35	15.56
#FFFFFF	15.56	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E274A

Deuteranopia (green-blind)

#012148

Tritanopia (blue-blind)

#002C32

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #0a2349;
/* rgb */ color: rgb(10, 35, 73);
/* oklch */ color: oklch(26.2% 0.077 258.8);

Tailwind

colors: {
  custom: {
    50: '#555d7c',
    500: '#0a2349',
    950: '#000000',
  },
}

SCSS

$custom: #0a2349;
$custom-light: #555d7c;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2349",
  "rgb": {
    "r": 10,
    "g": 35,
    "b": 73
  },
  "hsl": {
    "h": 216.19,
    "s": 75.904,
    "l": 16.275
  },
  "oklch": {
    "l": 0.26153,
    "c": 0.0773,
    "h": 258.8
  },
  "luminance": 0.01748
}

Semantic roles & 50–950 ramp

primary

#0A2349

secondary

#866129

accent

#A735F2

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#030409

muted

#78797B

Preview Lab

Preview with #0A2349

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

Preview Lab → · Contrast checker → · Palette generator →