#0A3849#0A3849

#0A3849 is a dark, muted cyan. Relative luminance 0.034; OKLCH L 32.0% C 0.056 H 227.9°. Best body text is #FFFFFF at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#0A3849
RGB	rgb(10, 56, 73)
HSL	hsl(196, 76%, 16%)
HSV	hsv(196, 86%, 29%)
CMYK	cmyk(86.3%, 23.3%, 0%, 71.4%)
CIE-LAB	lab(21.48, -8.22, -14.76)
CIE-LCH	lch(21.48, 16.89, 240.88°)
OKLab	oklab(31.96% -0.0375 -0.0415)
OKLCH	oklch(31.96% 0.056 227.9)
XYZ	xyz(2.7415, 3.3736, 6.8087)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3849 #491B0A

analogous

#0A493B #0A3849 #0A1949

triadic

#0A3849 #490A38 #38490A

tetradic

#0A3849 #3B0A49 #491B0A #19490A

square

#0A3849 #3B0A49 #491B0A #19490A

split-complementary

#0A3849 #490A19 #493B0A

monochromatic

#04151B #04151B #0A3849 #11617F #198BB5

Accessibility & contrast

On white

12.54

#0A3849 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#0A3849 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3849

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3849	#FFFFFF	#000000	##FFFFFF
##0A3849	1.00	12.54	1.67	12.54
#FFFFFF	12.54	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F374A

Deuteranopia (green-blind)

#273149

Tritanopia (blue-blind)

#003D3E

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #0a3849;
/* rgb */ color: rgb(10, 56, 73);
/* oklch */ color: oklch(32.0% 0.056 227.9);

Tailwind

colors: {
  custom: {
    50: '#556e7b',
    500: '#0a3849',
    950: '#000000',
  },
}

SCSS

$custom: #0a3849;
$custom-light: #556e7b;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3849",
  "rgb": {
    "r": 10,
    "g": 56,
    "b": 73
  },
  "hsl": {
    "h": 196.19,
    "s": 75.904,
    "l": 16.275
  },
  "oklch": {
    "l": 0.31962,
    "c": 0.05588,
    "h": 227.9
  },
  "luminance": 0.03374
}

Semantic roles & 50–950 ramp

primary

#0A3849

secondary

#864229

accent

#6835F2

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#030709

muted

#787A7B

Preview Lab

Preview with #0A3849

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

Preview Lab → · Contrast checker → · Palette generator →