#0A3349#0A3349

#0A3349 is a dark, muted cyan. Relative luminance 0.029; OKLCH L 30.5% C 0.059 H 237.3°. Best body text is #FFFFFF at 13.27:1 contrast (WCAG AA passes).

Color values

HEX	#0A3349
RGB	rgb(10, 51, 73)
HSL	hsl(201, 76%, 16%)
HSV	hsv(201, 86%, 29%)
CMYK	cmyk(86.3%, 30.1%, 0%, 71.4%)
CIE-LAB	lab(19.69, -4.93, -17.55)
CIE-LCH	lch(19.69, 18.23, 254.32°)
OKLab	oklab(30.53% -0.0318 -0.0496)
OKLCH	oklch(30.53% 0.059 237.3)
XYZ	xyz(2.5111, 2.9129, 6.7319)
Luminance	0.0291 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3349 #49200A

analogous

#0A4940 #0A3349 #0A1449

triadic

#0A3349 #490A33 #33490A

tetradic

#0A3349 #400A49 #49200A #14490A

square

#0A3349 #400A49 #49200A #14490A

split-complementary

#0A3349 #490A14 #49400A

monochromatic

#04131B #04131B #0A3349 #11597F #197EB5

Accessibility & contrast

On white

13.27

#0A3349 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#0A3349 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3349

13.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3349	#FFFFFF	#000000	##FFFFFF
##0A3349	1.00	13.27	1.58	13.27
#FFFFFF	13.27	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28334A

Deuteranopia (green-blind)

#202D49

Tritanopia (blue-blind)

#00393B

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0a3349;
/* rgb */ color: rgb(10, 51, 73);
/* oklch */ color: oklch(30.5% 0.059 237.3);

Tailwind

colors: {
  custom: {
    50: '#556a7c',
    500: '#0a3349',
    950: '#000000',
  },
}

SCSS

$custom: #0a3349;
$custom-light: #556a7c;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3349",
  "rgb": {
    "r": 10,
    "g": 51,
    "b": 73
  },
  "hsl": {
    "h": 200.952,
    "s": 75.904,
    "l": 16.275
  },
  "oklch": {
    "l": 0.30534,
    "c": 0.0589,
    "h": 237.3
  },
  "luminance": 0.02913
}

Semantic roles & 50–950 ramp

primary

#0A3349

secondary

#864929

accent

#7735F2

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#030609

muted

#787A7B

Preview Lab

Preview with #0A3349

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

Preview Lab → · Contrast checker → · Palette generator →