#0A3A49#0A3A49

#0A3A49 is a dark, muted cyan. Relative luminance 0.036; OKLCH L 32.5% C 0.055 H 223.9°. Best body text is #FFFFFF at 12.25:1 contrast (WCAG AA passes).

Color values

HEX	#0A3A49
RGB	rgb(10, 58, 73)
HSL	hsl(194, 76%, 16%)
HSV	hsv(194, 86%, 29%)
CMYK	cmyk(86.3%, 20.5%, 0%, 71.4%)
CIE-LAB	lab(22.20, -9.50, -13.65)
CIE-LCH	lch(22.20, 16.63, 235.17°)
OKLab	oklab(32.54% -0.0397 -0.0383)
OKLCH	oklch(32.54% 0.055 223.9)
XYZ	xyz(2.8403, 3.5713, 6.8417)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3A49 #49190A

analogous

#0A4939 #0A3A49 #0A1B49

triadic

#0A3A49 #490A3A #3A490A

tetradic

#0A3A49 #390A49 #49190A #1B490A

square

#0A3A49 #390A49 #49190A #1B490A

split-complementary

#0A3A49 #490A1B #49390A

monochromatic

#04151B #04151B #0A3A49 #11657F #1990B5

Accessibility & contrast

On white

12.25

#0A3A49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#0A3A49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3A49

12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3A49	#FFFFFF	#000000	##FFFFFF
##0A3A49	1.00	12.25	1.71	12.25
#FFFFFF	12.25	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#32384A

Deuteranopia (green-blind)

#293249

Tritanopia (blue-blind)

#003F3F

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #0a3a49;
/* rgb */ color: rgb(10, 58, 73);
/* oklch */ color: oklch(32.5% 0.055 223.9);

Tailwind

colors: {
  custom: {
    50: '#55707b',
    500: '#0a3a49',
    950: '#000000',
  },
}

SCSS

$custom: #0a3a49;
$custom-light: #55707b;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3a49",
  "rgb": {
    "r": 10,
    "g": 58,
    "b": 73
  },
  "hsl": {
    "h": 194.286,
    "s": 75.904,
    "l": 16.275
  },
  "oklch": {
    "l": 0.32538,
    "c": 0.05516,
    "h": 223.9
  },
  "luminance": 0.03572
}

Semantic roles & 50–950 ramp

primary

#0A3A49

secondary

#863F29

accent

#6235F2

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#030709

muted

#787A7B

Preview Lab

Preview with #0A3A49

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

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