#0D3443#0D3443

#0D3443 is a dark, muted cyan. Relative luminance 0.029; OKLCH L 30.6% C 0.050 H 227.7°. Best body text is #FFFFFF at 13.21:1 contrast (WCAG AA passes).

Color values

HEX	#0D3443
RGB	rgb(13, 52, 67)
HSL	hsl(197, 68%, 16%)
HSV	hsv(197, 81%, 26%)
CMYK	cmyk(80.6%, 22.4%, 0%, 73.7%)
CIE-LAB	lab(19.83, -7.61, -13.27)
CIE-LCH	lch(19.83, 15.29, 240.17°)
OKLab	oklab(30.57% -0.0338 -0.0372)
OKLCH	oklch(30.57% 0.05 227.7)
XYZ	xyz(2.4067, 2.9465, 5.7510)
Luminance	0.0295 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D3443 #431C0D

analogous

#0D4337 #0D3443 #0D1943

triadic

#0D3443 #430D34 #34430D

tetradic

#0D3443 #370D43 #431C0D #19430D

square

#0D3443 #370D43 #431C0D #19430D

split-complementary

#0D3443 #430D19 #43370D

monochromatic

#05141A #05141A #0D3443 #175C76 #2184AA

Accessibility & contrast

On white

13.21

#0D3443 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#0D3443 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D3443

13.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D3443	#FFFFFF	#000000	##FFFFFF
##0D3443	1.00	13.21	1.59	13.21
#FFFFFF	13.21	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3344

Deuteranopia (green-blind)

#252E43

Tritanopia (blue-blind)

#003839

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0d3443;
/* rgb */ color: rgb(13, 52, 67);
/* oklch */ color: oklch(30.6% 0.050 227.7);

Tailwind

colors: {
  custom: {
    50: '#556b77',
    500: '#0d3443',
    950: '#000000',
  },
}

SCSS

$custom: #0d3443;
$custom-light: #556b77;
$custom-dark: #000000;

JSON

{
  "hex": "#0d3443",
  "rgb": {
    "r": 13,
    "g": 52,
    "b": 67
  },
  "hsl": {
    "h": 196.667,
    "s": 67.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.30566,
    "c": 0.05025,
    "h": 227.7
  },
  "luminance": 0.02947
}

Semantic roles & 50–950 ramp

primary

#0D3443

secondary

#7E442D

accent

#6D3DEA

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030608

muted

#787A7B

Preview Lab

Preview with #0D3443

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

Preview Lab → · Contrast checker → · Palette generator →