#0D3D4E#0D3D4E

#0D3D4E is a dark, muted cyan. Relative luminance 0.040; OKLCH L 33.7% C 0.057 H 226.5°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#0D3D4E
RGB	rgb(13, 61, 78)
HSL	hsl(196, 71%, 18%)
HSV	hsv(196, 83%, 31%)
CMYK	cmyk(83.3%, 21.8%, 0%, 69.4%)
CIE-LAB	lab(23.58, -9.00, -14.83)
CIE-LCH	lch(23.58, 17.35, 238.75°)
OKLab	oklab(33.74% -0.0395 -0.0416)
OKLCH	oklch(33.74% 0.057 226.5)
XYZ	xyz(3.2093, 3.9727, 7.8039)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D3D4E #4E1E0D

analogous

#0D4E3E #0D3D4E #0D1D4E

triadic

#0D3D4E #4E0D3D #3D4E0D

tetradic

#0D3D4E #3E0D4E #4E1E0D #1D4E0D

square

#0D3D4E #3E0D4E #4E1E0D #1D4E0D

split-complementary

#0D3D4E #4E0D1D #4E3E0D

monochromatic

#04151A #04151A #0D3D4E #166682 #1E8FB7

Accessibility & contrast

On white

11.70

#0D3D4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#0D3D4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D3D4E

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D3D4E	#FFFFFF	#000000	##FFFFFF
##0D3D4E	1.00	11.70	1.79	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343C4F

Deuteranopia (green-blind)

#2B354E

Tritanopia (blue-blind)

#004243

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #0d3d4e;
/* rgb */ color: rgb(13, 61, 78);
/* oklch */ color: oklch(33.7% 0.057 226.5);

Tailwind

colors: {
  custom: {
    50: '#58727f',
    500: '#0d3d4e',
    950: '#000000',
  },
}

SCSS

$custom: #0d3d4e;
$custom-light: #58727f;
$custom-dark: #000000;

JSON

{
  "hex": "#0d3d4e",
  "rgb": {
    "r": 13,
    "g": 61,
    "b": 78
  },
  "hsl": {
    "h": 195.692,
    "s": 71.429,
    "l": 17.843
  },
  "oklch": {
    "l": 0.33743,
    "c": 0.05737,
    "h": 226.5
  },
  "luminance": 0.03973
}

Semantic roles & 50–950 ramp

primary

#0D3D4E

secondary

#89462E

accent

#693AEE

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #0D3D4E

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

Preview Lab → · Contrast checker → · Palette generator →