#0D3D4B#0D3D4B

#0D3D4B is a dark, muted cyan. Relative luminance 0.039; OKLCH L 33.6% C 0.055 H 221.8°. Best body text is #FFFFFF at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#0D3D4B
RGB	rgb(13, 61, 75)
HSL	hsl(194, 70%, 17%)
HSV	hsv(194, 83%, 29%)
CMYK	cmyk(82.7%, 18.7%, 0%, 70.6%)
CIE-LAB	lab(23.44, -10.18, -13.06)
CIE-LCH	lch(23.44, 16.56, 232.07°)
OKLab	oklab(33.59% -0.0408 -0.0365)
OKLCH	oklch(33.59% 0.055 221.8)
XYZ	xyz(3.1042, 3.9307, 7.2503)
Luminance	0.0393 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D3D4B #4B1B0D

analogous

#0D4B3A #0D3D4B #0D1E4B

triadic

#0D3D4B #4B0D3D #3D4B0D

tetradic

#0D3D4B #3A0D4B #4B1B0D #1E4B0D

square

#0D3D4B #3A0D4B #4B1B0D #1E4B0D

split-complementary

#0D3D4B #4B0D1E #4B3A0D

monochromatic

#05151A #05151A #0D3D4B #16677F #1F92B3

Accessibility & contrast

On white

11.76

#0D3D4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#0D3D4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D3D4B

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D3D4B	#FFFFFF	#000000	##FFFFFF
##0D3D4B	1.00	11.76	1.79	11.76
#FFFFFF	11.76	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353B4C

Deuteranopia (green-blind)

#2C354B

Tritanopia (blue-blind)

#004141

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #0d3d4b;
/* rgb */ color: rgb(13, 61, 75);
/* oklch */ color: oklch(33.6% 0.055 221.8);

Tailwind

colors: {
  custom: {
    50: '#57727d',
    500: '#0d3d4b',
    950: '#000000',
  },
}

SCSS

$custom: #0d3d4b;
$custom-light: #57727d;
$custom-dark: #000000;

JSON

{
  "hex": "#0d3d4b",
  "rgb": {
    "r": 13,
    "g": 61,
    "b": 75
  },
  "hsl": {
    "h": 193.548,
    "s": 70.455,
    "l": 17.255
  },
  "oklch": {
    "l": 0.33585,
    "c": 0.0548,
    "h": 221.8
  },
  "luminance": 0.03931
}

Semantic roles & 50–950 ramp

primary

#0D3D4B

secondary

#86422E

accent

#633BED

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #0D3D4B

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

Preview Lab → · Contrast checker → · Palette generator →