#0D3D4C#0D3D4C

#0D3D4C is a dark, muted cyan. Relative luminance 0.039; OKLCH L 33.6% C 0.056 H 223.4°. Best body text is #FFFFFF at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#0D3D4C
RGB	rgb(13, 61, 76)
HSL	hsl(194, 71%, 17%)
HSV	hsv(194, 83%, 30%)
CMYK	cmyk(82.9%, 19.7%, 0%, 70.2%)
CIE-LAB	lab(23.49, -9.79, -13.65)
CIE-LCH	lch(23.49, 16.80, 234.36°)
OKLab	oklab(33.64% -0.0404 -0.0382)
OKLCH	oklch(33.64% 0.056 223.4)
XYZ	xyz(3.1387, 3.9445, 7.4320)
Luminance	0.0394 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D3D4C #4C1C0D

analogous

#0D4C3C #0D3D4C #0D1D4C

triadic

#0D3D4C #4C0D3D #3D4C0D

tetradic

#0D3D4C #3C0D4C #4C1C0D #1D4C0D

square

#0D3D4C #3C0D4C #4C1C0D #1D4C0D

split-complementary

#0D3D4C #4C0D1D #4C3C0D

monochromatic

#04151A #04151A #0D3D4C #166780 #1F91B5

Accessibility & contrast

On white

11.74

#0D3D4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#0D3D4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D3D4C

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D3D4C	#FFFFFF	#000000	##FFFFFF
##0D3D4C	1.00	11.74	1.79	11.74
#FFFFFF	11.74	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343B4D

Deuteranopia (green-blind)

#2C354C

Tritanopia (blue-blind)

#004242

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #0d3d4c;
/* rgb */ color: rgb(13, 61, 76);
/* oklch */ color: oklch(33.6% 0.056 223.4);

Tailwind

colors: {
  custom: {
    50: '#57727e',
    500: '#0d3d4c',
    950: '#000000',
  },
}

SCSS

$custom: #0d3d4c;
$custom-light: #57727e;
$custom-dark: #000000;

JSON

{
  "hex": "#0d3d4c",
  "rgb": {
    "r": 13,
    "g": 61,
    "b": 76
  },
  "hsl": {
    "h": 194.286,
    "s": 70.787,
    "l": 17.451
  },
  "oklch": {
    "l": 0.33637,
    "c": 0.05561,
    "h": 223.4
  },
  "luminance": 0.03945
}

Semantic roles & 50–950 ramp

primary

#0D3D4C

secondary

#87432E

accent

#653AEE

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #0D3D4C

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

Preview Lab → · Contrast checker → · Palette generator →