#0D3E4C#0D3E4C

#0D3E4C is a dark, muted cyan. Relative luminance 0.041; OKLCH L 33.9% C 0.055 H 221.4°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#0D3E4C
RGB	rgb(13, 62, 76)
HSL	hsl(193, 71%, 17%)
HSV	hsv(193, 83%, 30%)
CMYK	cmyk(82.9%, 18.4%, 0%, 70.2%)
CIE-LAB	lab(23.84, -10.41, -13.11)
CIE-LCH	lch(23.84, 16.74, 231.54°)
OKLab	oklab(33.92% -0.0415 -0.0367)
OKLCH	oklch(33.92% 0.055 221.4)
XYZ	xyz(3.1926, 4.0522, 7.4500)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D3E4C #4C1B0D

analogous

#0D4C3A #0D3E4C #0D1F4C

triadic

#0D3E4C #4C0D3E #3E4C0D

tetradic

#0D3E4C #3A0D4C #4C1B0D #1F4C0D

square

#0D3E4C #3A0D4C #4C1B0D #1F4C0D

split-complementary

#0D3E4C #4C0D1F #4C3A0D

monochromatic

#04151A #04151A #0D3E4C #166980 #1F93B5

Accessibility & contrast

On white

11.60

#0D3E4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#0D3E4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D3E4C

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D3E4C	#FFFFFF	#000000	##FFFFFF
##0D3E4C	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363C4D

Deuteranopia (green-blind)

#2D364C

Tritanopia (blue-blind)

#004242

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #0d3e4c;
/* rgb */ color: rgb(13, 62, 76);
/* oklch */ color: oklch(33.9% 0.055 221.4);

Tailwind

colors: {
  custom: {
    50: '#57737e',
    500: '#0d3e4c',
    950: '#000000',
  },
}

SCSS

$custom: #0d3e4c;
$custom-light: #57737e;
$custom-dark: #000000;

JSON

{
  "hex": "#0d3e4c",
  "rgb": {
    "r": 13,
    "g": 62,
    "b": 76
  },
  "hsl": {
    "h": 193.333,
    "s": 70.787,
    "l": 17.451
  },
  "oklch": {
    "l": 0.33923,
    "c": 0.0554,
    "h": 221.4
  },
  "luminance": 0.04053
}

Semantic roles & 50–950 ramp

primary

#0D3E4C

secondary

#87422E

accent

#623AEE

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #0D3E4C

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

Preview Lab → · Contrast checker → · Palette generator →