#0D3E4D#0D3E4D

#0D3E4D is a dark, muted cyan. Relative luminance 0.041; OKLCH L 34.0% C 0.056 H 223.0°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#0D3E4D
RGB	rgb(13, 62, 77)
HSL	hsl(194, 71%, 18%)
HSV	hsv(194, 83%, 30%)
CMYK	cmyk(83.1%, 19.5%, 0%, 69.8%)
CIE-LAB	lab(23.89, -10.02, -13.70)
CIE-LCH	lch(23.89, 16.97, 233.81°)
OKLab	oklab(33.98% -0.0411 -0.0383)
OKLCH	oklch(33.98% 0.056 223)
XYZ	xyz(3.2276, 4.0662, 7.6345)
Luminance	0.0407 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D3E4D #4D1C0D

analogous

#0D4D3C #0D3E4D #0D1E4D

triadic

#0D3E4D #4D0D3E #3E4D0D

tetradic

#0D3E4D #3C0D4D #4D1C0D #1E4D0D

square

#0D3E4D #3C0D4D #4D1C0D #1E4D0D

split-complementary

#0D3E4D #4D0D1E #4D3C0D

monochromatic

#04151A #04151A #0D3E4D #166881 #1F92B6

Accessibility & contrast

On white

11.58

#0D3E4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#0D3E4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D3E4D

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D3E4D	#FFFFFF	#000000	##FFFFFF
##0D3E4D	1.00	11.58	1.81	11.58
#FFFFFF	11.58	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353C4E

Deuteranopia (green-blind)

#2D364D

Tritanopia (blue-blind)

#004343

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #0d3e4d;
/* rgb */ color: rgb(13, 62, 77);
/* oklch */ color: oklch(34.0% 0.056 223.0);

Tailwind

colors: {
  custom: {
    50: '#57737e',
    500: '#0d3e4d',
    950: '#000000',
  },
}

SCSS

$custom: #0d3e4d;
$custom-light: #57737e;
$custom-dark: #000000;

JSON

{
  "hex": "#0d3e4d",
  "rgb": {
    "r": 13,
    "g": 62,
    "b": 77
  },
  "hsl": {
    "h": 194.063,
    "s": 71.111,
    "l": 17.647
  },
  "oklch": {
    "l": 0.33975,
    "c": 0.05619,
    "h": 223
  },
  "luminance": 0.04067
}

Semantic roles & 50–950 ramp

primary

#0D3E4D

secondary

#88432E

accent

#643AEE

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #0D3E4D

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

Preview Lab → · Contrast checker → · Palette generator →