#0D3F54#0D3F54

#0D3F54 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 34.6% C 0.062 H 231.1°. Best body text is #FFFFFF at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#0D3F54
RGB	rgb(13, 63, 84)
HSL	hsl(198, 73%, 19%)
HSV	hsv(198, 85%, 33%)
CMYK	cmyk(84.5%, 25%, 0%, 67.1%)
CIE-LAB	lab(24.58, -7.87, -17.24)
CIE-LCH	lch(24.58, 18.96, 245.45°)
OKLab	oklab(34.64% -0.0392 -0.0485)
OKLCH	oklch(34.64% 0.062 231.1)
XYZ	xyz(3.5431, 4.2802, 9.0252)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D3F54 #54220D

analogous

#0D5446 #0D3F54 #0D1C54

triadic

#0D3F54 #540D3F #3F540D

tetradic

#0D3F54 #460D54 #54220D #1C540D

square

#0D3F54 #460D54 #54220D #1C540D

split-complementary

#0D3F54 #540D1C #54460D

monochromatic

#04141A #05171F #0D3F54 #156789 #1D8EBE

Accessibility & contrast

On white

11.31

#0D3F54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#0D3F54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D3F54

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D3F54	#FFFFFF	#000000	##FFFFFF
##0D3F54	1.00	11.31	1.86	11.31
#FFFFFF	11.31	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343E55

Deuteranopia (green-blind)

#2B3754

Tritanopia (blue-blind)

#004546

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0d3f54;
/* rgb */ color: rgb(13, 63, 84);
/* oklch */ color: oklch(34.6% 0.062 231.1);

Tailwind

colors: {
  custom: {
    50: '#597484',
    500: '#0d3f54',
    950: '#000000',
  },
}

SCSS

$custom: #0d3f54;
$custom-light: #597484;
$custom-dark: #000000;

JSON

{
  "hex": "#0d3f54",
  "rgb": {
    "r": 13,
    "g": 63,
    "b": 84
  },
  "hsl": {
    "h": 197.746,
    "s": 73.196,
    "l": 19.02
  },
  "oklch": {
    "l": 0.34636,
    "c": 0.06237,
    "h": 231.1
  },
  "luminance": 0.04281
}

Semantic roles & 50–950 ramp

primary

#0D3F54

secondary

#8F4B2E

accent

#6E38F0

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04080A

muted

#797B7C

Preview Lab

Preview with #0D3F54

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

Preview Lab → · Contrast checker → · Palette generator →