#0D3A56#0D3A56

#0D3A56 is a dark, moderate cyan. Relative luminance 0.038; OKLCH L 33.4% C 0.068 H 241.1°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#0D3A56
RGB	rgb(13, 58, 86)
HSL	hsl(203, 74%, 19%)
HSV	hsv(203, 85%, 34%)
CMYK	cmyk(84.9%, 32.6%, 0%, 66.3%)
CIE-LAB	lab(22.94, -3.78, -21.11)
CIE-LCH	lch(22.94, 21.45, 259.84°)
OKLab	oklab(33.37% -0.0329 -0.0598)
OKLCH	oklch(33.37% 0.068 241.1)
XYZ	xyz(3.3581, 3.7832, 9.3555)
Luminance	0.0378 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D3A56 #56290D

analogous

#0D564E #0D3A56 #0D1656

triadic

#0D3A56 #560D3A #3A560D

tetradic

#0D3A56 #4E0D56 #56290D #16560D

square

#0D3A56 #4E0D56 #56290D #16560D

split-complementary

#0D3A56 #560D16 #564E0D

monochromatic

#04121B #051621 #0D3A56 #155E8B #1D82C0

Accessibility & contrast

On white

11.95

#0D3A56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#0D3A56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D3A56

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D3A56	#FFFFFF	#000000	##FFFFFF
##0D3A56	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D3A57

Deuteranopia (green-blind)

#233455

Tritanopia (blue-blind)

#004144

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #0d3a56;
/* rgb */ color: rgb(13, 58, 86);
/* oklch */ color: oklch(33.4% 0.068 241.1);

Tailwind

colors: {
  custom: {
    50: '#597086',
    500: '#0d3a56',
    950: '#000000',
  },
}

SCSS

$custom: #0d3a56;
$custom-light: #597086;
$custom-dark: #000000;

JSON

{
  "hex": "#0d3a56",
  "rgb": {
    "r": 13,
    "g": 58,
    "b": 86
  },
  "hsl": {
    "h": 203.014,
    "s": 73.737,
    "l": 19.412
  },
  "oklch": {
    "l": 0.33369,
    "c": 0.06829,
    "h": 241.1
  },
  "luminance": 0.03784
}

Semantic roles & 50–950 ramp

primary

#0D3A56

secondary

#91542E

accent

#7E37F0

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #0D3A56

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

Preview Lab → · Contrast checker → · Palette generator →