#0D243A#0D243A

#0D243A is a dark, muted cyan. Relative luminance 0.017; OKLCH L 25.4% C 0.051 H 249.6°. Best body text is #FFFFFF at 15.78:1 contrast (WCAG AA passes).

Color values

HEX	#0D243A
RGB	rgb(13, 36, 58)
HSL	hsl(209, 63%, 14%)
HSV	hsv(209, 78%, 23%)
CMYK	cmyk(77.6%, 37.9%, 0%, 77.3%)
CIE-LAB	lab(13.55, -0.28, -16.84)
CIE-LCH	lch(13.55, 16.84, 269.04°)
OKLab	oklab(25.42% -0.0177 -0.0477)
OKLCH	oklch(25.42% 0.051 249.6)
XYZ	xyz(1.5603, 1.6526, 4.2389)
Luminance	0.0165 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D243A #3A230D

analogous

#0D3A3A #0D243A #0D0E3A

triadic

#0D243A #3A0D24 #243A0D

tetradic

#0D243A #3A0D3A #3A230D #0E3A0D

square

#0D243A #3A0D3A #3A230D #0E3A0D

split-complementary

#0D243A #3A0D0E #3A3A0D

monochromatic

#061019 #061019 #0D243A #18436C #23629E

Accessibility & contrast

On white

15.78

#0D243A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#0D243A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D243A

15.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D243A	#FFFFFF	#000000	##FFFFFF
##0D243A	1.00	15.78	1.33	15.78
#FFFFFF	15.78	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A253B

Deuteranopia (green-blind)

#14213A

Tritanopia (blue-blind)

#00292C

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #0d243a;
/* rgb */ color: rgb(13, 36, 58);
/* oklch */ color: oklch(25.4% 0.051 249.6);

Tailwind

colors: {
  custom: {
    50: '#525e70',
    500: '#0d243a',
    950: '#000000',
  },
}

SCSS

$custom: #0d243a;
$custom-light: #525e70;
$custom-dark: #000000;

JSON

{
  "hex": "#0d243a",
  "rgb": {
    "r": 13,
    "g": 36,
    "b": 58
  },
  "hsl": {
    "h": 209.333,
    "s": 63.38,
    "l": 13.922
  },
  "oklch": {
    "l": 0.25424,
    "c": 0.05089,
    "h": 249.6
  },
  "luminance": 0.01653
}

Semantic roles & 50–950 ramp

primary

#0D243A

secondary

#76512D

accent

#9241E6

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020407

muted

#78797A

Preview Lab

Preview with #0D243A

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

Preview Lab → · Contrast checker → · Palette generator →