#0B3145#0B3145

#0B3145 is a dark, muted cyan. Relative luminance 0.027; OKLCH L 29.8% C 0.055 H 236.3°. Best body text is #FFFFFF at 13.64:1 contrast (WCAG AA passes).

Color values

HEX	#0B3145
RGB	rgb(11, 49, 69)
HSL	hsl(201, 73%, 16%)
HSV	hsv(201, 84%, 27%)
CMYK	cmyk(84.1%, 29%, 0%, 72.9%)
CIE-LAB	lab(18.79, -5.12, -16.25)
CIE-LCH	lch(18.79, 17.03, 252.52°)
OKLab	oklab(29.75% -0.0306 -0.0458)
OKLCH	oklch(29.75% 0.055 236.3)
XYZ	xyz(2.3101, 2.6972, 6.0279)
Luminance	0.0270 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3145 #451F0B

analogous

#0B453C #0B3145 #0B1445

triadic

#0B3145 #450B31 #31450B

tetradic

#0B3145 #3C0B45 #451F0B #14450B

square

#0B3145 #3C0B45 #451F0B #14450B

split-complementary

#0B3145 #450B14 #453C0B

monochromatic

#04131A #04131A #0B3145 #13567A #1C7CAF

Accessibility & contrast

On white

13.64

#0B3145 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#0B3145 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3145

13.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3145	#FFFFFF	#000000	##FFFFFF
##0B3145	1.00	13.64	1.54	13.64
#FFFFFF	13.64	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273146

Deuteranopia (green-blind)

#202B45

Tritanopia (blue-blind)

#003638

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #0b3145;
/* rgb */ color: rgb(11, 49, 69);
/* oklch */ color: oklch(29.8% 0.055 236.3);

Tailwind

colors: {
  custom: {
    50: '#546978',
    500: '#0b3145',
    950: '#000000',
  },
}

SCSS

$custom: #0b3145;
$custom-light: #546978;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3145",
  "rgb": {
    "r": 11,
    "g": 49,
    "b": 69
  },
  "hsl": {
    "h": 200.69,
    "s": 72.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.29753,
    "c": 0.0551,
    "h": 236.3
  },
  "luminance": 0.02697
}

Semantic roles & 50–950 ramp

primary

#0B3145

secondary

#81482A

accent

#7839EF

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030609

muted

#787A7B

Preview Lab

Preview with #0B3145

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

Preview Lab → · Contrast checker → · Palette generator →