#0B2841#0B2841

#0B2841 is a dark, muted cyan. Relative luminance 0.020; OKLCH L 26.9% C 0.058 H 248.0°. Best body text is #FFFFFF at 15.06:1 contrast (WCAG AA passes).

Color values

HEX	#0B2841
RGB	rgb(11, 40, 65)
HSL	hsl(208, 71%, 15%)
HSV	hsv(208, 83%, 25%)
CMYK	cmyk(83.1%, 38.5%, 0%, 74.5%)
CIE-LAB	lab(15.33, -0.53, -18.93)
CIE-LCH	lch(15.33, 18.94, 268.39°)
OKLab	oklab(26.94% -0.0217 -0.0537)
OKLCH	oklch(26.94% 0.058 248)
XYZ	xyz(1.8506, 1.9702, 5.2828)
Luminance	0.0197 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2841 #41240B

analogous

#0B413F #0B2841 #0B0D41

triadic

#0B2841 #410B28 #28410B

tetradic

#0B2841 #3F0B41 #41240B #0D410B

square

#0B2841 #3F0B41 #41240B #0D410B

split-complementary

#0B2841 #410B0D #413F0B

monochromatic

#04101A #04101A #0B2841 #144875 #1D68AA

Accessibility & contrast

On white

15.06

#0B2841 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#0B2841 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2841

15.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2841	#FFFFFF	#000000	##FFFFFF
##0B2841	1.00	15.06	1.39	15.06
#FFFFFF	15.06	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D2942

Deuteranopia (green-blind)

#152441

Tritanopia (blue-blind)

#002E31

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #0b2841;
/* rgb */ color: rgb(11, 40, 65);
/* oklch */ color: oklch(26.9% 0.058 248.0);

Tailwind

colors: {
  custom: {
    50: '#536175',
    500: '#0b2841',
    950: '#000000',
  },
}

SCSS

$custom: #0b2841;
$custom-light: #536175;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2841",
  "rgb": {
    "r": 11,
    "g": 40,
    "b": 65
  },
  "hsl": {
    "h": 207.778,
    "s": 71.053,
    "l": 14.902
  },
  "oklch": {
    "l": 0.26942,
    "c": 0.05797,
    "h": 248
  },
  "luminance": 0.0197
}

Semantic roles & 50–950 ramp

primary

#0B2841

secondary

#7E512A

accent

#8D3AEE

background

#F4F5F7

surface

#E8E9ED

border

#C4C5C8

text

#030508

muted

#78797B

Preview Lab

Preview with #0B2841

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

Preview Lab → · Contrast checker → · Palette generator →