#0B2A3E#0B2A3E

#0B2A3E is a dark, muted cyan. Relative luminance 0.021; OKLCH L 27.3% C 0.052 H 240.9°. Best body text is #FFFFFF at 14.84:1 contrast (WCAG AA passes).

Color values

HEX	#0B2A3E
RGB	rgb(11, 42, 62)
HSL	hsl(204, 70%, 14%)
HSV	hsv(204, 82%, 24%)
CMYK	cmyk(82.3%, 32.3%, 0%, 75.7%)
CIE-LAB	lab(15.87, -3.25, -15.99)
CIE-LCH	lch(15.87, 16.32, 258.50°)
OKLab	oklab(27.31% -0.0252 -0.0452)
OKLCH	oklch(27.31% 0.052 240.9)
XYZ	xyz(1.8351, 2.0747, 4.8602)
Luminance	0.0208 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2A3E #3E1F0B

analogous

#0B3E39 #0B2A3E #0B113E

triadic

#0B2A3E #3E0B2A #2A3E0B

tetradic

#0B2A3E #390B3E #3E1F0B #113E0B

square

#0B2A3E #390B3E #3E1F0B #113E0B

split-complementary

#0B2A3E #3E0B11 #3E390B

monochromatic

#05121A #05121A #0B2A3E #144D72 #1D70A6

Accessibility & contrast

On white

14.84

#0B2A3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#0B2A3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2A3E

14.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2A3E	#FFFFFF	#000000	##FFFFFF
##0B2A3E	1.00	14.84	1.42	14.84
#FFFFFF	14.84	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#212A3F

Deuteranopia (green-blind)

#1A253E

Tritanopia (blue-blind)

#002F31

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #0b2a3e;
/* rgb */ color: rgb(11, 42, 62);
/* oklch */ color: oklch(27.3% 0.052 240.9);

Tailwind

colors: {
  custom: {
    50: '#526373',
    500: '#0b2a3e',
    950: '#000000',
  },
}

SCSS

$custom: #0b2a3e;
$custom-light: #526373;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2a3e",
  "rgb": {
    "r": 11,
    "g": 42,
    "b": 62
  },
  "hsl": {
    "h": 203.529,
    "s": 69.863,
    "l": 14.314
  },
  "oklch": {
    "l": 0.27314,
    "c": 0.0517,
    "h": 240.9
  },
  "luminance": 0.02075
}

Semantic roles & 50–950 ramp

primary

#0B2A3E

secondary

#7B4A2A

accent

#813BED

background

#F4F5F7

surface

#E7EAED

border

#C3C6C8

text

#020508

muted

#78797B

Preview Lab

Preview with #0B2A3E

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

Preview Lab → · Contrast checker → · Palette generator →