#0B2B42#0B2B42

#0B2B42 is a dark, muted cyan. Relative luminance 0.022; OKLCH L 27.9% C 0.056 H 243.8°. Best body text is #FFFFFF at 14.60:1 contrast (WCAG AA passes).

Color values

HEX	#0B2B42
RGB	rgb(11, 43, 66)
HSL	hsl(205, 71%, 15%)
HSV	hsv(205, 83%, 26%)
CMYK	cmyk(83.3%, 34.8%, 0%, 74.1%)
CIE-LAB	lab(16.46, -2.24, -17.83)
CIE-LCH	lch(16.46, 17.97, 262.84°)
OKLab	oklab(27.86% -0.0248 -0.0505)
OKLCH	oklch(27.86% 0.056 243.8)
XYZ	xyz(1.9849, 2.1920, 5.4717)
Luminance	0.0219 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2B42 #42220B

analogous

#0B423E #0B2B42 #0B0F42

triadic

#0B2B42 #420B2B #2B420B

tetradic

#0B2B42 #3E0B42 #42220B #0F420B

square

#0B2B42 #3E0B42 #42220B #0F420B

split-complementary

#0B2B42 #420B0F #423E0B

monochromatic

#04111A #04111A #0B2B42 #144D76 #1C6FAB

Accessibility & contrast

On white

14.60

#0B2B42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#0B2B42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2B42

14.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2B42	#FFFFFF	#000000	##FFFFFF
##0B2B42	1.00	14.60	1.44	14.60
#FFFFFF	14.60	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#202C43

Deuteranopia (green-blind)

#192642

Tritanopia (blue-blind)

#003133

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #0b2b42;
/* rgb */ color: rgb(11, 43, 66);
/* oklch */ color: oklch(27.9% 0.056 243.8);

Tailwind

colors: {
  custom: {
    50: '#536476',
    500: '#0b2b42',
    950: '#000000',
  },
}

SCSS

$custom: #0b2b42;
$custom-light: #536476;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2b42",
  "rgb": {
    "r": 11,
    "g": 43,
    "b": 66
  },
  "hsl": {
    "h": 205.091,
    "s": 71.429,
    "l": 15.098
  },
  "oklch": {
    "l": 0.27856,
    "c": 0.05627,
    "h": 243.8
  },
  "luminance": 0.02192
}

Semantic roles & 50–950 ramp

primary

#0B2B42

secondary

#7F4D2A

accent

#853AEE

background

#F5F5F7

surface

#E8EAED

border

#C4C6C8

text

#030508

muted

#78797B

Preview Lab

Preview with #0B2B42

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

Preview Lab → · Contrast checker → · Palette generator →