#0B1A2E#0B1A2E

#0B1A2E is a very dark, muted cyan. Relative luminance 0.010; OKLCH L 21.6% C 0.045 H 256.2°. Best body text is #FFFFFF at 17.48:1 contrast (WCAG AA passes).

Color values

HEX	#0B1A2E
RGB	rgb(11, 26, 46)
HSL	hsl(214, 61%, 11%)
HSV	hsv(214, 76%, 18%)
CMYK	cmyk(76.1%, 43.5%, 0%, 82%)
CIE-LAB	lab(9.05, 1.60, -15.32)
CIE-LCH	lch(9.05, 15.40, 275.96°)
OKLab	oklab(21.63% -0.0107 -0.0434)
OKLCH	oklch(21.63% 0.045 256.2)
XYZ	xyz(1.0004, 1.0071, 2.7259)
Luminance	0.0101 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B1A2E #2E1F0B

analogous

#0B2B2E #0B1A2E #0D0B2E

triadic

#0B1A2E #2E0B1A #1A2E0B

tetradic

#0B1A2E #2E0B2B #2E1F0B #0B2E0D

square

#0B1A2E #2E0B2B #2E1F0B #0B2E0D

split-complementary

#0B1A2E #2E0D0B #2B2E0B

monochromatic

#060E19 #060E19 #0B1A2E #17365F #235291

Accessibility & contrast

On white

17.48

#0B1A2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#0B1A2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B1A2E

17.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B1A2E	#FFFFFF	#000000	##FFFFFF
##0B1A2E	1.00	17.48	1.20	17.48
#FFFFFF	17.48	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#111B2F

Deuteranopia (green-blind)

#0D182E

Tritanopia (blue-blind)

#001F21

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #0b1a2e;
/* rgb */ color: rgb(11, 26, 46);
/* oklch */ color: oklch(21.6% 0.045 256.2);

Tailwind

colors: {
  custom: {
    50: '#4e5667',
    500: '#0b1a2e',
    950: '#000000',
  },
}

SCSS

$custom: #0b1a2e;
$custom-light: #4e5667;
$custom-dark: #000000;

JSON

{
  "hex": "#0b1a2e",
  "rgb": {
    "r": 11,
    "g": 26,
    "b": 46
  },
  "hsl": {
    "h": 214.286,
    "s": 61.404,
    "l": 11.176
  },
  "oklch": {
    "l": 0.21628,
    "c": 0.04472,
    "h": 256.2
  },
  "luminance": 0.01007
}

Semantic roles & 50–950 ramp

primary

#0B1A2E

secondary

#6A4F2A

accent

#9F43E5

background

#F4F5F6

surface

#E7E8EB

border

#C3C4C6

text

#020306

muted

#78787A

Preview Lab

Preview with #0B1A2E

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

Preview Lab → · Contrast checker → · Palette generator →