#0B212E#0B212E

#0B212E is a very dark, muted cyan. Relative luminance 0.014; OKLCH L 23.7% C 0.037 H 237.2°. Best body text is #FFFFFF at 16.52:1 contrast (WCAG AA passes).

Color values

HEX	#0B212E
RGB	rgb(11, 33, 46)
HSL	hsl(202, 61%, 11%)
HSV	hsv(202, 76%, 18%)
CMYK	cmyk(76.1%, 28.3%, 0%, 82%)
CIE-LAB	lab(11.66, -3.63, -11.23)
CIE-LCH	lch(11.66, 11.80, 252.10°)
OKLab	oklab(23.68% -0.0203 -0.0315)
OKLCH	oklch(23.68% 0.037 237.2)
XYZ	xyz(1.1748, 1.3560, 2.7841)
Luminance	0.0136 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B212E #2E180B

analogous

#0B2E29 #0B212E #0B0F2E

triadic

#0B212E #2E0B21 #212E0B

tetradic

#0B212E #290B2E #2E180B #0F2E0B

square

#0B212E #290B2E #2E180B #0F2E0B

split-complementary

#0B212E #2E0B0F #2E290B

monochromatic

#061219 #061219 #0B212E #17445F #236891

Accessibility & contrast

On white

16.52

#0B212E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#0B212E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B212E

16.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B212E	#FFFFFF	#000000	##FFFFFF
##0B212E	1.00	16.52	1.27	16.52
#FFFFFF	16.52	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B212F

Deuteranopia (green-blind)

#161D2E

Tritanopia (blue-blind)

#002425

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #0b212e;
/* rgb */ color: rgb(11, 33, 46);
/* oklch */ color: oklch(23.7% 0.037 237.2);

Tailwind

colors: {
  custom: {
    50: '#4e5c66',
    500: '#0b212e',
    950: '#000000',
  },
}

SCSS

$custom: #0b212e;
$custom-light: #4e5c66;
$custom-dark: #000000;

JSON

{
  "hex": "#0b212e",
  "rgb": {
    "r": 11,
    "g": 33,
    "b": 46
  },
  "hsl": {
    "h": 202.286,
    "s": 61.404,
    "l": 11.176
  },
  "oklch": {
    "l": 0.23684,
    "c": 0.03746,
    "h": 237.2
  },
  "luminance": 0.01356
}

Semantic roles & 50–950 ramp

primary

#0B212E

secondary

#6A422A

accent

#7F43E5

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020406

muted

#78797A

Preview Lab

Preview with #0B212E

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

Preview Lab → · Contrast checker → · Palette generator →