#0B343B#0B343B

#0B343B is a dark, muted teal. Relative luminance 0.028; OKLCH L 30.1% C 0.045 H 211.3°. Best body text is #FFFFFF at 13.39:1 contrast (WCAG AA passes).

Color values

HEX	#0B343B
RGB	rgb(11, 52, 59)
HSL	hsl(189, 69%, 14%)
HSV	hsv(189, 81%, 23%)
CMYK	cmyk(81.4%, 11.9%, 0%, 76.9%)
CIE-LAB	lab(19.40, -11.08, -8.48)
CIE-LCH	lch(19.40, 13.95, 217.42°)
OKLab	oklab(30.09% -0.0388 -0.0236)
OKLCH	oklch(30.09% 0.045 211.3)
XYZ	xyz(2.1551, 2.8426, 4.5719)
Luminance	0.0284 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B343B #3B120B

analogous

#0B3B2A #0B343B #0B1C3B

triadic

#0B343B #3B0B34 #343B0B

tetradic

#0B343B #2A0B3B #3B120B #1C3B0B

square

#0B343B #2A0B3B #3B120B #1C3B0B

split-complementary

#0B343B #3B0B1C #3B2A0B

monochromatic

#05171A #05171A #0B343B #15616F #1E8FA2

Accessibility & contrast

On white

13.39

#0B343B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#0B343B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B343B

13.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B343B	#FFFFFF	#000000	##FFFFFF
##0B343B	1.00	13.39	1.57	13.39
#FFFFFF	13.39	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E323B

Deuteranopia (green-blind)

#282D3B

Tritanopia (blue-blind)

#003736

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #0b343b;
/* rgb */ color: rgb(11, 52, 59);
/* oklch */ color: oklch(30.1% 0.045 211.3);

Tailwind

colors: {
  custom: {
    50: '#526b70',
    500: '#0b343b',
    950: '#000000',
  },
}

SCSS

$custom: #0b343b;
$custom-light: #526b70;
$custom-dark: #000000;

JSON

{
  "hex": "#0b343b",
  "rgb": {
    "r": 11,
    "g": 52,
    "b": 59
  },
  "hsl": {
    "h": 188.75,
    "s": 68.571,
    "l": 13.725
  },
  "oklch": {
    "l": 0.30086,
    "c": 0.04538,
    "h": 211.3
  },
  "luminance": 0.02843
}

Semantic roles & 50–950 ramp

primary

#0B343B

secondary

#78352A

accent

#563CEB

background

#F4F6F6

surface

#E7EBEC

border

#C3C6C7

text

#030607

muted

#787A7A

Preview Lab

Preview with #0B343B

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

Preview Lab → · Contrast checker → · Palette generator →