#0B4042#0B4042

#0B4042 is a dark, muted teal. Relative luminance 0.041; OKLCH L 34.0% C 0.053 H 198.8°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#0B4042
RGB	rgb(11, 64, 66)
HSL	hsl(182, 71%, 15%)
HSV	hsv(182, 83%, 26%)
CMYK	cmyk(83.3%, 3%, 0%, 74.1%)
CIE-LAB	lab(24.10, -15.63, -6.09)
CIE-LCH	lch(24.10, 16.78, 201.29°)
OKLab	oklab(33.98% -0.0497 -0.0169)
OKLCH	oklch(33.98% 0.053 198.8)
XYZ	xyz(2.9543, 4.1309, 5.7948)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B4042 #420D0B

analogous

#0B4229 #0B4042 #0B2442

triadic

#0B4042 #420B40 #40420B

tetradic

#0B4042 #290B42 #420D0B #24420B

square

#0B4042 #290B42 #420D0B #24420B

split-complementary

#0B4042 #420B24 #42290B

monochromatic

#04191A #04191A #0B4042 #147376 #1CA6AB

Accessibility & contrast

On white

11.50

#0B4042 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#0B4042 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B4042

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B4042	#FFFFFF	#000000	##FFFFFF
##0B4042	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3D42

Deuteranopia (green-blind)

#333742

Tritanopia (blue-blind)

#004340

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #0b4042;
/* rgb */ color: rgb(11, 64, 66);
/* oklch */ color: oklch(34.0% 0.053 198.8);

Tailwind

colors: {
  custom: {
    50: '#557576',
    500: '#0b4042',
    950: '#000000',
  },
}

SCSS

$custom: #0b4042;
$custom-light: #557576;
$custom-dark: #000000;

JSON

{
  "hex": "#0b4042",
  "rgb": {
    "r": 11,
    "g": 64,
    "b": 66
  },
  "hsl": {
    "h": 182.182,
    "s": 71.429,
    "l": 15.098
  },
  "oklch": {
    "l": 0.33978,
    "c": 0.05252,
    "h": 198.8
  },
  "luminance": 0.04131
}

Semantic roles & 50–950 ramp

primary

#0B4042

secondary

#7F2D2A

accent

#403AEE

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030808

muted

#787B7B

Preview Lab

Preview with #0B4042

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

Preview Lab → · Contrast checker → · Palette generator →