#0B443B#0B443B

#0B443B is a dark, muted teal. Relative luminance 0.045; OKLCH L 34.9% C 0.058 H 179.4°. Best body text is #FFFFFF at 11.03:1 contrast (WCAG AA passes).

Color values

HEX	#0B443B
RGB	rgb(11, 68, 59)
HSL	hsl(171, 72%, 15%)
HSV	hsv(171, 84%, 27%)
CMYK	cmyk(83.8%, 0%, 13.2%, 73.3%)
CIE-LAB	lab(25.32, -20.21, 0.34)
CIE-LCH	lch(25.32, 20.21, 179.03°)
OKLab	oklab(34.89% -0.0583 0.0006)
OKLCH	oklch(34.89% 0.058 179.4)
XYZ	xyz(2.9942, 4.5208, 4.8516)
Luminance	0.0452 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B443B #440B14

analogous

#0B441E #0B443B #0B3044

triadic

#0B443B #3B0B44 #443B0B

tetradic

#0B443B #1E0B44 #440B14 #30440B

square

#0B443B #1E0B44 #440B14 #30440B

split-complementary

#0B443B #440B30 #441E0B

monochromatic

#041A17 #041A17 #0B443B #147969 #1CAD96

Accessibility & contrast

On white

11.03

#0B443B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#0B443B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B443B

11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B443B	#FFFFFF	#000000	##FFFFFF
##0B443B	1.00	11.03	1.90	11.03
#FFFFFF	11.03	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413F3B

Deuteranopia (green-blind)

#393A3C

Tritanopia (blue-blind)

#004541

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #0b443b;
/* rgb */ color: rgb(11, 68, 59);
/* oklch */ color: oklch(34.9% 0.058 179.4);

Tailwind

colors: {
  custom: {
    50: '#557870',
    500: '#0b443b',
    950: '#000000',
  },
}

SCSS

$custom: #0b443b;
$custom-light: #557870;
$custom-dark: #000000;

JSON

{
  "hex": "#0b443b",
  "rgb": {
    "r": 11,
    "g": 68,
    "b": 59
  },
  "hsl": {
    "h": 170.526,
    "s": 72.152,
    "l": 15.49
  },
  "oklch": {
    "l": 0.34893,
    "c": 0.05827,
    "h": 179.4
  },
  "luminance": 0.04521
}

Semantic roles & 50–950 ramp

primary

#0B443B

secondary

#812A38

accent

#3956EF

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#030907

muted

#787B7A

Preview Lab

Preview with #0B443B

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

Preview Lab → · Contrast checker → · Palette generator →