#0B4437#0B4437

#0B4437 is a dark, moderate teal. Relative luminance 0.045; OKLCH L 34.8% C 0.061 H 173.4°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#0B4437
RGB	rgb(11, 68, 55)
HSL	hsl(166, 72%, 15%)
HSV	hsv(166, 84%, 27%)
CMYK	cmyk(83.8%, 0%, 19.1%, 73.3%)
CIE-LAB	lab(25.20, -21.45, 2.79)
CIE-LCH	lch(25.20, 21.64, 172.59°)
OKLab	oklab(34.75% -0.0605 0.0071)
OKLCH	oklch(34.75% 0.061 173.4)
XYZ	xyz(2.8944, 4.4809, 4.3260)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B4437 #440B18

analogous

#0B441A #0B4437 #0B3444

triadic

#0B4437 #370B44 #44370B

tetradic

#0B4437 #1A0B44 #440B18 #34440B

square

#0B4437 #1A0B44 #440B18 #34440B

split-complementary

#0B4437 #440B34 #441A0B

monochromatic

#041A15 #041A15 #0B4437 #147962 #1CAD8C

Accessibility & contrast

On white

11.07

#0B4437 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#0B4437 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B4437

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B4437	#FFFFFF	#000000	##FFFFFF
##0B4437	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413F36

Deuteranopia (green-blind)

#3A3A38

Tritanopia (blue-blind)

#004540

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #0b4437;
/* rgb */ color: rgb(11, 68, 55);
/* oklch */ color: oklch(34.8% 0.061 173.4);

Tailwind

colors: {
  custom: {
    50: '#55786d',
    500: '#0b4437',
    950: '#000000',
  },
}

SCSS

$custom: #0b4437;
$custom-light: #55786d;
$custom-dark: #000000;

JSON

{
  "hex": "#0b4437",
  "rgb": {
    "r": 11,
    "g": 68,
    "b": 55
  },
  "hsl": {
    "h": 166.316,
    "s": 72.152,
    "l": 15.49
  },
  "oklch": {
    "l": 0.34753,
    "c": 0.06093,
    "h": 173.4
  },
  "luminance": 0.04481
}

Semantic roles & 50–950 ramp

primary

#0B4437

secondary

#812A3E

accent

#3962EF

background

#F5F7F6

surface

#E9EDEB

border

#C5C8C6

text

#030907

muted

#787B7A

Preview Lab

Preview with #0B4437

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

Preview Lab → · Contrast checker → · Palette generator →