#0B4A43#0B4A43

#0B4A43 is a dark, moderate teal. Relative luminance 0.054; OKLCH L 37.0% C 0.061 H 183.6°. Best body text is #FFFFFF at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#0B4A43
RGB	rgb(11, 74, 67)
HSL	hsl(173, 74%, 17%)
HSV	hsv(173, 85%, 29%)
CMYK	cmyk(85.1%, 0%, 9.5%, 71%)
CIE-LAB	lab(27.77, -20.77, -1.29)
CIE-LCH	lch(27.77, 20.81, 183.56°)
OKLab	oklab(36.98% -0.0609 -0.0038)
OKLCH	oklch(36.98% 0.061 183.6)
XYZ	xyz(3.5994, 5.3735, 6.1566)
Luminance	0.0537 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B4A43 #4A0B12

analogous

#0B4A24 #0B4A43 #0B324A

triadic

#0B4A43 #430B4A #4A430B

tetradic

#0B4A43 #240B4A #4A0B12 #324A0B

square

#0B4A43 #240B4A #4A0B12 #324A0B

split-complementary

#0B4A43 #4A0B32 #4A240B

monochromatic

#041B18 #041B18 #0B4A43 #137F73 #1BB5A3

Accessibility & contrast

On white

10.12

#0B4A43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#0B4A43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B4A43

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B4A43	#FFFFFF	#000000	##FFFFFF
##0B4A43	1.00	10.12	2.07	10.12
#FFFFFF	10.12	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464543

Deuteranopia (green-blind)

#3D3F44

Tritanopia (blue-blind)

#004C48

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #0b4a43;
/* rgb */ color: rgb(11, 74, 67);
/* oklch */ color: oklch(37.0% 0.061 183.6);

Tailwind

colors: {
  custom: {
    50: '#577d77',
    500: '#0b4a43',
    950: '#000000',
  },
}

SCSS

$custom: #0b4a43;
$custom-light: #577d77;
$custom-dark: #000000;

JSON

{
  "hex": "#0b4a43",
  "rgb": {
    "r": 11,
    "g": 74,
    "b": 67
  },
  "hsl": {
    "h": 173.333,
    "s": 74.118,
    "l": 16.667
  },
  "oklch": {
    "l": 0.36978,
    "c": 0.06105,
    "h": 183.6
  },
  "luminance": 0.05374
}

Semantic roles & 50–950 ramp

primary

#0B4A43

secondary

#862B35

accent

#374CF1

background

#F5F7F7

surface

#E9EEED

border

#C5C9C8

text

#040908

muted

#797B7B

Preview Lab

Preview with #0B4A43

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

Preview Lab → · Contrast checker → · Palette generator →