#0B4739#0B4739

#0B4739 is a dark, moderate teal. Relative luminance 0.049; OKLCH L 35.7% C 0.063 H 172.7°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#0B4739
RGB	rgb(11, 71, 57)
HSL	hsl(166, 73%, 16%)
HSV	hsv(166, 85%, 28%)
CMYK	cmyk(84.5%, 0%, 19.7%, 72.2%)
CIE-LAB	lab(26.37, -22.37, 3.16)
CIE-LCH	lch(26.37, 22.59, 171.95°)
OKLab	oklab(35.73% -0.063 0.008)
OKLCH	oklch(35.73% 0.063 172.7)
XYZ	xyz(3.1294, 4.8727, 4.6457)
Luminance	0.0487 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B4739 #470B19

analogous

#0B471B #0B4739 #0B3747

triadic

#0B4739 #390B47 #47390B

tetradic

#0B4739 #1B0B47 #470B19 #37470B

square

#0B4739 #1B0B47 #470B19 #37470B

split-complementary

#0B4739 #470B37 #471B0B

monochromatic

#041A15 #041A15 #0B4739 #137C64 #1BB18E

Accessibility & contrast

On white

10.64

#0B4739 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#0B4739 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B4739

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B4739	#FFFFFF	#000000	##FFFFFF
##0B4739	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444238

Deuteranopia (green-blind)

#3D3C3A

Tritanopia (blue-blind)

#004843

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #0b4739;
/* rgb */ color: rgb(11, 71, 57);
/* oklch */ color: oklch(35.7% 0.063 172.7);

Tailwind

colors: {
  custom: {
    50: '#567b6f',
    500: '#0b4739',
    950: '#000000',
  },
}

SCSS

$custom: #0b4739;
$custom-light: #567b6f;
$custom-dark: #000000;

JSON

{
  "hex": "#0b4739",
  "rgb": {
    "r": 11,
    "g": 71,
    "b": 57
  },
  "hsl": {
    "h": 166,
    "s": 73.171,
    "l": 16.078
  },
  "oklch": {
    "l": 0.35728,
    "c": 0.06346,
    "h": 172.7
  },
  "luminance": 0.04873
}

Semantic roles & 50–950 ramp

primary

#0B4739

secondary

#832A3F

accent

#3863F0

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#030907

muted

#787B7A

Preview Lab

Preview with #0B4739

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

Preview Lab → · Contrast checker → · Palette generator →