#0B3631#0B3631

#0B3631 is a dark, muted teal. Relative luminance 0.029; OKLCH L 30.3% C 0.047 H 183.9°. Best body text is #FFFFFF at 13.24:1 contrast (WCAG AA passes).

Color values

HEX	#0B3631
RGB	rgb(11, 54, 49)
HSL	hsl(173, 66%, 13%)
HSV	hsv(173, 80%, 21%)
CMYK	cmyk(79.6%, 0%, 9.3%, 78.8%)
CIE-LAB	lab(19.77, -15.86, -1.10)
CIE-LCH	lch(19.77, 15.90, 183.96°)
OKLab	oklab(30.25% -0.0467 -0.0032)
OKLCH	oklch(30.25% 0.047 183.9)
XYZ	xyz(2.0113, 2.9310, 3.3649)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3631 #360B10

analogous

#0B361B #0B3631 #0B2536

triadic

#0B3631 #310B36 #36310B

tetradic

#0B3631 #1B0B36 #360B10 #25360B

square

#0B3631 #1B0B36 #360B10 #25360B

split-complementary

#0B3631 #360B25 #361B0B

monochromatic

#051917 #051917 #0B3631 #15695F #209C8D

Accessibility & contrast

On white

13.24

#0B3631 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#0B3631 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3631

13.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3631	#FFFFFF	#000000	##FFFFFF
##0B3631	1.00	13.24	1.59	13.24
#FFFFFF	13.24	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333231

Deuteranopia (green-blind)

#2D2E32

Tritanopia (blue-blind)

#003734

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0b3631;
/* rgb */ color: rgb(11, 54, 49);
/* oklch */ color: oklch(30.3% 0.047 183.9);

Tailwind

colors: {
  custom: {
    50: '#516d69',
    500: '#0b3631',
    950: '#000000',
  },
}

SCSS

$custom: #0b3631;
$custom-light: #516d69;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3631",
  "rgb": {
    "r": 11,
    "g": 54,
    "b": 49
  },
  "hsl": {
    "h": 173.023,
    "s": 66.154,
    "l": 12.745
  },
  "oklch": {
    "l": 0.30252,
    "c": 0.04677,
    "h": 183.9
  },
  "luminance": 0.02931
}

Semantic roles & 50–950 ramp

primary

#0B3631

secondary

#732A33

accent

#3F53E9

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020706

muted

#787A7A

Preview Lab

Preview with #0B3631

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

Preview Lab → · Contrast checker → · Palette generator →