#0B3A3D#0B3A3D

#0B3A3D is a dark, muted teal. Relative luminance 0.034; OKLCH L 32.0% C 0.048 H 201.3°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#0B3A3D
RGB	rgb(11, 58, 61)
HSL	hsl(184, 69%, 14%)
HSV	hsv(184, 82%, 24%)
CMYK	cmyk(82%, 4.9%, 0%, 76.1%)
CIE-LAB	lab(21.70, -13.96, -6.35)
CIE-LCH	lch(21.70, 15.34, 204.47°)
OKLab	oklab(31.97% -0.0451 -0.0176)
OKLCH	oklch(31.97% 0.048 201.3)
XYZ	xyz(2.4930, 3.4339, 4.9454)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3A3D #3D0E0B

analogous

#0B3D27 #0B3A3D #0B213D

triadic

#0B3A3D #3D0B3A #3A3D0B

tetradic

#0B3A3D #270B3D #3D0E0B #213D0B

square

#0B3A3D #270B3D #3D0E0B #213D0B

split-complementary

#0B3A3D #3D0B21 #3D270B

monochromatic

#05191A #05191A #0B3A3D #146B71 #1E9DA5

Accessibility & contrast

On white

12.45

#0B3A3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#0B3A3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3A3D

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3A3D	#FFFFFF	#000000	##FFFFFF
##0B3A3D	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35373D

Deuteranopia (green-blind)

#2E323D

Tritanopia (blue-blind)

#003D3B

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #0b3a3d;
/* rgb */ color: rgb(11, 58, 61);
/* oklch */ color: oklch(32.0% 0.048 201.3);

Tailwind

colors: {
  custom: {
    50: '#547072',
    500: '#0b3a3d',
    950: '#000000',
  },
}

SCSS

$custom: #0b3a3d;
$custom-light: #547072;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3a3d",
  "rgb": {
    "r": 11,
    "g": 58,
    "b": 61
  },
  "hsl": {
    "h": 183.6,
    "s": 69.444,
    "l": 14.118
  },
  "oklch": {
    "l": 0.31972,
    "c": 0.04844,
    "h": 201.3
  },
  "luminance": 0.03434
}

Semantic roles & 50–950 ramp

primary

#0B3A3D

secondary

#7A2F2A

accent

#463CEC

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030708

muted

#787A7B

Preview Lab

Preview with #0B3A3D

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

Preview Lab → · Contrast checker → · Palette generator →