#0B3F43#0B3F43

#0B3F43 is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.7% C 0.052 H 202.7°. Best body text is #FFFFFF at 11.63:1 contrast (WCAG AA passes).

Color values

HEX#0B3F43
RGBrgb(11, 63, 67)
HSLhsl(184, 72%, 15%)
HSVhsv(184, 84%, 26%)
CMYKcmyk(83.6%, 6%, 0%, 73.7%)
CIE-LABlab(23.77, -14.70, -7.25)
CIE-LCHlch(23.77, 16.39, 206.25°)
OKLaboklab(33.73% -0.048 -0.0201)
OKLCHoklch(33.73% 0.052 202.7)
XYZxyz(2.9282, 4.0311, 5.9328)
Luminance0.0403 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0B3F43 #430F0B
analogous
#0B432B #0B3F43 #0B2343
triadic
#0B3F43 #430B3F #3F430B
tetradic
#0B3F43 #2B0B43 #430F0B #23430B
square
#0B3F43 #2B0B43 #430F0B #23430B
split-complementary
#0B3F43 #430B23 #432B0B
monochromatic
#04191A #04191A #0B3F43 #147078 #1CA2AC

Accessibility & contrast

On white

11.63
#0B3F43 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.81
#0B3F43 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3F43
11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0B3F43#FFFFFF#000000##FFFFFF
##0B3F431.0011.631.8111.63
#FFFFFF11.631.0021.001.00
#0000001.8121.001.0021.00
##FFFFFF11.631.0021.001.00

Color blindness preview

Protanopia (red-blind)
#393C43
Deuteranopia (green-blind)
#313643
Tritanopia (blue-blind)
#004240
Achromatopsia (no color)
#393939

Design tokens & code

CSS
--color: #0b3f43;
/* rgb */ color: rgb(11, 63, 67);
/* oklch */ color: oklch(33.7% 0.052 202.7);
Tailwind
colors: {
  custom: {
    50: '#557477',
    500: '#0b3f43',
    950: '#000000',
  },
}
SCSS
$custom: #0b3f43;
$custom-light: #557477;
$custom-dark: #000000;
JSON
{
  "hex": "#0b3f43",
  "rgb": {
    "r": 11,
    "g": 63,
    "b": 67
  },
  "hsl": {
    "h": 184.286,
    "s": 71.795,
    "l": 15.294
  },
  "oklch": {
    "l": 0.33726,
    "c": 0.05207,
    "h": 202.7
  },
  "luminance": 0.04031
}

Semantic roles & 50–950 ramp

primary
#0B3F43
secondary
#80302A
accent
#4639EF
background
#F5F7F7
surface
#E9EDED
border
#C5C8C8
text
#030808
muted
#787B7B

Preview Lab

Preview with #0B3F43

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

Preview Lab → · Contrast checker → · Palette generator →

#0B3F43 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva