#0B2103#0B2103

#0B2103 is a very dark, moderate green. Relative luminance 0.012; OKLCH L 22.1% C 0.061 H 137.7°. Best body text is #FFFFFF at 17.03:1 contrast (WCAG AA passes).

Color values

HEX#0B2103
RGBrgb(11, 33, 3)
HSLhsl(104, 83%, 7%)
HSVhsv(104, 91%, 13%)
CMYKcmyk(66.7%, 0%, 90.9%, 87.1%)
CIE-LABlab(10.30, -15.79, 13.83)
CIE-LCHlch(10.30, 20.99, 138.78°)
OKLaboklab(22.14% -0.0447 0.0407)
OKLCHoklch(22.14% 0.061 137.7)
XYZxyz(0.6983, 1.1654, 0.2743)
Luminance0.0117 (WCAG relative)
Temperaturewarm
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0B2103 #190321
analogous
#1A2103 #0B2103 #03210A
triadic
#0B2103 #030B21 #21030B
tetradic
#0B2103 #031A21 #190321 #210A03
square
#0B2103 #031A21 #190321 #210A03
split-complementary
#0B2103 #0A0321 #21031A
monochromatic
#091C03 #091C03 #0B2103 #1E5908 #30910D

Accessibility & contrast

On white

17.03
#0B2103 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.23
#0B2103 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2103
17.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0B2103#FFFFFF#000000##FFFFFF
##0B21031.0017.031.2317.03
#FFFFFF17.031.0021.001.00
#0000001.2321.001.0021.00
##FFFFFF17.031.0021.001.00

Color blindness preview

Protanopia (red-blind)
#221D01
Deuteranopia (green-blind)
#201B05
Tritanopia (blue-blind)
#091F1B
Achromatopsia (no color)
#1C1C1C

Design tokens & code

CSS
--color: #0b2103;
/* rgb */ color: rgb(11, 33, 3);
/* oklch */ color: oklch(22.1% 0.061 137.7);
Tailwind
colors: {
  custom: {
    50: '#4b5c48',
    500: '#0b2103',
    950: '#000000',
  },
}
SCSS
$custom: #0b2103;
$custom-light: #4b5c48;
$custom-dark: #000000;
JSON
{
  "hex": "#0b2103",
  "rgb": {
    "r": 11,
    "g": 33,
    "b": 3
  },
  "hsl": {
    "h": 104,
    "s": 83.333,
    "l": 7.059
  },
  "oklch": {
    "l": 0.22135,
    "c": 0.06051,
    "h": 137.7
  },
  "luminance": 0.01165
}

Semantic roles & 50–950 ramp

primary
#0B2103
secondary
#511B65
accent
#2EFAC3
background
#F4F5F4
surface
#E7E9E6
border
#C3C5C2
text
#010400
muted
#777977

Preview Lab

Preview with #0B2103

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

Preview Lab → · Contrast checker → · Palette generator →

#0B2103 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva