#1C3903#1C3903

#1C3903 is a dark, moderate yellow-green. Relative luminance 0.032; OKLCH L 31.0% C 0.086 H 134.4°. Best body text is #FFFFFF at 12.84:1 contrast (WCAG AA passes).

Color values

HEX#1C3903
RGBrgb(28, 57, 3)
HSLhsl(92, 90%, 12%)
HSVhsv(92, 95%, 22%)
CMYKcmyk(50.9%, 0%, 94.7%, 77.6%)
CIE-LABlab(20.75, -21.33, 27.24)
CIE-LCHlch(20.75, 34.60, 128.06°)
OKLaboklab(30.97% -0.06 0.0613)
OKLCHoklch(30.97% 0.086 134.4)
XYZxyz(1.9584, 3.1796, 0.5967)
Luminance0.0318 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C3903 #200339
analogous
#373903 #1C3903 #033905
triadic
#1C3903 #031C39 #39031C
tetradic
#1C3903 #033739 #200339 #390503
square
#1C3903 #033739 #200339 #390503
split-complementary
#1C3903 #050339 #390337
monochromatic
#0E1D02 #0E1D02 #1C3903 #397306 #55AD09

Accessibility & contrast

On white

12.84
#1C3903 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.64
#1C3903 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3903
12.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C3903#FFFFFF#000000##FFFFFF
##1C39031.0012.841.6412.84
#FFFFFF12.841.0021.001.00
#0000001.6421.001.0021.00
##FFFFFF12.841.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3C3300
Deuteranopia (green-blind)
#383108
Tritanopia (blue-blind)
#1B362F
Achromatopsia (no color)
#323232

Design tokens & code

CSS
--color: #1c3903;
/* rgb */ color: rgb(28, 57, 3);
/* oklch */ color: oklch(31.0% 0.086 134.4);
Tailwind
colors: {
  custom: {
    50: '#5c6f49',
    500: '#1c3903',
    950: '#000000',
  },
}
SCSS
$custom: #1c3903;
$custom-light: #5c6f49;
$custom-dark: #000000;
JSON
{
  "hex": "#1c3903",
  "rgb": {
    "r": 28,
    "g": 57,
    "b": 3
  },
  "hsl": {
    "h": 92.222,
    "s": 90,
    "l": 11.765
  },
  "oklch": {
    "l": 0.30971,
    "c": 0.08578,
    "h": 134.4
  },
  "luminance": 0.0318
}

Semantic roles & 50–950 ramp

primary
#1C3903
secondary
#4F1C7C
accent
#29FF9C
background
#F5F6F4
surface
#E9ECE7
border
#C5C7C3
text
#040701
muted
#797A77

Preview Lab

Preview with #1C3903

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

Preview Lab → · Contrast checker → · Palette generator →

#1C3903 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva