#1C3F03#1C3F03

#1C3F03 is a dark, moderate yellow-green. Relative luminance 0.038; OKLCH L 32.8% C 0.094 H 135.9°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX#1C3F03
RGBrgb(28, 63, 3)
HSLhsl(95, 91%, 13%)
HSVhsv(95, 95%, 25%)
CMYKcmyk(55.6%, 0%, 95.2%, 75.3%)
CIE-LABlab(23.03, -24.17, 29.67)
CIE-LCHlch(23.03, 38.27, 129.17°)
OKLaboklab(32.84% -0.0676 0.0655)
OKLCHoklch(32.84% 0.094 135.9)
XYZxyz(2.2728, 3.8083, 0.7014)
Luminance0.0381 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C3F03 #26033F
analogous
#3A3F03 #1C3F03 #033F08
triadic
#1C3F03 #031C3F #3F031C
tetradic
#1C3F03 #033A3F #26033F #3F0803
square
#1C3F03 #033A3F #26033F #3F0803
split-complementary
#1C3F03 #08033F #3F033A
monochromatic
#0D1D01 #0D1D01 #1C3F03 #367906 #50B409

Accessibility & contrast

On white

11.92
#1C3F03 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.76
#1C3F03 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3F03
11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C3F03#FFFFFF#000000##FFFFFF
##1C3F031.0011.921.7611.92
#FFFFFF11.921.0021.001.00
#0000001.7621.001.0021.00
##FFFFFF11.921.0021.001.00

Color blindness preview

Protanopia (red-blind)
#423900
Deuteranopia (green-blind)
#3D3609
Tritanopia (blue-blind)
#1A3C34
Achromatopsia (no color)
#373737

Design tokens & code

CSS
--color: #1c3f03;
/* rgb */ color: rgb(28, 63, 3);
/* oklch */ color: oklch(32.8% 0.094 135.9);
Tailwind
colors: {
  custom: {
    50: '#5d744a',
    500: '#1c3f03',
    950: '#000000',
  },
}
SCSS
$custom: #1c3f03;
$custom-light: #5d744a;
$custom-dark: #000000;
JSON
{
  "hex": "#1c3f03",
  "rgb": {
    "r": 28,
    "g": 63,
    "b": 3
  },
  "hsl": {
    "h": 95,
    "s": 90.909,
    "l": 12.941
  },
  "oklch": {
    "l": 0.32844,
    "c": 0.09412,
    "h": 135.9
  },
  "luminance": 0.03808
}

Semantic roles & 50–950 ramp

primary
#1C3F03
secondary
#571D81
accent
#29FFA6
background
#F5F7F4
surface
#E9EDE7
border
#C5C8C3
text
#040801
muted
#797B77

Preview Lab

Preview with #1C3F03

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

Preview Lab → · Contrast checker → · Palette generator →

#1C3F03 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva