#1C3403#1C3403

#1C3403 is a dark, moderate yellow-green. Relative luminance 0.027; OKLCH L 29.4% C 0.079 H 132.7°. Best body text is #FFFFFF at 13.62:1 contrast (WCAG AA passes).

Color values

HEX#1C3403
RGBrgb(28, 52, 3)
HSLhsl(89, 89%, 11%)
HSVhsv(89, 94%, 20%)
CMYKcmyk(46.2%, 0%, 94.2%, 79.6%)
CIE-LABlab(18.84, -18.82, 25.07)
CIE-LCHlch(18.84, 31.35, 126.89°)
OKLaboklab(29.41% -0.0533 0.0578)
OKLCHoklch(29.41% 0.079 132.7)
XYZxyz(1.7233, 2.7094, 0.5183)
Luminance0.0271 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C3403 #1B0334
analogous
#343303 #1C3403 #033403
triadic
#1C3403 #031C34 #34031C
tetradic
#1C3403 #033433 #1B0334 #340303
square
#1C3403 #033433 #1B0334 #340303
split-complementary
#1C3403 #030334 #330334
monochromatic
#101D02 #101D02 #1C3403 #3B6E06 #5AA80A

Accessibility & contrast

On white

13.62
#1C3403 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.54
#1C3403 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3403
13.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C3403#FFFFFF#000000##FFFFFF
##1C34031.0013.621.5413.62
#FFFFFF13.621.0021.001.00
#0000001.5421.001.0021.00
##FFFFFF13.621.0021.001.00

Color blindness preview

Protanopia (red-blind)
#372F00
Deuteranopia (green-blind)
#332D07
Tritanopia (blue-blind)
#1C312B
Achromatopsia (no color)
#2E2E2E

Design tokens & code

CSS
--color: #1c3403;
/* rgb */ color: rgb(28, 52, 3);
/* oklch */ color: oklch(29.4% 0.079 132.7);
Tailwind
colors: {
  custom: {
    50: '#5b6b48',
    500: '#1c3403',
    950: '#000000',
  },
}
SCSS
$custom: #1c3403;
$custom-light: #5b6b48;
$custom-dark: #000000;
JSON
{
  "hex": "#1c3403",
  "rgb": {
    "r": 28,
    "g": 52,
    "b": 3
  },
  "hsl": {
    "h": 89.388,
    "s": 89.091,
    "l": 10.784
  },
  "oklch": {
    "l": 0.29406,
    "c": 0.07858,
    "h": 132.7
  },
  "luminance": 0.02709
}

Semantic roles & 50–950 ramp

primary
#1C3403
secondary
#481C77
accent
#29FF92
background
#F5F6F4
surface
#E9EBE7
border
#C5C6C3
text
#040601
muted
#797A77

Preview Lab

Preview with #1C3403

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

Preview Lab → · Contrast checker → · Palette generator →

#1C3403 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva