#1C3604#1C3604

#1C3604 is a dark, moderate yellow-green. Relative luminance 0.029; OKLCH L 30.0% C 0.081 H 133.6°. Best body text is #FFFFFF at 13.30:1 contrast (WCAG AA passes).

Color values

HEX	#1C3604
RGB	rgb(28, 54, 4)
HSL	hsl(91, 86%, 11%)
HSV	hsv(91, 93%, 21%)
CMYK	cmyk(48.1%, 0%, 92.6%, 78.8%)
CIE-LAB	lab(19.61, -19.74, 25.56)
CIE-LCH	lch(19.61, 32.30, 127.69°)
OKLab	oklab(30.04% -0.0556 0.0583)
OKLCH	oklch(30.04% 0.081 133.6)
XYZ	xyz(1.8199, 2.8939, 0.5775)
Luminance	0.0289 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 7.08

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C3604 #1E0436

analogous

#353604 #1C3604 #043605

triadic

#1C3604 #041C36 #36041C

tetradic

#1C3604 #043536 #1E0436 #360504

square

#1C3604 #043536 #1E0436 #360504

split-complementary

#1C3604 #050436 #360435

monochromatic

#0F1C02 #0F1C02 #1C3604 #3A6F08 #57A80C

Accessibility & contrast

On white

13.30

#1C3604 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#1C3604 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3604

13.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C3604	#FFFFFF	#000000	##FFFFFF
##1C3604	1.00	13.30	1.58	13.30
#FFFFFF	13.30	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393100

Deuteranopia (green-blind)

#352F09

Tritanopia (blue-blind)

#1C332D

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1c3604;
/* rgb */ color: rgb(28, 54, 4);
/* oklch */ color: oklch(30.0% 0.081 133.6);

Tailwind

colors: {
  custom: {
    50: '#5b6d49',
    500: '#1c3604',
    950: '#000000',
  },
}

SCSS

$custom: #1c3604;
$custom-light: #5b6d49;
$custom-dark: #000000;

JSON

{
  "hex": "#1c3604",
  "rgb": {
    "r": 28,
    "g": 54,
    "b": 4
  },
  "hsl": {
    "h": 91.2,
    "s": 86.207,
    "l": 11.373
  },
  "oklch": {
    "l": 0.30043,
    "c": 0.08058,
    "h": 133.6
  },
  "luminance": 0.02894
}

Semantic roles & 50–950 ramp

primary

#1C3604

secondary

#4D1E78

accent

#2BFC98

background

#F5F6F4

surface

#E9EBE7

border

#C5C6C3

text

#040701

muted

#797A77

Preview Lab

Preview with #1C3604

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

Preview Lab → · Contrast checker → · Palette generator →