#1C3F04#1C3F04

#1C3F04 is a dark, moderate yellow-green. Relative luminance 0.038; OKLCH L 32.9% C 0.093 H 136.1°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#1C3F04
RGB	rgb(28, 63, 4)
HSL	hsl(96, 88%, 13%)
HSV	hsv(96, 94%, 25%)
CMYK	cmyk(55.6%, 0%, 93.7%, 75.3%)
CIE-LAB	lab(23.03, -24.09, 29.27)
CIE-LCH	lch(23.03, 37.91, 129.46°)
OKLab	oklab(32.85% -0.0673 0.0648)
OKLCH	oklch(32.85% 0.093 136.1)
XYZ	xyz(2.2782, 3.8105, 0.7303)
Luminance	0.0381 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 2.30

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C3F04 #27043F

analogous

#393F04 #1C3F04 #043F09

triadic

#1C3F04 #041C3F #3F041C

tetradic

#1C3F04 #04393F #27043F #3F0904

square

#1C3F04 #04393F #27043F #3F0904

split-complementary

#1C3F04 #09043F #3F0439

monochromatic

#0D1D02 #0D1D02 #1C3F04 #367908 #4FB20B

Accessibility & contrast

On white

11.92

#1C3F04 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#1C3F04 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3F04

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C3F04	#FFFFFF	#000000	##FFFFFF
##1C3F04	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423900

Deuteranopia (green-blind)

#3D360A

Tritanopia (blue-blind)

#1A3C34

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1c3f04;
/* rgb */ color: rgb(28, 63, 4);
/* oklch */ color: oklch(32.9% 0.093 136.1);

Tailwind

colors: {
  custom: {
    50: '#5d744a',
    500: '#1c3f04',
    950: '#000000',
  },
}

SCSS

$custom: #1c3f04;
$custom-light: #5d744a;
$custom-dark: #000000;

JSON

{
  "hex": "#1c3f04",
  "rgb": {
    "r": 28,
    "g": 63,
    "b": 4
  },
  "hsl": {
    "h": 95.593,
    "s": 88.06,
    "l": 13.137
  },
  "oklch": {
    "l": 0.32853,
    "c": 0.09338,
    "h": 136.1
  },
  "luminance": 0.03811
}

Semantic roles & 50–950 ramp

primary

#1C3F04

secondary

#591E80

accent

#2AFEA8

background

#F5F7F4

surface

#E9EDE7

border

#C5C8C3

text

#040801

muted

#797B77

Preview Lab

Preview with #1C3F04

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

Preview Lab → · Contrast checker → · Palette generator →