#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
RGB	rgb(28, 57, 3)
HSL	hsl(92, 90%, 12%)
HSV	hsv(92, 95%, 22%)
CMYK	cmyk(50.9%, 0%, 94.7%, 77.6%)
CIE-LAB	lab(20.75, -21.33, 27.24)
CIE-LCH	lch(20.75, 34.60, 128.06°)
OKLab	oklab(30.97% -0.06 0.0613)
OKLCH	oklch(30.97% 0.086 134.4)
XYZ	xyz(1.9584, 3.1796, 0.5967)
Luminance	0.0318 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Dark Green

#033500

ΔE00 4.04

Hunter Green (survey)

Forest Green (survey)

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
##1C3903	1.00	12.84	1.64	12.84
#FFFFFF	12.84	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.84	1.00	21.00	1.00

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 →