#1B3203#1B3203

#1B3203 is a dark, moderate yellow-green. Relative luminance 0.025; OKLCH L 28.7% C 0.076 H 132.6°. Best body text is #FFFFFF at 13.96:1 contrast (WCAG AA passes).

Color values

HEX	#1B3203
RGB	rgb(27, 50, 3)
HSL	hsl(89, 89%, 10%)
HSV	hsv(89, 94%, 20%)
CMYK	cmyk(46%, 0%, 94%, 80.4%)
CIE-LAB	lab(18.01, -18.22, 24.08)
CIE-LCH	lch(18.01, 30.19, 127.12°)
OKLab	oklab(28.71% -0.0516 0.0562)
OKLCH	oklch(28.71% 0.076 132.6)
XYZ	xyz(1.6090, 2.5207, 0.4879)
Luminance	0.0252 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B3203 #1A0332

analogous

#323103 #1B3203 #033203

triadic

#1B3203 #031B32 #32031B

tetradic

#1B3203 #033231 #1A0332 #320303

square

#1B3203 #033231 #1A0332 #320303

split-complementary

#1B3203 #030332 #310332

monochromatic

#101D02 #101D02 #1B3203 #3A6C06 #59A50A

Accessibility & contrast

On white

13.96

#1B3203 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#1B3203 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B3203

13.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B3203	#FFFFFF	#000000	##FFFFFF
##1B3203	1.00	13.96	1.50	13.96
#FFFFFF	13.96	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#352D00

Deuteranopia (green-blind)

#312B07

Tritanopia (blue-blind)

#1B2F29

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1b3203;
/* rgb */ color: rgb(27, 50, 3);
/* oklch */ color: oklch(28.7% 0.076 132.6);

Tailwind

colors: {
  custom: {
    50: '#5a6a48',
    500: '#1b3203',
    950: '#000000',
  },
}

SCSS

$custom: #1b3203;
$custom-light: #5a6a48;
$custom-dark: #000000;

JSON

{
  "hex": "#1b3203",
  "rgb": {
    "r": 27,
    "g": 50,
    "b": 3
  },
  "hsl": {
    "h": 89.362,
    "s": 88.679,
    "l": 10.392
  },
  "oklch": {
    "l": 0.28712,
    "c": 0.07627,
    "h": 132.6
  },
  "luminance": 0.02521
}

Semantic roles & 50–950 ramp

primary

#1B3203

secondary

#471B75

accent

#29FF92

background

#F5F6F4

surface

#E9EBE6

border

#C5C6C2

text

#040600

muted

#797A77

Preview Lab

Preview with #1B3203

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

Preview Lab → · Contrast checker → · Palette generator →