#1B3A06#1B3A06

#1B3A06 is a dark, moderate yellow-green. Relative luminance 0.033; OKLCH L 31.3% C 0.085 H 135.8°. Best body text is #FFFFFF at 12.69:1 contrast (WCAG AA passes).

Color values

HEX	#1B3A06
RGB	rgb(27, 58, 6)
HSL	hsl(96, 81%, 13%)
HSV	hsv(96, 90%, 23%)
CMYK	cmyk(53.4%, 0%, 89.7%, 77.3%)
CIE-LAB	lab(21.10, -21.93, 26.39)
CIE-LCH	lch(21.10, 34.32, 129.73°)
OKLab	oklab(31.26% -0.0612 0.0595)
OKLCH	oklch(31.26% 0.085 135.8)
XYZ	xyz(1.9979, 3.2721, 0.6986)
Luminance	0.0327 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B3A06 #25063A

analogous

#353A06 #1B3A06 #063A0B

triadic

#1B3A06 #061B3A #3A061B

tetradic

#1B3A06 #06353A #25063A #3A0B06

square

#1B3A06 #06353A #25063A #3A0B06

split-complementary

#1B3A06 #0B063A #3A0635

monochromatic

#0D1C03 #0D1C03 #1B3A06 #35710C #4FA911

Accessibility & contrast

On white

12.69

#1B3A06 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#1B3A06 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B3A06

12.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B3A06	#FFFFFF	#000000	##FFFFFF
##1B3A06	1.00	12.69	1.65	12.69
#FFFFFF	12.69	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3400

Deuteranopia (green-blind)

#38320B

Tritanopia (blue-blind)

#1A3730

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1b3a06;
/* rgb */ color: rgb(27, 58, 6);
/* oklch */ color: oklch(31.3% 0.085 135.8);

Tailwind

colors: {
  custom: {
    50: '#5b704b',
    500: '#1b3a06',
    950: '#000000',
  },
}

SCSS

$custom: #1b3a06;
$custom-light: #5b704b;
$custom-dark: #000000;

JSON

{
  "hex": "#1b3a06",
  "rgb": {
    "r": 27,
    "g": 58,
    "b": 6
  },
  "hsl": {
    "h": 95.769,
    "s": 81.25,
    "l": 12.549
  },
  "oklch": {
    "l": 0.31255,
    "c": 0.08535,
    "h": 135.8
  },
  "luminance": 0.03272
}

Semantic roles & 50–950 ramp

primary

#1B3A06

secondary

#56227A

accent

#30F8A7

background

#F5F6F4

surface

#E9ECE7

border

#C5C7C3

text

#040701

muted

#797A77

Preview Lab

Preview with #1B3A06

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

Preview Lab → · Contrast checker → · Palette generator →