#133F1B#133F1B

#133F1B is a dark, moderate green. Relative luminance 0.038; OKLCH L 32.7% C 0.078 H 147.0°. Best body text is #FFFFFF at 11.97:1 contrast (WCAG AA passes).

Color values

HEX	#133F1B
RGB	rgb(19, 63, 27)
HSL	hsl(131, 54%, 16%)
HSV	hsv(131, 70%, 25%)
CMYK	cmyk(69.8%, 0%, 57.1%, 75.3%)
CIE-LAB	lab(22.90, -24.26, 17.62)
CIE-LCH	lch(22.90, 29.98, 144.01°)
OKLab	oklab(32.72% -0.0656 0.0426)
OKLCH	oklch(32.72% 0.078 147)
XYZ	xyz(2.2437, 3.7724, 1.6466)
Luminance	0.0377 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 5.54

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133F1B #3F1337

analogous

#213F13 #133F1B #133F31

triadic

#133F1B #1B133F #3F1B13

tetradic

#133F1B #13213F #3F1337 #3F3113

square

#133F1B #13213F #3F1337 #3F3113

split-complementary

#133F1B #31133F #3F1321

monochromatic

#07180A #07180A #133F1B #216E2F #2F9D43

Accessibility & contrast

On white

11.97

#133F1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#133F1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133F1B

11.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133F1B	#FFFFFF	#000000	##FFFFFF
##133F1B	1.00	11.97	1.75	11.97
#FFFFFF	11.97	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403918

Deuteranopia (green-blind)

#3A351E

Tritanopia (blue-blind)

#083D37

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #133f1b;
/* rgb */ color: rgb(19, 63, 27);
/* oklch */ color: oklch(32.7% 0.078 147.0);

Tailwind

colors: {
  custom: {
    50: '#577458',
    500: '#133f1b',
    950: '#000000',
  },
}

SCSS

$custom: #133f1b;
$custom-light: #577458;
$custom-dark: #000000;

JSON

{
  "hex": "#133f1b",
  "rgb": {
    "r": 19,
    "g": 63,
    "b": 27
  },
  "hsl": {
    "h": 130.909,
    "s": 53.659,
    "l": 16.078
  },
  "oklch": {
    "l": 0.32719,
    "c": 0.07822,
    "h": 147
  },
  "luminance": 0.03773
}

Semantic roles & 50–950 ramp

primary

#133F1B

secondary

#78366C

accent

#4BC2DD

background

#F5F7F5

surface

#E9EDE9

border

#C5C8C5

text

#030803

muted

#787B78

Preview Lab

Preview with #133F1B

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

Preview Lab → · Contrast checker → · Palette generator →