#1B440F#1B440F

#1B440F is a dark, moderate green. Relative luminance 0.044; OKLCH L 34.4% C 0.093 H 139.5°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#1B440F
RGB	rgb(27, 68, 15)
HSL	hsl(106, 64%, 16%)
HSV	hsv(106, 78%, 27%)
CMYK	cmyk(60.3%, 0%, 77.9%, 73.3%)
CIE-LAB	lab(24.96, -25.78, 26.56)
CIE-LCH	lch(24.96, 37.01, 134.15°)
OKLab	oklab(34.45% -0.0709 0.0606)
OKLCH	oklch(34.45% 0.093 139.5)
XYZ	xyz(2.6052, 4.4015, 1.1641)
Luminance	0.0440 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Forrest Green

#154406

ΔE00 1.59

Hunter Green (survey)

#0B4008

ΔE00 2.11

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B440F #380F44

analogous

#36440F #1B440F #0F441E

triadic

#1B440F #0F1B44 #440F1B

tetradic

#1B440F #0F3644 #380F44 #441E0F

square

#1B440F #0F3644 #380F44 #441E0F

split-complementary

#1B440F #1E0F44 #440F36

monochromatic

#0A1906 #0A1906 #1B440F #2F761A #43A825

Accessibility & contrast

On white

11.17

#1B440F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#1B440F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B440F

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B440F	#FFFFFF	#000000	##FFFFFF
##1B440F	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463D07

Deuteranopia (green-blind)

#413A14

Tritanopia (blue-blind)

#174139

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1b440f;
/* rgb */ color: rgb(27, 68, 15);
/* oklch */ color: oklch(34.4% 0.093 139.5);

Tailwind

colors: {
  custom: {
    50: '#5d7851',
    500: '#1b440f',
    950: '#000000',
  },
}

SCSS

$custom: #1b440f;
$custom-light: #5d7851;
$custom-dark: #000000;

JSON

{
  "hex": "#1b440f",
  "rgb": {
    "r": 27,
    "g": 68,
    "b": 15
  },
  "hsl": {
    "h": 106.415,
    "s": 63.855,
    "l": 16.275
  },
  "oklch": {
    "l": 0.3445,
    "c": 0.09322,
    "h": 139.5
  },
  "luminance": 0.04402
}

Semantic roles & 50–950 ramp

primary

#1B440F

secondary

#6D307E

accent

#41E7C1

background

#F5F7F4

surface

#E9EDE7

border

#C5C8C3

text

#040902

muted

#797B78

Preview Lab

Preview with #1B440F

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

Preview Lab → · Contrast checker → · Palette generator →