#1B490B#1B490B

#1B490B is a dark, moderate green. Relative luminance 0.050; OKLCH L 36.0% C 0.103 H 139.2°. Best body text is #FFFFFF at 10.48:1 contrast (WCAG AA passes).

Color values

HEX	#1B490B
RGB	rgb(27, 73, 11)
HSL	hsl(105, 74%, 16%)
HSV	hsv(105, 85%, 29%)
CMYK	cmyk(63%, 0%, 84.9%, 71.4%)
CIE-LAB	lab(26.80, -28.33, 30.12)
CIE-LCH	lch(26.80, 41.35, 133.24°)
OKLab	oklab(35.96% -0.078 0.0674)
OKLCH	oklch(35.96% 0.103 139.2)
XYZ	xyz(2.8948, 5.0220, 1.1333)
Luminance	0.0502 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B490B #390B49

analogous

#3A490B #1B490B #0B491A

triadic

#1B490B #0B1B49 #490B1B

tetradic

#1B490B #0B3A49 #390B49 #491A0B

square

#1B490B #0B3A49 #390B49 #491A0B

split-complementary

#1B490B #1A0B49 #490B3A

monochromatic

#0A1B04 #0A1B04 #1B490B #2F7E13 #42B31B

Accessibility & contrast

On white

10.48

#1B490B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#1B490B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B490B

10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B490B	#FFFFFF	#000000	##FFFFFF
##1B490B	1.00	10.48	2.00	10.48
#FFFFFF	10.48	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4201

Deuteranopia (green-blind)

#463E12

Tritanopia (blue-blind)

#16463D

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1b490b;
/* rgb */ color: rgb(27, 73, 11);
/* oklch */ color: oklch(36.0% 0.103 139.2);

Tailwind

colors: {
  custom: {
    50: '#5e7c4f',
    500: '#1b490b',
    950: '#000000',
  },
}

SCSS

$custom: #1b490b;
$custom-light: #5e7c4f;
$custom-dark: #000000;

JSON

{
  "hex": "#1b490b",
  "rgb": {
    "r": 27,
    "g": 73,
    "b": 11
  },
  "hsl": {
    "h": 104.516,
    "s": 73.81,
    "l": 16.471
  },
  "oklch": {
    "l": 0.35958,
    "c": 0.10307,
    "h": 139.2
  },
  "luminance": 0.05022
}

Semantic roles & 50–950 ramp

primary

#1B490B

secondary

#6E2A85

accent

#37F0C1

background

#F5F7F4

surface

#E9EEE7

border

#C5C9C3

text

#050902

muted

#797B78

Preview Lab

Preview with #1B490B

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

Preview Lab → · Contrast checker → · Palette generator →