#1B663D#1B663D

#1B663D is a mid, moderate green. Relative luminance 0.101; OKLCH L 45.4% C 0.099 H 154.8°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#1B663D
RGB	rgb(27, 102, 61)
HSL	hsl(147, 58%, 25%)
HSV	hsv(147, 74%, 40%)
CMYK	cmyk(73.5%, 0%, 40.2%, 60%)
CIE-LAB	lab(37.97, -33.05, 16.78)
CIE-LCH	lch(37.97, 37.07, 153.08°)
OKLab	oklab(45.39% -0.0893 0.042)
OKLCH	oklch(45.39% 0.099 154.8)
XYZ	xyz(6.0451, 10.0720, 6.0395)
Luminance	0.1007 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B663D #661B44

analogous

#1E661B #1B663D #1B6662

triadic

#1B663D #3D1B66 #663D1B

tetradic

#1B663D #1B1E66 #661B44 #66621B

square

#1B663D #1B1E66 #661B44 #66621B

split-complementary

#1B663D #621B66 #661B1E

monochromatic

#06180E #0E3620 #1B663D #28965A #35C777

Accessibility & contrast

On white

6.97

#1B663D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#1B663D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B663D

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B663D	#FFFFFF	#000000	##FFFFFF
##1B663D	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665D3A

Deuteranopia (green-blind)

#5C5740

Tritanopia (blue-blind)

#00655C

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #1b663d;
/* rgb */ color: rgb(27, 102, 61);
/* oklch */ color: oklch(45.4% 0.099 154.8);

Tailwind

colors: {
  custom: {
    50: '#639273',
    500: '#1b663d',
    950: '#000000',
  },
}

SCSS

$custom: #1b663d;
$custom-light: #639273;
$custom-dark: #000000;

JSON

{
  "hex": "#1b663d",
  "rgb": {
    "r": 27,
    "g": 102,
    "b": 61
  },
  "hsl": {
    "h": 147.2,
    "s": 58.14,
    "l": 25.294
  },
  "oklch": {
    "l": 0.45394,
    "c": 0.09868,
    "h": 154.8
  },
  "luminance": 0.10073
}

Semantic roles & 50–950 ramp

primary

#1B663D

secondary

#9B4173

accent

#469BE1

background

#F6F9F6

surface

#EBF1EC

border

#C6CBC7

text

#060D08

muted

#7A7E7B

Preview Lab

Preview with #1B663D

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

Preview Lab → · Contrast checker → · Palette generator →