#1F663D#1F663D

#1F663D is a mid, moderate green. Relative luminance 0.101; OKLCH L 45.5% C 0.097 H 154.1°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#1F663D
RGB	rgb(31, 102, 61)
HSL	hsl(145, 53%, 26%)
HSV	hsv(145, 70%, 40%)
CMYK	cmyk(69.6%, 0%, 40.2%, 60%)
CIE-LAB	lab(38.08, -32.26, 16.94)
CIE-LCH	lch(38.08, 36.44, 152.30°)
OKLab	oklab(45.51% -0.0873 0.0423)
OKLCH	oklch(45.51% 0.097 154.1)
XYZ	xyz(6.1582, 10.1303, 6.0448)
Luminance	0.1013 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F663D #661F48

analogous

#24661F #1F663D #1F6660

triadic

#1F663D #3D1F66 #663D1F

tetradic

#1F663D #1F2466 #661F48 #66601F

square

#1F663D #1F2466 #661F48 #66601F

split-complementary

#1F663D #601F66 #661F24

monochromatic

#07170E #113721 #1F663D #2D9559 #3CC475

Accessibility & contrast

On white

6.94

#1F663D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#1F663D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F663D

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F663D	#FFFFFF	#000000	##FFFFFF
##1F663D	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665D3A

Deuteranopia (green-blind)

#5D5740

Tritanopia (blue-blind)

#00655C

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #1f663d;
/* rgb */ color: rgb(31, 102, 61);
/* oklch */ color: oklch(45.5% 0.097 154.1);

Tailwind

colors: {
  custom: {
    50: '#649273',
    500: '#1f663d',
    950: '#000000',
  },
}

SCSS

$custom: #1f663d;
$custom-light: #649273;
$custom-dark: #000000;

JSON

{
  "hex": "#1f663d",
  "rgb": {
    "r": 31,
    "g": 102,
    "b": 61
  },
  "hsl": {
    "h": 145.352,
    "s": 53.383,
    "l": 26.078
  },
  "oklch": {
    "l": 0.4551,
    "c": 0.09698,
    "h": 154.1
  },
  "luminance": 0.10131
}

Semantic roles & 50–950 ramp

primary

#1F663D

secondary

#9A4677

accent

#4B9FDD

background

#F6F9F6

surface

#EBF1EC

border

#C6CBC7

text

#060D08

muted

#7A7E7B

Preview Lab

Preview with #1F663D

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

Preview Lab → · Contrast checker → · Palette generator →