#1B663A#1B663A

#1B663A is a mid, moderate green. Relative luminance 0.100; OKLCH L 45.3% C 0.102 H 153.2°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#1B663A
RGB	rgb(27, 102, 58)
HSL	hsl(145, 58%, 25%)
HSV	hsv(145, 74%, 40%)
CMYK	cmyk(73.5%, 0%, 43.1%, 60%)
CIE-LAB	lab(37.92, -33.68, 18.47)
CIE-LCH	lch(37.92, 38.41, 151.26°)
OKLab	oklab(45.33% -0.0909 0.0459)
OKLCH	oklch(45.33% 0.102 153.2)
XYZ	xyz(5.9666, 10.0406, 5.6257)
Luminance	0.1004 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B663A #661B47

analogous

#21661B #1B663A #1B665F

triadic

#1B663A #3A1B66 #663A1B

tetradic

#1B663A #1B2166 #661B47 #665F1B

square

#1B663A #1B2166 #661B47 #665F1B

split-complementary

#1B663A #5F1B66 #661B21

monochromatic

#06180E #0E361E #1B663A #289656 #35C771

Accessibility & contrast

On white

6.98

#1B663A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#1B663A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B663A

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B663A	#FFFFFF	#000000	##FFFFFF
##1B663A	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665D37

Deuteranopia (green-blind)

#5D573D

Tritanopia (blue-blind)

#00655B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #1b663a;
/* rgb */ color: rgb(27, 102, 58);
/* oklch */ color: oklch(45.3% 0.102 153.2);

Tailwind

colors: {
  custom: {
    50: '#639270',
    500: '#1b663a',
    950: '#000000',
  },
}

SCSS

$custom: #1b663a;
$custom-light: #639270;
$custom-dark: #000000;

JSON

{
  "hex": "#1b663a",
  "rgb": {
    "r": 27,
    "g": 102,
    "b": 58
  },
  "hsl": {
    "h": 144.8,
    "s": 58.14,
    "l": 25.294
  },
  "oklch": {
    "l": 0.4533,
    "c": 0.10178,
    "h": 153.2
  },
  "luminance": 0.10041
}

Semantic roles & 50–950 ramp

primary

#1B663A

secondary

#9B4176

accent

#46A1E1

background

#F6F9F6

surface

#EBF1EC

border

#C6CBC7

text

#060D07

muted

#7A7E7A

Preview Lab

Preview with #1B663A

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

Preview Lab → · Contrast checker → · Palette generator →