#1B661D#1B661D

#1B661D is a dark, vivid green. Relative luminance 0.098; OKLCH L 44.9% C 0.129 H 143.4°. Best body text is #FFFFFF at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#1B661D
RGB	rgb(27, 102, 29)
HSL	hsl(122, 58%, 25%)
HSV	hsv(122, 74%, 40%)
CMYK	cmyk(73.5%, 0%, 71.6%, 60%)
CIE-LAB	lab(37.52, -38.20, 33.44)
CIE-LCH	lch(37.52, 50.77, 138.80°)
OKLab	oklab(44.88% -0.1036 0.077)
OKLCH	oklch(44.88% 0.129 143.4)
XYZ	xyz(5.4248, 9.8239, 2.7725)
Luminance	0.0982 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B661D #661B64

analogous

#3E661B #1B661D #1B6642

triadic

#1B661D #1D1B66 #661D1B

tetradic

#1B661D #1B3E66 #661B64 #66421B

square

#1B661D #1B3E66 #661B64 #66421B

split-complementary

#1B661D #421B66 #661B3E

monochromatic

#061807 #0E360F #1B661D #28962B #35C739

Accessibility & contrast

On white

7.08

#1B661D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#1B661D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B661D

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B661D	#FFFFFF	#000000	##FFFFFF
##1B661D	1.00	7.08	2.96	7.08
#FFFFFF	7.08	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#685C13

Deuteranopia (green-blind)

#5F5624

Tritanopia (blue-blind)

#056357

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #1b661d;
/* rgb */ color: rgb(27, 102, 29);
/* oklch */ color: oklch(44.9% 0.129 143.4);

Tailwind

colors: {
  custom: {
    50: '#64925d',
    500: '#1b661d',
    950: '#000000',
  },
}

SCSS

$custom: #1b661d;
$custom-light: #64925d;
$custom-dark: #000000;

JSON

{
  "hex": "#1b661d",
  "rgb": {
    "r": 27,
    "g": 102,
    "b": 29
  },
  "hsl": {
    "h": 121.6,
    "s": 58.14,
    "l": 25.294
  },
  "oklch": {
    "l": 0.4488,
    "c": 0.12907,
    "h": 143.4
  },
  "luminance": 0.09824
}

Semantic roles & 50–950 ramp

primary

#1B661D

secondary

#9B4199

accent

#46DDE1

background

#F6F9F5

surface

#EBF1E9

border

#C6CBC5

text

#060D04

muted

#7A7E79

Preview Lab

Preview with #1B661D

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

Preview Lab → · Contrast checker → · Palette generator →