#1B5810#1B5810

#1B5810 is a dark, moderate green. Relative luminance 0.072; OKLCH L 40.6% C 0.120 H 141.0°. Best body text is #FFFFFF at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#1B5810
RGB	rgb(27, 88, 16)
HSL	hsl(111, 69%, 20%)
HSV	hsv(111, 82%, 35%)
CMYK	cmyk(69.3%, 0%, 81.8%, 65.5%)
CIE-LAB	lab(32.37, -34.06, 33.63)
CIE-LCH	lch(32.37, 47.87, 135.36°)
OKLab	oklab(40.58% -0.0931 0.0755)
OKLCH	oklch(40.58% 0.12 141)
XYZ	xyz(4.0350, 7.2495, 1.6768)
Luminance	0.0725 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5810 #4D1058

analogous

#3F5810 #1B5810 #105829

triadic

#1B5810 #101B58 #58101B

tetradic

#1B5810 #103F58 #4D1058 #582910

square

#1B5810 #103F58 #4D1058 #582910

split-complementary

#1B5810 #291058 #58103F

monochromatic

#081A05 #0B2407 #1B5810 #2B8C19 #3BC023

Accessibility & contrast

On white

8.57

#1B5810 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#1B5810 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5810

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5810	#FFFFFF	#000000	##FFFFFF
##1B5810	1.00	8.57	2.45	8.57
#FFFFFF	8.57	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A4F02

Deuteranopia (green-blind)

#534A18

Tritanopia (blue-blind)

#10554A

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1b5810;
/* rgb */ color: rgb(27, 88, 16);
/* oklch */ color: oklch(40.6% 0.120 141.0);

Tailwind

colors: {
  custom: {
    50: '#618854',
    500: '#1b5810',
    950: '#000000',
  },
}

SCSS

$custom: #1b5810;
$custom-light: #618854;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5810",
  "rgb": {
    "r": 27,
    "g": 88,
    "b": 16
  },
  "hsl": {
    "h": 110.833,
    "s": 69.231,
    "l": 20.392
  },
  "oklch": {
    "l": 0.40575,
    "c": 0.11991,
    "h": 141
  },
  "luminance": 0.0725
}

Semantic roles & 50–950 ramp

primary

#1B5810

secondary

#833291

accent

#3CECD1

background

#F6F8F5

surface

#EBF0E9

border

#C6CBC5

text

#050B03

muted

#7A7C78

Preview Lab

Preview with #1B5810

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

Preview Lab → · Contrast checker → · Palette generator →