#1B7311#1B7311

#1B7311 is a mid, vivid green. Relative luminance 0.125; OKLCH L 48.6% C 0.152 H 141.8°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#1B7311
RGB	rgb(27, 115, 17)
HSL	hsl(114, 74%, 26%)
HSV	hsv(114, 85%, 45%)
CMYK	cmyk(76.5%, 0%, 85.2%, 54.9%)
CIE-LAB	lab(42.05, -43.85, 42.52)
CIE-LCH	lch(42.05, 61.08, 135.88°)
OKLab	oklab(48.61% -0.1195 0.0942)
OKLCH	oklch(48.61% 0.152 141.8)
XYZ	xyz(6.6835, 12.5342, 2.5973)
Luminance	0.1253 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7311 #691173

analogous

#4C7311 #1B7311 #117338

triadic

#1B7311 #111B73 #73111B

tetradic

#1B7311 #114C73 #691173 #733811

square

#1B7311 #114C73 #691173 #733811

split-complementary

#1B7311 #381173 #73114C

monochromatic

#061B04 #0E3E09 #1B7311 #28A819 #34DE21

Accessibility & contrast

On white

5.99

#1B7311 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#1B7311 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7311

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7311	#FFFFFF	#000000	##FFFFFF
##1B7311	1.00	5.99	3.51	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#766700

Deuteranopia (green-blind)

#6C611E

Tritanopia (blue-blind)

#006F61

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #1b7311;
/* rgb */ color: rgb(27, 115, 17);
/* oklch */ color: oklch(48.6% 0.152 141.8);

Tailwind

colors: {
  custom: {
    50: '#689c59',
    500: '#1b7311',
    950: '#000000',
  },
}

SCSS

$custom: #1b7311;
$custom-light: #689c59;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7311",
  "rgb": {
    "r": 27,
    "g": 115,
    "b": 17
  },
  "hsl": {
    "h": 113.878,
    "s": 74.242,
    "l": 25.882
  },
  "oklch": {
    "l": 0.48613,
    "c": 0.15219,
    "h": 141.8
  },
  "luminance": 0.12535
}

Semantic roles & 50–950 ramp

primary

#1B7311

secondary

#9E36AA

accent

#37F1DE

background

#F6F9F5

surface

#ECF2E9

border

#C7CCC5

text

#070E04

muted

#7A7E79

Preview Lab

Preview with #1B7311

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

Preview Lab → · Contrast checker → · Palette generator →