#1B971B#1B971B

#1B971B is a mid, vivid green. Relative luminance 0.224; OKLCH L 59.0% C 0.188 H 142.7°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#1B971B
RGB	rgb(27, 151, 27)
HSL	hsl(120, 70%, 35%)
HSV	hsv(120, 82%, 59%)
CMYK	cmyk(82.1%, 0%, 82.1%, 40.8%)
CIE-LAB	lab(54.49, -55.02, 51.13)
CIE-LCH	lch(54.49, 75.11, 137.10°)
OKLab	oklab(58.98% -0.1493 0.1136)
OKLCH	oklch(58.98% 0.188 142.7)
XYZ	xyz(11.7157, 22.4439, 4.7514)
Luminance	0.2245 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B971B #971B97

analogous

#59971B #1B971B #1B9759

triadic

#1B971B #1B1B97 #971B1B

tetradic

#1B971B #1B5997 #971B97 #97591B

square

#1B971B #1B5997 #971B97 #97591B

split-complementary

#1B971B #591B97 #971B59

monochromatic

#082F08 #126312 #1B971B #24CB24 #4DDF4D

Accessibility & contrast

On white

3.83

#1B971B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#1B971B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B971B

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B971B	#FFFFFF	#000000	##000000
##1B971B	1.00	3.83	5.49	5.49
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9A8800

Deuteranopia (green-blind)

#8D7F2B

Tritanopia (blue-blind)

#009280

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #1b971b;
/* rgb */ color: rgb(27, 151, 27);
/* oklch */ color: oklch(59.0% 0.188 142.7);

Tailwind

colors: {
  custom: {
    50: '#71b763',
    500: '#1b971b',
    950: '#000000',
  },
}

SCSS

$custom: #1b971b;
$custom-light: #71b763;
$custom-dark: #000000;

JSON

{
  "hex": "#1b971b",
  "rgb": {
    "r": 27,
    "g": 151,
    "b": 27
  },
  "hsl": {
    "h": 120,
    "s": 69.663,
    "l": 34.902
  },
  "oklch": {
    "l": 0.58978,
    "c": 0.18766,
    "h": 142.7
  },
  "luminance": 0.22445
}

Semantic roles & 50–950 ramp

primary

#1B971B

secondary

#C14CC1

accent

#3BECEC

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091106

muted

#7B807A

Preview Lab

Preview with #1B971B

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

Preview Lab → · Contrast checker → · Palette generator →