#1B9640#1B9640

#1B9640 is a mid, vivid green. Relative luminance 0.224; OKLCH L 59.1% C 0.161 H 148.0°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#1B9640
RGB	rgb(27, 150, 64)
HSL	hsl(138, 69%, 35%)
HSV	hsv(138, 82%, 59%)
CMYK	cmyk(82%, 0%, 57.3%, 41.2%)
CIE-LAB	lab(54.46, -50.94, 35.92)
CIE-LCH	lch(54.46, 62.33, 144.81°)
OKLab	oklab(59.05% -0.1368 0.0857)
OKLCH	oklch(59.05% 0.161 148)
XYZ	xyz(12.2828, 22.4144, 8.5286)
Luminance	0.2242 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9640 #961B71

analogous

#33961B #1B9640 #1B967E

triadic

#1B9640 #401B96 #96401B

tetradic

#1B9640 #1B3396 #961B71 #967E1B

square

#1B9640 #1B3396 #961B71 #967E1B

split-complementary

#1B9640 #7E1B96 #961B33

monochromatic

#082E14 #12622A #1B9640 #24CA56 #4DDF79

Accessibility & contrast

On white

3.83

#1B9640 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#1B9640 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9640

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9640	#FFFFFF	#000000	##000000
##1B9640	1.00	3.83	5.48	5.48
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.48	21.00	1.00	1.00
##000000	5.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#988838

Deuteranopia (green-blind)

#8A7F47

Tritanopia (blue-blind)

#009383

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #1b9640;
/* rgb */ color: rgb(27, 150, 64);
/* oklch */ color: oklch(59.1% 0.161 148.0);

Tailwind

colors: {
  custom: {
    50: '#6fb677',
    500: '#1b9640',
    950: '#000000',
  },
}

SCSS

$custom: #1b9640;
$custom-light: #6fb677;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9640",
  "rgb": {
    "r": 27,
    "g": 150,
    "b": 64
  },
  "hsl": {
    "h": 138.049,
    "s": 69.492,
    "l": 34.706
  },
  "oklch": {
    "l": 0.5905,
    "c": 0.16142,
    "h": 148
  },
  "luminance": 0.22416
}

Semantic roles & 50–950 ramp

primary

#1B9640

secondary

#C14C9E

accent

#3BB7EC

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091109

muted

#7B807B

Preview Lab

Preview with #1B9640

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

Preview Lab → · Contrast checker → · Palette generator →