#1B9B3A#1B9B3A

#1B9B3A is a mid, vivid green. Relative luminance 0.240; OKLCH L 60.4% C 0.173 H 146.4°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#1B9B3A
RGB	rgb(27, 155, 58)
HSL	hsl(135, 70%, 36%)
HSV	hsv(135, 83%, 61%)
CMYK	cmyk(82.6%, 0%, 62.6%, 39.2%)
CIE-LAB	lab(56.07, -53.44, 40.67)
CIE-LCH	lch(56.07, 67.16, 142.73°)
OKLab	oklab(60.36% -0.1438 0.0954)
OKLCH	oklch(60.36% 0.173 146.4)
XYZ	xyz(12.9361, 23.9796, 7.9489)
Luminance	0.2398 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9B3A #9B1B7C

analogous

#3C9B1B #1B9B3A #1B9B7A

triadic

#1B9B3A #3A1B9B #9B3A1B

tetradic

#1B9B3A #1B3C9B #9B1B7C #9B7A1B

square

#1B9B3A #1B3C9B #9B1B7C #9B7A1B

split-complementary

#1B9B3A #7A1B9B #9B1B3C

monochromatic

#093313 #126726 #1B9B3A #24CF4E #50E073

Accessibility & contrast

On white

3.62

#1B9B3A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.80

#1B9B3A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9B3A

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9B3A	#FFFFFF	#000000	##000000
##1B9B3A	1.00	3.62	5.80	5.80
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.80	21.00	1.00	1.00
##000000	5.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9D8C2F

Deuteranopia (green-blind)

#8F8342

Tritanopia (blue-blind)

#009786

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #1b9b3a;
/* rgb */ color: rgb(27, 155, 58);
/* oklch */ color: oklch(60.4% 0.173 146.4);

Tailwind

colors: {
  custom: {
    50: '#70ba74',
    500: '#1b9b3a',
    950: '#000000',
  },
}

SCSS

$custom: #1b9b3a;
$custom-light: #70ba74;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9b3a",
  "rgb": {
    "r": 27,
    "g": 155,
    "b": 58
  },
  "hsl": {
    "h": 134.531,
    "s": 70.33,
    "l": 35.686
  },
  "oklch": {
    "l": 0.6036,
    "c": 0.17257,
    "h": 146.4
  },
  "luminance": 0.23981
}

Semantic roles & 50–950 ramp

primary

#1B9B3A

secondary

#C34FA7

accent

#3BC2ED

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091208

muted

#7B817B

Preview Lab

Preview with #1B9B3A

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

Preview Lab → · Contrast checker → · Palette generator →