#1B9B39#1B9B39

#1B9B39 is a mid, vivid green. Relative luminance 0.240; OKLCH L 60.3% C 0.173 H 146.2°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#1B9B39
RGB	rgb(27, 155, 57)
HSL	hsl(134, 70%, 36%)
HSV	hsv(134, 83%, 61%)
CMYK	cmyk(82.6%, 0%, 63.2%, 39.2%)
CIE-LAB	lab(56.06, -53.57, 41.12)
CIE-LCH	lch(56.06, 67.53, 142.49°)
OKLab	oklab(60.35% -0.1441 0.0963)
OKLCH	oklch(60.35% 0.173 146.2)
XYZ	xyz(12.9109, 23.9695, 7.8162)
Luminance	0.2397 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9B39 #9B1B7D

analogous

#3D9B1B #1B9B39 #1B9B79

triadic

#1B9B39 #391B9B #9B391B

tetradic

#1B9B39 #1B3D9B #9B1B7D #9B791B

square

#1B9B39 #1B3D9B #9B1B7D #9B791B

split-complementary

#1B9B39 #791B9B #9B1B3D

monochromatic

#093313 #126726 #1B9B39 #24CF4C #50E072

Accessibility & contrast

On white

3.62

#1B9B39 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#1B9B39 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9B39

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9B39	#FFFFFF	#000000	##000000
##1B9B39	1.00	3.62	5.79	5.79
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.79	21.00	1.00	1.00
##000000	5.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9D8C2E

Deuteranopia (green-blind)

#908341

Tritanopia (blue-blind)

#009786

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #1b9b39;
/* rgb */ color: rgb(27, 155, 57);
/* oklch */ color: oklch(60.3% 0.173 146.2);

Tailwind

colors: {
  custom: {
    50: '#70ba73',
    500: '#1b9b39',
    950: '#000000',
  },
}

SCSS

$custom: #1b9b39;
$custom-light: #70ba73;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9b39",
  "rgb": {
    "r": 27,
    "g": 155,
    "b": 57
  },
  "hsl": {
    "h": 134.063,
    "s": 70.33,
    "l": 35.686
  },
  "oklch": {
    "l": 0.60348,
    "c": 0.17335,
    "h": 146.2
  },
  "luminance": 0.23971
}

Semantic roles & 50–950 ramp

primary

#1B9B39

secondary

#C34FA8

accent

#3BC3ED

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091208

muted

#7B817B

Preview Lab

Preview with #1B9B39

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

Preview Lab → · Contrast checker → · Palette generator →