#1B9741#1B9741

#1B9741 is a mid, vivid green. Relative luminance 0.227; OKLCH L 59.3% C 0.162 H 148.1°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#1B9741
RGB	rgb(27, 151, 65)
HSL	hsl(138, 70%, 35%)
HSV	hsv(138, 82%, 59%)
CMYK	cmyk(82.1%, 0%, 57%, 40.8%)
CIE-LAB	lab(54.81, -51.14, 35.83)
CIE-LCH	lch(54.81, 62.44, 144.98°)
OKLab	oklab(59.34% -0.1373 0.0855)
OKLCH	oklch(59.34% 0.162 148.1)
XYZ	xyz(12.4717, 22.7464, 8.7332)
Luminance	0.2275 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9741 #971B71

analogous

#33971B #1B9741 #1B977F

triadic

#1B9741 #411B97 #97411B

tetradic

#1B9741 #1B3397 #971B71 #977F1B

square

#1B9741 #1B3397 #971B71 #977F1B

split-complementary

#1B9741 #7F1B97 #971B33

monochromatic

#082F14 #12632B #1B9741 #24CB57 #4DDF7A

Accessibility & contrast

On white

3.78

#1B9741 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#1B9741 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9741

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9741	#FFFFFF	#000000	##000000
##1B9741	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#998939

Deuteranopia (green-blind)

#8B7F48

Tritanopia (blue-blind)

#009484

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #1b9741;
/* rgb */ color: rgb(27, 151, 65);
/* oklch */ color: oklch(59.3% 0.162 148.1);

Tailwind

colors: {
  custom: {
    50: '#6fb778',
    500: '#1b9741',
    950: '#000000',
  },
}

SCSS

$custom: #1b9741;
$custom-light: #6fb778;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9741",
  "rgb": {
    "r": 27,
    "g": 151,
    "b": 65
  },
  "hsl": {
    "h": 138.387,
    "s": 69.663,
    "l": 34.902
  },
  "oklch": {
    "l": 0.59341,
    "c": 0.16181,
    "h": 148.1
  },
  "luminance": 0.22748
}

Semantic roles & 50–950 ramp

primary

#1B9741

secondary

#C14C9E

accent

#3BB6EC

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091109

muted

#7B807B

Preview Lab

Preview with #1B9741

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

Preview Lab → · Contrast checker → · Palette generator →