#1B9437#1B9437

#1B9437 is a mid, vivid green. Relative luminance 0.217; OKLCH L 58.4% C 0.166 H 146.3°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#1B9437
RGB	rgb(27, 148, 55)
HSL	hsl(134, 69%, 34%)
HSV	hsv(134, 82%, 58%)
CMYK	cmyk(81.8%, 0%, 62.8%, 42%)
CIE-LAB	lab(53.69, -51.46, 39.35)
CIE-LCH	lch(53.69, 64.78, 142.59°)
OKLab	oklab(58.38% -0.1385 0.0924)
OKLCH	oklch(58.38% 0.166 146.3)
XYZ	xyz(11.7306, 21.6872, 7.1815)
Luminance	0.2169 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9437 #941B78

analogous

#3C941B #1B9437 #1B9474

triadic

#1B9437 #371B94 #94371B

tetradic

#1B9437 #1B3C94 #941B78 #94741B

square

#1B9437 #1B3C94 #941B78 #94741B

split-complementary

#1B9437 #741B94 #941B3C

monochromatic

#082C11 #126024 #1B9437 #24C84A #4BDE6D

Accessibility & contrast

On white

3.93

#1B9437 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#1B9437 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9437

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9437	#FFFFFF	#000000	##000000
##1B9437	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96862D

Deuteranopia (green-blind)

#897D3F

Tritanopia (blue-blind)

#009080

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #1b9437;
/* rgb */ color: rgb(27, 148, 55);
/* oklch */ color: oklch(58.4% 0.166 146.3);

Tailwind

colors: {
  custom: {
    50: '#6fb571',
    500: '#1b9437',
    950: '#000000',
  },
}

SCSS

$custom: #1b9437;
$custom-light: #6fb571;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9437",
  "rgb": {
    "r": 27,
    "g": 148,
    "b": 55
  },
  "hsl": {
    "h": 133.884,
    "s": 69.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.58378,
    "c": 0.16646,
    "h": 146.3
  },
  "luminance": 0.21689
}

Semantic roles & 50–950 ramp

primary

#1B9437

secondary

#C04BA5

accent

#3CC3EC

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091108

muted

#7B807B

Preview Lab

Preview with #1B9437

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

Preview Lab → · Contrast checker → · Palette generator →