#1B9536#1B9536

#1B9536 is a mid, vivid green. Relative luminance 0.220; OKLCH L 58.6% C 0.168 H 146.1°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#1B9536
RGB	rgb(27, 149, 54)
HSL	hsl(133, 69%, 35%)
HSV	hsv(133, 82%, 58%)
CMYK	cmyk(81.9%, 0%, 63.8%, 41.6%)
CIE-LAB	lab(54.02, -51.92, 40.19)
CIE-LCH	lch(54.02, 65.66, 142.26°)
OKLab	oklab(58.65% -0.1398 0.0941)
OKLCH	oklch(58.65% 0.168 146.1)
XYZ	xyz(11.8644, 21.9928, 7.1091)
Luminance	0.2199 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9536 #951B7A

analogous

#3D951B #1B9536 #1B9573

triadic

#1B9536 #361B95 #95361B

tetradic

#1B9536 #1B3D95 #951B7A #95731B

square

#1B9536 #1B3D95 #951B7A #95731B

split-complementary

#1B9536 #731B95 #951B3D

monochromatic

#082D10 #126123 #1B9536 #24C949 #4CDF6C

Accessibility & contrast

On white

3.89

#1B9536 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#1B9536 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9536

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9536	#FFFFFF	#000000	##000000
##1B9536	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97872B

Deuteranopia (green-blind)

#8A7E3E

Tritanopia (blue-blind)

#009181

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #1b9536;
/* rgb */ color: rgb(27, 149, 54);
/* oklch */ color: oklch(58.6% 0.168 146.1);

Tailwind

colors: {
  custom: {
    50: '#6fb571',
    500: '#1b9536',
    950: '#000000',
  },
}

SCSS

$custom: #1b9536;
$custom-light: #6fb571;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9536",
  "rgb": {
    "r": 27,
    "g": 149,
    "b": 54
  },
  "hsl": {
    "h": 133.279,
    "s": 69.318,
    "l": 34.51
  },
  "oklch": {
    "l": 0.58646,
    "c": 0.16848,
    "h": 146.1
  },
  "luminance": 0.21994
}

Semantic roles & 50–950 ramp

primary

#1B9536

secondary

#C14BA7

accent

#3CC5EC

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091108

muted

#7B807B

Preview Lab

Preview with #1B9536

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

Preview Lab → · Contrast checker → · Palette generator →