#1B9529#1B9529

#1B9529 is a mid, vivid green. Relative luminance 0.219; OKLCH L 58.5% C 0.178 H 144.1°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#1B9529
RGB	rgb(27, 149, 41)
HSL	hsl(127, 69%, 35%)
HSV	hsv(127, 82%, 58%)
CMYK	cmyk(81.9%, 0%, 72.5%, 41.6%)
CIE-LAB	lab(53.91, -53.31, 45.66)
CIE-LCH	lch(53.91, 70.20, 139.42°)
OKLab	oklab(58.52% -0.1441 0.1041)
OKLCH	oklch(58.52% 0.178 144.1)
XYZ	xyz(11.5989, 21.8866, 5.7106)
Luminance	0.2189 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9529 #951B87

analogous

#4A951B #1B9529 #1B9566

triadic

#1B9529 #291B95 #95291B

tetradic

#1B9529 #1B4A95 #951B87 #95661B

square

#1B9529 #1B4A95 #951B87 #95661B

split-complementary

#1B9529 #661B95 #951B4A

monochromatic

#082D0C #12611B #1B9529 #24C937 #4CDF5D

Accessibility & contrast

On white

3.91

#1B9529 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.38

#1B9529 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9529

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9529	#FFFFFF	#000000	##000000
##1B9529	1.00	3.91	5.38	5.38
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.38	21.00	1.00	1.00
##000000	5.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#988617

Deuteranopia (green-blind)

#8B7D34

Tritanopia (blue-blind)

#009180

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #1b9529;
/* rgb */ color: rgb(27, 149, 41);
/* oklch */ color: oklch(58.5% 0.178 144.1);

Tailwind

colors: {
  custom: {
    50: '#6fb569',
    500: '#1b9529',
    950: '#000000',
  },
}

SCSS

$custom: #1b9529;
$custom-light: #6fb569;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9529",
  "rgb": {
    "r": 27,
    "g": 149,
    "b": 41
  },
  "hsl": {
    "h": 126.885,
    "s": 69.318,
    "l": 34.51
  },
  "oklch": {
    "l": 0.58516,
    "c": 0.17778,
    "h": 144.1
  },
  "luminance": 0.21888
}

Semantic roles & 50–950 ramp

primary

#1B9529

secondary

#C14BB3

accent

#3CD8EC

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091107

muted

#7B807A

Preview Lab

Preview with #1B9529

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

Preview Lab → · Contrast checker → · Palette generator →