#1B9528#1B9528

#1B9528 is a mid, vivid green. Relative luminance 0.219; OKLCH L 58.5% C 0.178 H 144.0°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#1B9528
RGB	rgb(27, 149, 40)
HSL	hsl(126, 69%, 35%)
HSV	hsv(126, 82%, 58%)
CMYK	cmyk(81.9%, 0%, 73.2%, 41.6%)
CIE-LAB	lab(53.90, -53.41, 46.05)
CIE-LCH	lch(53.90, 70.52, 139.23°)
OKLab	oklab(58.51% -0.1444 0.1048)
OKLCH	oklch(58.51% 0.178 144)
XYZ	xyz(11.5817, 21.8797, 5.6199)
Luminance	0.2188 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9528 #951B88

analogous

#4B951B #1B9528 #1B9565

triadic

#1B9528 #281B95 #95281B

tetradic

#1B9528 #1B4B95 #951B88 #95651B

square

#1B9528 #1B4B95 #951B88 #95651B

split-complementary

#1B9528 #651B95 #951B4B

monochromatic

#082D0C #12611A #1B9528 #24C936 #4CDF5B

Accessibility & contrast

On white

3.91

#1B9528 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.38

#1B9528 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9528

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9528	#FFFFFF	#000000	##000000
##1B9528	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)

#988616

Deuteranopia (green-blind)

#8B7D33

Tritanopia (blue-blind)

#009180

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #1b9528;
/* rgb */ color: rgb(27, 149, 40);
/* oklch */ color: oklch(58.5% 0.178 144.0);

Tailwind

colors: {
  custom: {
    50: '#70b569',
    500: '#1b9528',
    950: '#000000',
  },
}

SCSS

$custom: #1b9528;
$custom-light: #70b569;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9528",
  "rgb": {
    "r": 27,
    "g": 149,
    "b": 40
  },
  "hsl": {
    "h": 126.393,
    "s": 69.318,
    "l": 34.51
  },
  "oklch": {
    "l": 0.58507,
    "c": 0.17842,
    "h": 144
  },
  "luminance": 0.21881
}

Semantic roles & 50–950 ramp

primary

#1B9528

secondary

#C14BB4

accent

#3CD9EC

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091107

muted

#7B807A

Preview Lab

Preview with #1B9528

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

Preview Lab → · Contrast checker → · Palette generator →