#1B9033#1B9033

#1B9033 is a mid, vivid green. Relative luminance 0.204; OKLCH L 57.2% C 0.165 H 145.8°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#1B9033
RGB	rgb(27, 144, 51)
HSL	hsl(132, 68%, 34%)
HSV	hsv(132, 81%, 56%)
CMYK	cmyk(81.3%, 0%, 64.6%, 43.5%)
CIE-LAB	lab(52.31, -50.60, 39.64)
CIE-LCH	lch(52.31, 64.27, 141.92°)
OKLab	oklab(57.21% -0.1363 0.0926)
OKLCH	oklch(57.21% 0.165 145.8)
XYZ	xyz(11.0220, 20.4172, 6.4913)
Luminance	0.2042 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9033 #901B78

analogous

#3D901B #1B9033 #1B906D

triadic

#1B9033 #331B90 #90331B

tetradic

#1B9033 #1B3D90 #901B78 #906D1B

square

#1B9033 #1B3D90 #901B78 #906D1B

split-complementary

#1B9033 #6D1B90 #901B3D

monochromatic

#08290E #115C21 #1B9033 #25C445 #49DD67

Accessibility & contrast

On white

4.13

#1B9033 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#1B9033 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9033

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9033	#FFFFFF	#000000	##000000
##1B9033	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928228

Deuteranopia (green-blind)

#86793B

Tritanopia (blue-blind)

#008C7C

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #1b9033;
/* rgb */ color: rgb(27, 144, 51);
/* oklch */ color: oklch(57.2% 0.165 145.8);

Tailwind

colors: {
  custom: {
    50: '#6eb26e',
    500: '#1b9033',
    950: '#000000',
  },
}

SCSS

$custom: #1b9033;
$custom-light: #6eb26e;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9033",
  "rgb": {
    "r": 27,
    "g": 144,
    "b": 51
  },
  "hsl": {
    "h": 132.308,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.57213,
    "c": 0.16475,
    "h": 145.8
  },
  "luminance": 0.20419
}

Semantic roles & 50–950 ramp

primary

#1B9033

secondary

#BF48A6

accent

#3DC7EB

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#081107

muted

#7B807A

Preview Lab

Preview with #1B9033

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

Preview Lab → · Contrast checker → · Palette generator →