#1B9B2E#1B9B2E

#1B9B2E is a mid, vivid green. Relative luminance 0.239; OKLCH L 60.2% C 0.181 H 144.6°. Best body text is #000000 at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#1B9B2E
RGB	rgb(27, 155, 46)
HSL	hsl(129, 70%, 36%)
HSV	hsv(129, 83%, 61%)
CMYK	cmyk(82.6%, 0%, 70.3%, 39.2%)
CIE-LAB	lab(55.96, -54.78, 45.80)
CIE-LCH	lch(55.96, 71.41, 140.10°)
OKLab	oklab(60.24% -0.1479 0.1051)
OKLCH	oklch(60.24% 0.181 144.6)
XYZ	xyz(12.6656, 23.8714, 6.5244)
Luminance	0.2387 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9B2E #9B1B88

analogous

#489B1B #1B9B2E #1B9B6E

triadic

#1B9B2E #2E1B9B #9B2E1B

tetradic

#1B9B2E #1B489B #9B1B88 #9B6E1B

square

#1B9B2E #1B489B #9B1B88 #9B6E1B

split-complementary

#1B9B2E #6E1B9B #9B1B48

monochromatic

#09330F #12671F #1B9B2E #24CF3D #50E065

Accessibility & contrast

On white

3.64

#1B9B2E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.77

#1B9B2E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9B2E

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9B2E	#FFFFFF	#000000	##000000
##1B9B2E	1.00	3.64	5.77	5.77
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.77	21.00	1.00	1.00
##000000	5.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E8C1E

Deuteranopia (green-blind)

#908239

Tritanopia (blue-blind)

#009785

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #1b9b2e;
/* rgb */ color: rgb(27, 155, 46);
/* oklch */ color: oklch(60.2% 0.181 144.6);

Tailwind

colors: {
  custom: {
    50: '#71ba6d',
    500: '#1b9b2e',
    950: '#000000',
  },
}

SCSS

$custom: #1b9b2e;
$custom-light: #71ba6d;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9b2e",
  "rgb": {
    "r": 27,
    "g": 155,
    "b": 46
  },
  "hsl": {
    "h": 128.906,
    "s": 70.33,
    "l": 35.686
  },
  "oklch": {
    "l": 0.60235,
    "c": 0.18138,
    "h": 144.6
  },
  "luminance": 0.23873
}

Semantic roles & 50–950 ramp

primary

#1B9B2E

secondary

#C34FB2

accent

#3BD3ED

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#091207

muted

#7B817A

Preview Lab

Preview with #1B9B2E

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

Preview Lab → · Contrast checker → · Palette generator →