#1B8931#1B8931

#1B8931 is a mid, vivid green. Relative luminance 0.183; OKLCH L 55.2% C 0.158 H 145.8°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#1B8931
RGB	rgb(27, 137, 49)
HSL	hsl(132, 67%, 32%)
HSV	hsv(132, 80%, 54%)
CMYK	cmyk(80.3%, 0%, 64.2%, 46.3%)
CIE-LAB	lab(49.91, -48.44, 37.87)
CIE-LCH	lch(49.91, 61.49, 141.99°)
OKLab	oklab(55.22% -0.1305 0.0886)
OKLCH	oklch(55.22% 0.158 145.8)
XYZ	xyz(9.9513, 18.3449, 5.9216)
Luminance	0.1835 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8931 #891B73

analogous

#3C891B #1B8931 #1B8968

triadic

#1B8931 #311B89 #89311B

tetradic

#1B8931 #1B3C89 #891B73 #89681B

square

#1B8931 #1B3C89 #891B73 #89681B

split-complementary

#1B8931 #681B89 #891B3C

monochromatic

#07230C #11561F #1B8931 #25BC43 #44DA62

Accessibility & contrast

On white

4.50

#1B8931 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.67

#1B8931 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8931

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8931	#FFFFFF	#000000	##000000
##1B8931	1.00	4.50	4.67	4.67
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B7C27

Deuteranopia (green-blind)

#7F7339

Tritanopia (blue-blind)

#008676

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #1b8931;
/* rgb */ color: rgb(27, 137, 49);
/* oklch */ color: oklch(55.2% 0.158 145.8);

Tailwind

colors: {
  custom: {
    50: '#6cac6d',
    500: '#1b8931',
    950: '#000000',
  },
}

SCSS

$custom: #1b8931;
$custom-light: #6cac6d;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8931",
  "rgb": {
    "r": 27,
    "g": 137,
    "b": 49
  },
  "hsl": {
    "h": 132,
    "s": 67.073,
    "l": 32.157
  },
  "oklch": {
    "l": 0.55219,
    "c": 0.15774,
    "h": 145.8
  },
  "luminance": 0.18346
}

Semantic roles & 50–950 ramp

primary

#1B8931

secondary

#BC44A4

accent

#3EC8EA

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#081007

muted

#7B7F7A

Preview Lab

Preview with #1B8931

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

Preview Lab → · Contrast checker → · Palette generator →