#1B8B2F#1B8B2F

#1B8B2F is a mid, vivid green. Relative luminance 0.189; OKLCH L 55.8% C 0.162 H 145.4°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#1B8B2F
RGB	rgb(27, 139, 47)
HSL	hsl(131, 67%, 33%)
HSV	hsv(131, 81%, 55%)
CMYK	cmyk(80.6%, 0%, 66.2%, 45.5%)
CIE-LAB	lab(50.57, -49.37, 39.53)
CIE-LCH	lch(50.57, 63.24, 141.32°)
OKLab	oklab(55.76% -0.1331 0.0919)
OKLCH	oklch(55.76% 0.162 145.4)
XYZ	xyz(10.1970, 18.9023, 5.7999)
Luminance	0.1890 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8B2F #8B1B77

analogous

#3F8B1B #1B8B2F #1B8B67

triadic

#1B8B2F #2F1B8B #8B2F1B

tetradic

#1B8B2F #1B3F8B #8B1B77 #8B671B

square

#1B8B2F #1B3F8B #8B1B77 #8B671B

split-complementary

#1B8B2F #671B8B #8B1B3F

monochromatic

#07250C #11581E #1B8B2F #25BE40 #45DB60

Accessibility & contrast

On white

4.39

#1B8B2F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#1B8B2F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8B2F

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8B2F	#FFFFFF	#000000	##000000
##1B8B2F	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7E24

Deuteranopia (green-blind)

#817537

Tritanopia (blue-blind)

#008778

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #1b8b2f;
/* rgb */ color: rgb(27, 139, 47);
/* oklch */ color: oklch(55.8% 0.162 145.4);

Tailwind

colors: {
  custom: {
    50: '#6dae6c',
    500: '#1b8b2f',
    950: '#000000',
  },
}

SCSS

$custom: #1b8b2f;
$custom-light: #6dae6c;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8b2f",
  "rgb": {
    "r": 27,
    "g": 139,
    "b": 47
  },
  "hsl": {
    "h": 130.714,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.55761,
    "c": 0.16176,
    "h": 145.4
  },
  "luminance": 0.18903
}

Semantic roles & 50–950 ramp

primary

#1B8B2F

secondary

#BC45A7

accent

#3DCBEA

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#081007

muted

#7B7F7A

Preview Lab

Preview with #1B8B2F

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

Preview Lab → · Contrast checker → · Palette generator →