#1B8B2E#1B8B2E

#1B8B2E is a mid, vivid green. Relative luminance 0.189; OKLCH L 55.8% C 0.163 H 145.2°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#1B8B2E
RGB	rgb(27, 139, 46)
HSL	hsl(130, 67%, 33%)
HSV	hsv(130, 81%, 55%)
CMYK	cmyk(80.6%, 0%, 66.9%, 45.5%)
CIE-LAB	lab(50.56, -49.48, 39.97)
CIE-LCH	lch(50.56, 63.61, 141.07°)
OKLab	oklab(55.75% -0.1335 0.0928)
OKLCH	oklch(55.75% 0.163 145.2)
XYZ	xyz(10.1770, 18.8943, 5.6948)
Luminance	0.1890 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8B2E #8B1B78

analogous

#408B1B #1B8B2E #1B8B66

triadic

#1B8B2E #2E1B8B #8B2E1B

tetradic

#1B8B2E #1B408B #8B1B78 #8B661B

square

#1B8B2E #1B408B #8B1B78 #8B661B

split-complementary

#1B8B2E #661B8B #8B1B40

monochromatic

#07250C #11581D #1B8B2E #25BE3F #45DB5F

Accessibility & contrast

On white

4.39

#1B8B2E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#1B8B2E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8B2E

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8B2E	#FFFFFF	#000000	##000000
##1B8B2E	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)

#8D7E22

Deuteranopia (green-blind)

#817536

Tritanopia (blue-blind)

#008778

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #1b8b2e;
/* rgb */ color: rgb(27, 139, 46);
/* oklch */ color: oklch(55.8% 0.163 145.2);

Tailwind

colors: {
  custom: {
    50: '#6dae6b',
    500: '#1b8b2e',
    950: '#000000',
  },
}

SCSS

$custom: #1b8b2e;
$custom-light: #6dae6b;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8b2e",
  "rgb": {
    "r": 27,
    "g": 139,
    "b": 46
  },
  "hsl": {
    "h": 130.179,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.5575,
    "c": 0.16252,
    "h": 145.2
  },
  "luminance": 0.18896
}

Semantic roles & 50–950 ramp

primary

#1B8B2E

secondary

#BC45A8

accent

#3DCDEA

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#081007

muted

#7B7F7A

Preview Lab

Preview with #1B8B2E

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

Preview Lab → · Contrast checker → · Palette generator →