#1B8E2B#1B8E2B

#1B8E2B is a mid, vivid green. Relative luminance 0.198; OKLCH L 56.6% C 0.168 H 144.6°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#1B8E2B
RGB	rgb(27, 142, 43)
HSL	hsl(128, 68%, 33%)
HSV	hsv(128, 81%, 56%)
CMYK	cmyk(81%, 0%, 69.7%, 44.3%)
CIE-LAB	lab(51.56, -50.82, 42.36)
CIE-LCH	lch(51.56, 66.16, 140.19°)
OKLab	oklab(56.57% -0.1372 0.0975)
OKLCH	oklch(56.57% 0.168 144.6)
XYZ	xyz(10.5603, 19.7522, 5.5410)
Luminance	0.1975 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8E2B #8E1B7E

analogous

#448E1B #1B8E2B #1B8E64

triadic

#1B8E2B #2B1B8E #8E2B1B

tetradic

#1B8E2B #1B448E #8E1B7E #8E641B

square

#1B8E2B #1B448E #8E1B7E #8E641B

split-complementary

#1B8E2B #641B8E #8E1B44

monochromatic

#07270C #115B1B #1B8E2B #25C13B #47DC5C

Accessibility & contrast

On white

4.24

#1B8E2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#1B8E2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8E2B

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8E2B	#FFFFFF	#000000	##000000
##1B8E2B	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91801D

Deuteranopia (green-blind)

#847734

Tritanopia (blue-blind)

#008A7A

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #1b8e2b;
/* rgb */ color: rgb(27, 142, 43);
/* oklch */ color: oklch(56.6% 0.168 144.6);

Tailwind

colors: {
  custom: {
    50: '#6eb06a',
    500: '#1b8e2b',
    950: '#000000',
  },
}

SCSS

$custom: #1b8e2b;
$custom-light: #6eb06a;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8e2b",
  "rgb": {
    "r": 27,
    "g": 142,
    "b": 43
  },
  "hsl": {
    "h": 128.348,
    "s": 68.047,
    "l": 33.137
  },
  "oklch": {
    "l": 0.56566,
    "c": 0.1683,
    "h": 144.6
  },
  "luminance": 0.19753
}

Semantic roles & 50–950 ramp

primary

#1B8E2B

secondary

#BE47AD

accent

#3DD3EB

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#081107

muted

#7B807A

Preview Lab

Preview with #1B8E2B

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

Preview Lab → · Contrast checker → · Palette generator →