#1B8D3B#1B8D3B

#1B8D3B is a mid, vivid green. Relative luminance 0.196; OKLCH L 56.5% C 0.154 H 147.6°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#1B8D3B
RGB	rgb(27, 141, 59)
HSL	hsl(137, 68%, 33%)
HSV	hsv(137, 81%, 55%)
CMYK	cmyk(80.9%, 0%, 58.2%, 44.7%)
CIE-LAB	lab(51.38, -48.51, 34.73)
CIE-LCH	lch(51.38, 59.66, 144.40°)
OKLab	oklab(56.47% -0.1304 0.0827)
OKLCH	oklch(56.47% 0.154 147.6)
XYZ	xyz(10.7654, 19.5972, 7.3521)
Luminance	0.1960 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8D3B #8D1B6D

analogous

#348D1B #1B8D3B #1B8D74

triadic

#1B8D3B #3B1B8D #8D3B1B

tetradic

#1B8D3B #1B348D #8D1B6D #8D741B

square

#1B8D3B #1B348D #8D1B6D #8D741B

split-complementary

#1B8D3B #741B8D #8D1B34

monochromatic

#072610 #115A26 #1B8D3B #25C050 #47DC71

Accessibility & contrast

On white

4.27

#1B8D3B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#1B8D3B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8D3B

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8D3B	#FFFFFF	#000000	##000000
##1B8D3B	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8033

Deuteranopia (green-blind)

#827742

Tritanopia (blue-blind)

#008A7B

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #1b8d3b;
/* rgb */ color: rgb(27, 141, 59);
/* oklch */ color: oklch(56.5% 0.154 147.6);

Tailwind

colors: {
  custom: {
    50: '#6daf73',
    500: '#1b8d3b',
    950: '#000000',
  },
}

SCSS

$custom: #1b8d3b;
$custom-light: #6daf73;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8d3b",
  "rgb": {
    "r": 27,
    "g": 141,
    "b": 59
  },
  "hsl": {
    "h": 136.842,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.56471,
    "c": 0.15439,
    "h": 147.6
  },
  "luminance": 0.19599
}

Semantic roles & 50–950 ramp

primary

#1B8D3B

secondary

#BD469C

accent

#3DBAEB

background

#F7FAF7

surface

#EDF5ED

border

#C8CFC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #1B8D3B

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

Preview Lab → · Contrast checker → · Palette generator →