#1B8536#1B8536

#1B8536 is a mid, vivid green. Relative luminance 0.173; OKLCH L 54.1% C 0.149 H 147.1°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#1B8536
RGB	rgb(27, 133, 54)
HSL	hsl(135, 66%, 31%)
HSV	hsv(135, 80%, 52%)
CMYK	cmyk(79.7%, 0%, 59.4%, 47.8%)
CIE-LAB	lab(48.60, -46.38, 33.94)
CIE-LCH	lch(48.60, 57.47, 143.81°)
OKLab	oklab(54.15% -0.1248 0.0806)
OKLCH	oklch(54.15% 0.149 147.1)
XYZ	xyz(9.5046, 17.2733, 6.3225)
Luminance	0.1727 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8536 #851B6A

analogous

#35851B #1B8536 #1B856B

triadic

#1B8536 #361B85 #85361B

tetradic

#1B8536 #1B3585 #851B6A #856B1B

square

#1B8536 #1B3585 #851B6A #856B1B

split-complementary

#1B8536 #6B1B85 #851B35

monochromatic

#061F0D #115221 #1B8536 #25B84B #42D968

Accessibility & contrast

On white

4.71

#1B8536 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#1B8536 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B8536

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8536	#FFFFFF	#000000	##FFFFFF
##1B8536	1.00	4.71	4.45	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#87782E

Deuteranopia (green-blind)

#7B703C

Tritanopia (blue-blind)

#008274

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #1b8536;
/* rgb */ color: rgb(27, 133, 54);
/* oklch */ color: oklch(54.1% 0.149 147.1);

Tailwind

colors: {
  custom: {
    50: '#6baa6f',
    500: '#1b8536',
    950: '#000000',
  },
}

SCSS

$custom: #1b8536;
$custom-light: #6baa6f;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8536",
  "rgb": {
    "r": 27,
    "g": 133,
    "b": 54
  },
  "hsl": {
    "h": 135.283,
    "s": 66.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.5415,
    "c": 0.14851,
    "h": 147.1
  },
  "luminance": 0.17274
}

Semantic roles & 50–950 ramp

primary

#1B8536

secondary

#B8449B

accent

#3FBEE9

background

#F6FAF6

surface

#ECF4EC

border

#C7CEC7

text

#081007

muted

#7A7F7A

Preview Lab

Preview with #1B8536

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

Preview Lab → · Contrast checker → · Palette generator →