#1B8A37#1B8A37

#1B8A37 is a mid, vivid green. Relative luminance 0.187; OKLCH L 55.6% C 0.154 H 147.0°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#1B8A37
RGB	rgb(27, 138, 55)
HSL	hsl(135, 67%, 32%)
HSV	hsv(135, 80%, 54%)
CMYK	cmyk(80.4%, 0%, 60.1%, 45.9%)
CIE-LAB	lab(50.32, -48.01, 35.45)
CIE-LCH	lch(50.32, 59.68, 143.56°)
OKLab	oklab(55.58% -0.1291 0.0839)
OKLCH	oklch(55.58% 0.154 147)
XYZ	xyz(10.2293, 18.6846, 6.6811)
Luminance	0.1869 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8A37 #8A1B6E

analogous

#378A1B #1B8A37 #1B8A6F

triadic

#1B8A37 #371B8A #8A371B

tetradic

#1B8A37 #1B378A #8A1B6E #8A6F1B

square

#1B8A37 #1B378A #8A1B6E #8A6F1B

split-complementary

#1B8A37 #6F1B8A #8A1B37

monochromatic

#07240E #115723 #1B8A37 #25BD4B #45DB6B

Accessibility & contrast

On white

4.43

#1B8A37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#1B8A37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8A37

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8A37	#FFFFFF	#000000	##000000
##1B8A37	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7D2F

Deuteranopia (green-blind)

#80743E

Tritanopia (blue-blind)

#008778

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #1b8a37;
/* rgb */ color: rgb(27, 138, 55);
/* oklch */ color: oklch(55.6% 0.154 147.0);

Tailwind

colors: {
  custom: {
    50: '#6cad70',
    500: '#1b8a37',
    950: '#000000',
  },
}

SCSS

$custom: #1b8a37;
$custom-light: #6cad70;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8a37",
  "rgb": {
    "r": 27,
    "g": 138,
    "b": 55
  },
  "hsl": {
    "h": 135.135,
    "s": 67.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.55575,
    "c": 0.15402,
    "h": 147
  },
  "luminance": 0.18686
}

Semantic roles & 50–950 ramp

primary

#1B8A37

secondary

#BC459E

accent

#3EBFEA

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #1B8A37

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

Preview Lab → · Contrast checker → · Palette generator →