#1B8B39#1B8B39

#1B8B39 is a mid, vivid green. Relative luminance 0.190; OKLCH L 55.9% C 0.154 H 147.3°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#1B8B39
RGB	rgb(27, 139, 57)
HSL	hsl(136, 67%, 33%)
HSV	hsv(136, 81%, 55%)
CMYK	cmyk(80.6%, 0%, 59%, 45.5%)
CIE-LAB	lab(50.68, -48.09, 34.89)
CIE-LCH	lch(50.68, 59.41, 144.03°)
OKLab	oklab(55.88% -0.1293 0.0829)
OKLCH	oklch(55.88% 0.154 147.3)
XYZ	xyz(10.4223, 18.9924, 6.9867)
Luminance	0.1899 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8B39 #8B1B6D

analogous

#358B1B #1B8B39 #1B8B71

triadic

#1B8B39 #391B8B #8B391B

tetradic

#1B8B39 #1B358B #8B1B6D #8B711B

square

#1B8B39 #1B358B #8B1B6D #8B711B

split-complementary

#1B8B39 #711B8B #8B1B35

monochromatic

#07250F #115824 #1B8B39 #25BE4E #45DB6D

Accessibility & contrast

On white

4.38

#1B8B39 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#1B8B39 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8B39

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8B39	#FFFFFF	#000000	##000000
##1B8B39	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7E31

Deuteranopia (green-blind)

#807540

Tritanopia (blue-blind)

#008879

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #1b8b39;
/* rgb */ color: rgb(27, 139, 57);
/* oklch */ color: oklch(55.9% 0.154 147.3);

Tailwind

colors: {
  custom: {
    50: '#6cae72',
    500: '#1b8b39',
    950: '#000000',
  },
}

SCSS

$custom: #1b8b39;
$custom-light: #6cae72;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8b39",
  "rgb": {
    "r": 27,
    "g": 139,
    "b": 57
  },
  "hsl": {
    "h": 136.071,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.55883,
    "c": 0.15358,
    "h": 147.3
  },
  "luminance": 0.18994
}

Semantic roles & 50–950 ramp

primary

#1B8B39

secondary

#BC459D

accent

#3DBCEA

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #1B8B39

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

Preview Lab → · Contrast checker → · Palette generator →