#1B8B50#1B8B50

#1B8B50 is a mid, vivid green. Relative luminance 0.193; OKLCH L 56.3% C 0.132 H 154.2°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#1B8B50
RGB	rgb(27, 139, 80)
HSL	hsl(148, 67%, 33%)
HSV	hsv(148, 81%, 55%)
CMYK	cmyk(80.6%, 0%, 42.4%, 45.5%)
CIE-LAB	lab(51.01, -44.20, 23.18)
CIE-LCH	lch(51.01, 49.91, 152.33°)
OKLab	oklab(56.26% -0.119 0.0575)
OKLCH	oklch(56.26% 0.132 154.2)
XYZ	xyz(11.1315, 19.2761, 10.7218)
Luminance	0.1928 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8B50 #8B1B56

analogous

#1E8B1B #1B8B50 #1B8B88

triadic

#1B8B50 #501B8B #8B501B

tetradic

#1B8B50 #1B1E8B #8B1B56 #8B881B

square

#1B8B50 #1B1E8B #8B1B56 #8B881B

split-complementary

#1B8B50 #881B8B #8B1B1E

monochromatic

#072515 #115833 #1B8B50 #25BE6D #45DB8C

Accessibility & contrast

On white

4.33

#1B8B50 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#1B8B50 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8B50

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8B50	#FFFFFF	#000000	##000000
##1B8B50	1.00	4.33	4.86	4.86
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B7F4C

Deuteranopia (green-blind)

#7E7654

Tritanopia (blue-blind)

#00897C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #1b8b50;
/* rgb */ color: rgb(27, 139, 80);
/* oklch */ color: oklch(56.3% 0.132 154.2);

Tailwind

colors: {
  custom: {
    50: '#6bae82',
    500: '#1b8b50',
    950: '#000000',
  },
}

SCSS

$custom: #1b8b50;
$custom-light: #6bae82;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8b50",
  "rgb": {
    "r": 27,
    "g": 139,
    "b": 80
  },
  "hsl": {
    "h": 148.393,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.56264,
    "c": 0.13215,
    "h": 154.2
  },
  "luminance": 0.19277
}

Semantic roles & 50–950 ramp

primary

#1B8B50

secondary

#BC4584

accent

#3D99EA

background

#F7FAF7

surface

#EDF4EE

border

#C8CEC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #1B8B50

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

Preview Lab → · Contrast checker → · Palette generator →