#1B8C4E#1B8C4E

#1B8C4E is a mid, vivid green. Relative luminance 0.195; OKLCH L 56.5% C 0.135 H 153.2°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#1B8C4E
RGB	rgb(27, 140, 78)
HSL	hsl(147, 68%, 33%)
HSV	hsv(147, 81%, 55%)
CMYK	cmyk(80.7%, 0%, 44.3%, 45.1%)
CIE-LAB	lab(51.31, -44.97, 24.67)
CIE-LCH	lch(51.31, 51.29, 151.25°)
OKLab	oklab(56.5% -0.1209 0.061)
OKLCH	oklch(56.5% 0.135 153.2)
XYZ	xyz(11.2042, 19.5379, 10.3869)
Luminance	0.1954 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8C4E #8C1B59

analogous

#208C1B #1B8C4E #1B8C87

triadic

#1B8C4E #4E1B8C #8C4E1B

tetradic

#1B8C4E #1B208C #8C1B59 #8C871B

square

#1B8C4E #1B208C #8C1B59 #8C871B

split-complementary

#1B8C4E #871B8C #8C1B20

monochromatic

#072515 #115931 #1B8C4E #25BF6B #46DB89

Accessibility & contrast

On white

4.28

#1B8C4E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#1B8C4E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8C4E

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8C4E	#FFFFFF	#000000	##000000
##1B8C4E	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C8049

Deuteranopia (green-blind)

#7F7752

Tritanopia (blue-blind)

#008A7D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #1b8c4e;
/* rgb */ color: rgb(27, 140, 78);
/* oklch */ color: oklch(56.5% 0.135 153.2);

Tailwind

colors: {
  custom: {
    50: '#6caf80',
    500: '#1b8c4e',
    950: '#000000',
  },
}

SCSS

$custom: #1b8c4e;
$custom-light: #6caf80;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8c4e",
  "rgb": {
    "r": 27,
    "g": 140,
    "b": 78
  },
  "hsl": {
    "h": 147.08,
    "s": 67.665,
    "l": 32.745
  },
  "oklch": {
    "l": 0.56503,
    "c": 0.13543,
    "h": 153.2
  },
  "luminance": 0.19539
}

Semantic roles & 50–950 ramp

primary

#1B8C4E

secondary

#BD4687

accent

#3D9CEB

background

#F7FAF7

surface

#EDF5EE

border

#C8CFC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #1B8C4E

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

Preview Lab → · Contrast checker → · Palette generator →