#1B8F4E#1B8F4E

#1B8F4E is a mid, vivid green. Relative luminance 0.204; OKLCH L 57.3% C 0.139 H 152.7°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#1B8F4E
RGB	rgb(27, 143, 78)
HSL	hsl(146, 68%, 33%)
HSV	hsv(146, 81%, 56%)
CMYK	cmyk(81.1%, 0%, 45.5%, 43.9%)
CIE-LAB	lab(52.32, -46.11, 25.97)
CIE-LCH	lch(52.32, 52.92, 150.61°)
OKLab	oklab(57.33% -0.1239 0.064)
OKLCH	oklch(57.33% 0.139 152.7)
XYZ	xyz(11.6485, 20.4266, 10.5351)
Luminance	0.2043 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8F4E #8F1B5C

analogous

#228F1B #1B8F4E #1B8F88

triadic

#1B8F4E #4E1B8F #8F4E1B

tetradic

#1B8F4E #1B228F #8F1B5C #8F881B

square

#1B8F4E #1B228F #8F1B5C #8F881B

split-complementary

#1B8F4E #881B8F #8F1B22

monochromatic

#082816 #115C32 #1B8F4E #25C26A #48DC89

Accessibility & contrast

On white

4.13

#1B8F4E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#1B8F4E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8F4E

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8F4E	#FFFFFF	#000000	##000000
##1B8F4E	1.00	4.13	5.09	5.09
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8249

Deuteranopia (green-blind)

#827953

Tritanopia (blue-blind)

#008D7F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #1b8f4e;
/* rgb */ color: rgb(27, 143, 78);
/* oklch */ color: oklch(57.3% 0.139 152.7);

Tailwind

colors: {
  custom: {
    50: '#6cb180',
    500: '#1b8f4e',
    950: '#000000',
  },
}

SCSS

$custom: #1b8f4e;
$custom-light: #6cb180;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8f4e",
  "rgb": {
    "r": 27,
    "g": 143,
    "b": 78
  },
  "hsl": {
    "h": 146.379,
    "s": 68.235,
    "l": 33.333
  },
  "oklch": {
    "l": 0.57334,
    "c": 0.13946,
    "h": 152.7
  },
  "luminance": 0.20428
}

Semantic roles & 50–950 ramp

primary

#1B8F4E

secondary

#BE488A

accent

#3D9EEB

background

#F7FBF7

surface

#EDF6EE

border

#C8D0C9

text

#08110A

muted

#7B807C

Preview Lab

Preview with #1B8F4E

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

Preview Lab → · Contrast checker → · Palette generator →