#1B8F4B#1B8F4B

#1B8F4B is a mid, vivid green. Relative luminance 0.204; OKLCH L 57.3% C 0.142 H 151.7°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#1B8F4B
RGB	rgb(27, 143, 75)
HSL	hsl(145, 68%, 33%)
HSV	hsv(145, 81%, 56%)
CMYK	cmyk(81.1%, 0%, 47.6%, 43.9%)
CIE-LAB	lab(52.27, -46.65, 27.53)
CIE-LCH	lch(52.27, 54.17, 149.46°)
OKLab	oklab(57.28% -0.1253 0.0675)
OKLCH	oklch(57.28% 0.142 151.7)
XYZ	xyz(11.5434, 20.3845, 9.9815)
Luminance	0.2039 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8F4B #8F1B5F

analogous

#258F1B #1B8F4B #1B8F85

triadic

#1B8F4B #4B1B8F #8F4B1B

tetradic

#1B8F4B #1B258F #8F1B5F #8F851B

square

#1B8F4B #1B258F #8F1B5F #8F851B

split-complementary

#1B8F4B #851B8F #8F1B25

monochromatic

#082815 #115C30 #1B8F4B #25C266 #48DC85

Accessibility & contrast

On white

4.14

#1B8F4B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#1B8F4B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8F4B

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8F4B	#FFFFFF	#000000	##000000
##1B8F4B	1.00	4.14	5.08	5.08
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8246

Deuteranopia (green-blind)

#827950

Tritanopia (blue-blind)

#008D7F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #1b8f4b;
/* rgb */ color: rgb(27, 143, 75);
/* oklch */ color: oklch(57.3% 0.142 151.7);

Tailwind

colors: {
  custom: {
    50: '#6db17e',
    500: '#1b8f4b',
    950: '#000000',
  },
}

SCSS

$custom: #1b8f4b;
$custom-light: #6db17e;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8f4b",
  "rgb": {
    "r": 27,
    "g": 143,
    "b": 75
  },
  "hsl": {
    "h": 144.828,
    "s": 68.235,
    "l": 33.333
  },
  "oklch": {
    "l": 0.5728,
    "c": 0.14232,
    "h": 151.7
  },
  "luminance": 0.20386
}

Semantic roles & 50–950 ramp

primary

#1B8F4B

secondary

#BE488D

accent

#3DA3EB

background

#F7FBF7

surface

#EDF6EE

border

#C8D0C9

text

#08110A

muted

#7B807C

Preview Lab

Preview with #1B8F4B

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

Preview Lab → · Contrast checker → · Palette generator →