#1B8F3F#1B8F3F

#1B8F3F is a mid, vivid green. Relative luminance 0.202; OKLCH L 57.1% C 0.153 H 148.4°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX#1B8F3F
RGBrgb(27, 143, 63)
HSLhsl(139, 68%, 33%)
HSVhsv(139, 81%, 56%)
CMYKcmyk(81.1%, 0%, 55.9%, 43.9%)
CIE-LABlab(52.10, -48.63, 33.59)
CIE-LCHlch(52.10, 59.10, 145.37°)
OKLaboklab(57.09% -0.1306 0.0805)
OKLCHoklch(57.09% 0.153 148.4)
XYZxyz(11.1708, 20.2355, 8.0188)
Luminance0.2024 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B8F3F #8F1B6B
analogous
#318F1B #1B8F3F #1B8F79
triadic
#1B8F3F #3F1B8F #8F3F1B
tetradic
#1B8F3F #1B318F #8F1B6B #8F791B
square
#1B8F3F #1B318F #8F1B6B #8F791B
split-complementary
#1B8F3F #791B8F #8F1B31
monochromatic
#082812 #115C28 #1B8F3F #25C256 #48DC76

Accessibility & contrast

On white

4.16
#1B8F3F on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.05
#1B8F3F on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8F3F
5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B8F3F#FFFFFF#000000##000000
##1B8F3F1.004.165.055.05
#FFFFFF4.161.0021.0021.00
#0000005.0521.001.001.00
##0000005.0521.001.001.00

Color blindness preview

Protanopia (red-blind)
#908238
Deuteranopia (green-blind)
#847945
Tritanopia (blue-blind)
#008C7D
Achromatopsia (no color)
#7C7C7C

Design tokens & code

CSS
--color: #1b8f3f;
/* rgb */ color: rgb(27, 143, 63);
/* oklch */ color: oklch(57.1% 0.153 148.4);
Tailwind
colors: {
  custom: {
    50: '#6db176',
    500: '#1b8f3f',
    950: '#000000',
  },
}
SCSS
$custom: #1b8f3f;
$custom-light: #6db176;
$custom-dark: #000000;
JSON
{
  "hex": "#1b8f3f",
  "rgb": {
    "r": 27,
    "g": 143,
    "b": 63
  },
  "hsl": {
    "h": 138.621,
    "s": 68.235,
    "l": 33.333
  },
  "oklch": {
    "l": 0.57087,
    "c": 0.15341,
    "h": 148.4
  },
  "luminance": 0.20237
}

Semantic roles & 50–950 ramp

primary
#1B8F3F
secondary
#BE4899
accent
#3DB5EB
background
#F7FBF7
surface
#EDF6ED
border
#C8D0C8
text
#081108
muted
#7B807B

Preview Lab

Preview with #1B8F3F

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

Preview Lab → · Contrast checker → · Palette generator →

#1B8F3F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva