#309C4E#309C4E

#309C4E is a mid, vivid green. Relative luminance 0.250; OKLCH L 61.3% C 0.150 H 148.8°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).

Color values

HEX#309C4E
RGBrgb(48, 156, 78)
HSLhsl(137, 53%, 40%)
HSVhsv(137, 69%, 61%)
CMYKcmyk(69.2%, 0%, 50%, 38.8%)
CIE-LABlab(57.03, -47.74, 32.04)
CIE-LCHlch(57.03, 57.49, 146.13°)
OKLaboklab(61.35% -0.1286 0.0778)
OKLCHoklch(61.35% 0.15 148.8)
XYZxyz(14.4814, 24.9538, 11.2596)
Luminance0.2495 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#309C4E #9C307E
analogous
#489C30 #309C4E #309C84
triadic
#309C4E #4E309C #9C4E30
tetradic
#309C4E #30489C #9C307E #9C8430
square
#309C4E #30489C #9C307E #9C8430
split-complementary
#309C4E #84309C #9C3048
monochromatic
#133E1F #226D37 #309C4E #44C568 #73D48E

Accessibility & contrast

On white

3.51
#309C4E on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.99
#309C4E on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309C4E
5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##309C4E#FFFFFF#000000##000000
##309C4E1.003.515.995.99
#FFFFFF3.511.0021.0021.00
#0000005.9921.001.001.00
##0000005.9921.001.001.00

Color blindness preview

Protanopia (red-blind)
#9D8E48
Deuteranopia (green-blind)
#908554
Tritanopia (blue-blind)
#00998A
Achromatopsia (no color)
#898989

Design tokens & code

CSS
--color: #309c4e;
/* rgb */ color: rgb(48, 156, 78);
/* oklch */ color: oklch(61.3% 0.150 148.8);
Tailwind
colors: {
  custom: {
    50: '#77ba81',
    500: '#309c4e',
    950: '#000000',
  },
}
SCSS
$custom: #309c4e;
$custom-light: #77ba81;
$custom-dark: #000000;
JSON
{
  "hex": "#309c4e",
  "rgb": {
    "r": 48,
    "g": 156,
    "b": 78
  },
  "hsl": {
    "h": 136.667,
    "s": 52.941,
    "l": 40
  },
  "oklch": {
    "l": 0.61348,
    "c": 0.15034,
    "h": 148.8
  },
  "luminance": 0.24955
}

Semantic roles & 50–950 ramp

primary
#309C4E
secondary
#BC6CA6
accent
#4BB4DC
background
#F7FBF7
surface
#EEF6EE
border
#C9D0C9
text
#0A120A
muted
#7C817C

Preview Lab

Preview with #309C4E

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

Preview Lab → · Contrast checker → · Palette generator →

#309C4E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva