#309E4B#309E4B

#309E4B is a mid, vivid green. Relative luminance 0.256; OKLCH L 61.8% C 0.156 H 147.9°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#309E4B
RGB	rgb(48, 158, 75)
HSL	hsl(135, 53%, 40%)
HSV	hsv(135, 70%, 62%)
CMYK	cmyk(69.6%, 0%, 52.5%, 38%)
CIE-LAB	lab(57.64, -48.96, 34.34)
CIE-LCH	lch(57.64, 59.80, 144.95°)
OKLab	oklab(61.84% -0.1319 0.0828)
OKLCH	oklch(61.84% 0.156 147.9)
XYZ	xyz(14.7147, 25.5885, 10.8188)
Luminance	0.2559 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309E4B #9E3083

analogous

#4C9E30 #309E4B #309E82

triadic

#309E4B #4B309E #9E4B30

tetradic

#309E4B #304C9E #9E3083 #9E8230

square

#309E4B #304C9E #9E3083 #9E8230

split-complementary

#309E4B #82309E #9E304C

monochromatic

#13401E #226F35 #309E4B #45C665 #74D58C

Accessibility & contrast

On white

3.43

#309E4B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#309E4B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309E4B

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309E4B	#FFFFFF	#000000	##000000
##309E4B	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A09044

Deuteranopia (green-blind)

#928751

Tritanopia (blue-blind)

#009B8B

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #309e4b;
/* rgb */ color: rgb(48, 158, 75);
/* oklch */ color: oklch(61.8% 0.156 147.9);

Tailwind

colors: {
  custom: {
    50: '#77bc7f',
    500: '#309e4b',
    950: '#000000',
  },
}

SCSS

$custom: #309e4b;
$custom-light: #77bc7f;
$custom-dark: #000000;

JSON

{
  "hex": "#309e4b",
  "rgb": {
    "r": 48,
    "g": 158,
    "b": 75
  },
  "hsl": {
    "h": 134.727,
    "s": 53.398,
    "l": 40.392
  },
  "oklch": {
    "l": 0.61842,
    "c": 0.15578,
    "h": 147.9
  },
  "luminance": 0.2559
}

Semantic roles & 50–950 ramp

primary

#309E4B

secondary

#BD6DA9

accent

#4BB9DD

background

#F7FBF7

surface

#EEF6EE

border

#C9D0C9

text

#0A120A

muted

#7C817C

Preview Lab

Preview with #309E4B

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

Preview Lab → · Contrast checker → · Palette generator →