#309D4E#309D4E

#309D4E is a mid, vivid green. Relative luminance 0.253; OKLCH L 61.6% C 0.152 H 148.7°. Best body text is #000000 at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#309D4E
RGB	rgb(48, 157, 78)
HSL	hsl(137, 53%, 40%)
HSV	hsv(137, 69%, 62%)
CMYK	cmyk(69.4%, 0%, 50.3%, 38.4%)
CIE-LAB	lab(57.36, -48.11, 32.45)
CIE-LCH	lch(57.36, 58.03, 146.00°)
OKLab	oklab(61.62% -0.1296 0.0788)
OKLCH	oklch(61.62% 0.152 148.7)
XYZ	xyz(14.6499, 25.2908, 11.3158)
Luminance	0.2529 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309D4E #9D307F

analogous

#489D30 #309D4E #309D85

triadic

#309D4E #4E309D #9D4E30

tetradic

#309D4E #30489D #9D307F #9D8530

square

#309D4E #30489D #9D307F #9D8530

split-complementary

#309D4E #85309D #9D3048

monochromatic

#133F1F #226E37 #309D4E #44C668 #73D48E

Accessibility & contrast

On white

3.47

#309D4E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.06

#309D4E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309D4E

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309D4E	#FFFFFF	#000000	##000000
##309D4E	1.00	3.47	6.06	6.06
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.06	21.00	1.00	1.00
##000000	6.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E8F47

Deuteranopia (green-blind)

#918654

Tritanopia (blue-blind)

#009A8B

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #309d4e;
/* rgb */ color: rgb(48, 157, 78);
/* oklch */ color: oklch(61.6% 0.152 148.7);

Tailwind

colors: {
  custom: {
    50: '#77bb81',
    500: '#309d4e',
    950: '#000000',
  },
}

SCSS

$custom: #309d4e;
$custom-light: #77bb81;
$custom-dark: #000000;

JSON

{
  "hex": "#309d4e",
  "rgb": {
    "r": 48,
    "g": 157,
    "b": 78
  },
  "hsl": {
    "h": 136.514,
    "s": 53.171,
    "l": 40.196
  },
  "oklch": {
    "l": 0.61618,
    "c": 0.15168,
    "h": 148.7
  },
  "luminance": 0.25292
}

Semantic roles & 50–950 ramp

primary

#309D4E

secondary

#BC6DA6

accent

#4BB5DD

background

#F7FBF7

surface

#EEF6EE

border

#C9D0C9

text

#0A120A

muted

#7C817C

Preview Lab

Preview with #309D4E

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

Preview Lab → · Contrast checker → · Palette generator →