#309C5A#309C5A

#309C5A is a mid, vivid green. Relative luminance 0.251; OKLCH L 61.6% C 0.139 H 152.5°. Best body text is #000000 at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#309C5A
RGB	rgb(48, 156, 90)
HSL	hsl(143, 53%, 40%)
HSV	hsv(143, 69%, 61%)
CMYK	cmyk(69.2%, 0%, 42.3%, 38.8%)
CIE-LAB	lab(57.21, -45.66, 25.92)
CIE-LCH	lch(57.21, 52.51, 150.42°)
OKLab	oklab(61.56% -0.1232 0.0642)
OKLCH	oklch(61.56% 0.139 152.5)
XYZ	xyz(14.9516, 25.1419, 13.7358)
Luminance	0.2514 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309C5A #9C3072

analogous

#3C9C30 #309C5A #309C90

triadic

#309C5A #5A309C #9C5A30

tetradic

#309C5A #303C9C #9C3072 #9C9030

square

#309C5A #303C9C #9C3072 #9C9030

split-complementary

#309C5A #90309C #9C303C

monochromatic

#133E24 #226D3F #309C5A #44C576 #73D498

Accessibility & contrast

On white

3.48

#309C5A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.03

#309C5A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309C5A

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309C5A	#FFFFFF	#000000	##000000
##309C5A	1.00	3.48	6.03	6.03
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.03	21.00	1.00	1.00
##000000	6.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C8F55

Deuteranopia (green-blind)

#8F865E

Tritanopia (blue-blind)

#009A8C

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #309c5a;
/* rgb */ color: rgb(48, 156, 90);
/* oklch */ color: oklch(61.6% 0.139 152.5);

Tailwind

colors: {
  custom: {
    50: '#76ba89',
    500: '#309c5a',
    950: '#000000',
  },
}

SCSS

$custom: #309c5a;
$custom-light: #76ba89;
$custom-dark: #000000;

JSON

{
  "hex": "#309c5a",
  "rgb": {
    "r": 48,
    "g": 156,
    "b": 90
  },
  "hsl": {
    "h": 143.333,
    "s": 52.941,
    "l": 40
  },
  "oklch": {
    "l": 0.61559,
    "c": 0.13892,
    "h": 152.5
  },
  "luminance": 0.25143
}

Semantic roles & 50–950 ramp

primary

#309C5A

secondary

#BC6C9D

accent

#4BA4DC

background

#F7FBF8

surface

#EEF6F0

border

#C9D0CB

text

#0A120B

muted

#7C817C

Preview Lab

Preview with #309C5A

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

Preview Lab → · Contrast checker → · Palette generator →