#309D5A#309D5A

#309D5A is a mid, vivid green. Relative luminance 0.255; OKLCH L 61.8% C 0.140 H 152.3°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#309D5A
RGB	rgb(48, 157, 90)
HSL	hsl(143, 53%, 40%)
HSV	hsv(143, 69%, 62%)
CMYK	cmyk(69.4%, 0%, 42.7%, 38.4%)
CIE-LAB	lab(57.54, -46.06, 26.35)
CIE-LCH	lch(57.54, 53.06, 150.23°)
OKLab	oklab(61.83% -0.1242 0.0652)
OKLCH	oklch(61.83% 0.14 152.3)
XYZ	xyz(15.1201, 25.4789, 13.7919)
Luminance	0.2548 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309D5A #9D3073

analogous

#3D9D30 #309D5A #309D90

triadic

#309D5A #5A309D #9D5A30

tetradic

#309D5A #303D9D #9D3073 #9D9030

square

#309D5A #303D9D #9D3073 #9D9030

split-complementary

#309D5A #90309D #9D303D

monochromatic

#133F24 #226E3F #309D5A #44C676 #73D499

Accessibility & contrast

On white

3.44

#309D5A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#309D5A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309D5A

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309D5A	#FFFFFF	#000000	##000000
##309D5A	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9D9055

Deuteranopia (green-blind)

#90865F

Tritanopia (blue-blind)

#009B8D

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #309d5a;
/* rgb */ color: rgb(48, 157, 90);
/* oklch */ color: oklch(61.8% 0.140 152.3);

Tailwind

colors: {
  custom: {
    50: '#76bb89',
    500: '#309d5a',
    950: '#000000',
  },
}

SCSS

$custom: #309d5a;
$custom-light: #76bb89;
$custom-dark: #000000;

JSON

{
  "hex": "#309d5a",
  "rgb": {
    "r": 48,
    "g": 157,
    "b": 90
  },
  "hsl": {
    "h": 143.119,
    "s": 53.171,
    "l": 40.196
  },
  "oklch": {
    "l": 0.61827,
    "c": 0.14031,
    "h": 152.3
  },
  "luminance": 0.25481
}

Semantic roles & 50–950 ramp

primary

#309D5A

secondary

#BC6D9E

accent

#4BA5DD

background

#F7FBF8

surface

#EEF6F0

border

#C9D0CB

text

#0A120B

muted

#7C817C

Preview Lab

Preview with #309D5A

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

Preview Lab → · Contrast checker → · Palette generator →