#309C5F#309C5F

#309C5F is a mid, vivid green. Relative luminance 0.252; OKLCH L 61.7% C 0.134 H 154.3°. Best body text is #000000 at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#309C5F
RGB	rgb(48, 156, 95)
HSL	hsl(146, 53%, 40%)
HSV	hsv(146, 69%, 61%)
CMYK	cmyk(69.2%, 0%, 39.1%, 38.8%)
CIE-LAB	lab(57.30, -44.72, 23.33)
CIE-LCH	lch(57.30, 50.43, 152.45°)
OKLab	oklab(61.66% -0.1208 0.0582)
OKLCH	oklch(61.66% 0.134 154.3)
XYZ	xyz(15.1716, 25.2299, 14.8945)
Luminance	0.2523 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309C5F #9C306D

analogous

#379C30 #309C5F #309C95

triadic

#309C5F #5F309C #9C5F30

tetradic

#309C5F #30379C #9C306D #9C9530

square

#309C5F #30379C #9C306D #9C9530

split-complementary

#309C5F #95309C #9C3037

monochromatic

#133E26 #226D42 #309C5F #44C57C #73D49D

Accessibility & contrast

On white

3.47

#309C5F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.05

#309C5F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309C5F

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309C5F	#FFFFFF	#000000	##000000
##309C5F	1.00	3.47	6.05	6.05
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.05	21.00	1.00	1.00
##000000	6.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C8F5B

Deuteranopia (green-blind)

#8E8663

Tritanopia (blue-blind)

#009A8D

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #309c5f;
/* rgb */ color: rgb(48, 156, 95);
/* oklch */ color: oklch(61.7% 0.134 154.3);

Tailwind

colors: {
  custom: {
    50: '#76ba8d',
    500: '#309c5f',
    950: '#000000',
  },
}

SCSS

$custom: #309c5f;
$custom-light: #76ba8d;
$custom-dark: #000000;

JSON

{
  "hex": "#309c5f",
  "rgb": {
    "r": 48,
    "g": 156,
    "b": 95
  },
  "hsl": {
    "h": 146.111,
    "s": 52.941,
    "l": 40
  },
  "oklch": {
    "l": 0.61657,
    "c": 0.13413,
    "h": 154.3
  },
  "luminance": 0.25232
}

Semantic roles & 50–950 ramp

primary

#309C5F

secondary

#BC6C99

accent

#4B9DDC

background

#F7FBF8

surface

#EEF6F0

border

#C9D0CB

text

#0A120C

muted

#7C817D

Preview Lab

Preview with #309C5F

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

Preview Lab → · Contrast checker → · Palette generator →