#309F3F#309F3F

#309F3F is a mid, vivid green. Relative luminance 0.258; OKLCH L 61.9% C 0.168 H 145.3°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#309F3F
RGB	rgb(48, 159, 63)
HSL	hsl(128, 54%, 41%)
HSV	hsv(128, 70%, 62%)
CMYK	cmyk(69.8%, 0%, 60.4%, 37.6%)
CIE-LAB	lab(57.83, -50.98, 40.45)
CIE-LCH	lch(57.83, 65.08, 141.57°)
OKLab	oklab(61.95% -0.1377 0.0954)
OKLCH	oklch(61.95% 0.168 145.3)
XYZ	xyz(14.5133, 25.7820, 8.9132)
Luminance	0.2578 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309F3F #9F3090

analogous

#589F30 #309F3F #309F76

triadic

#309F3F #3F309F #9F3F30

tetradic

#309F3F #30589F #9F3090 #9F7630

square

#309F3F #30589F #9F3090 #9F7630

split-complementary

#309F3F #76309F #9F3058

monochromatic

#14411A #22702C #309F3F #45C757 #74D581

Accessibility & contrast

On white

3.41

#309F3F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#309F3F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309F3F

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309F3F	#FFFFFF	#000000	##000000
##309F3F	1.00	3.41	6.16	6.16
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.16	21.00	1.00	1.00
##000000	6.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A29035

Deuteranopia (green-blind)

#948747

Tritanopia (blue-blind)

#059B8A

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #309f3f;
/* rgb */ color: rgb(48, 159, 63);
/* oklch */ color: oklch(61.9% 0.168 145.3);

Tailwind

colors: {
  custom: {
    50: '#78bc77',
    500: '#309f3f',
    950: '#000000',
  },
}

SCSS

$custom: #309f3f;
$custom-light: #78bc77;
$custom-dark: #000000;

JSON

{
  "hex": "#309f3f",
  "rgb": {
    "r": 48,
    "g": 159,
    "b": 63
  },
  "hsl": {
    "h": 128.108,
    "s": 53.623,
    "l": 40.588
  },
  "oklch": {
    "l": 0.61949,
    "c": 0.16754,
    "h": 145.3
  },
  "luminance": 0.25784
}

Semantic roles & 50–950 ramp

primary

#309F3F

secondary

#BD6EB2

accent

#4BC9DD

background

#F7FBF7

surface

#EEF7ED

border

#C9D0C8

text

#0A1209

muted

#7C817B

Preview Lab

Preview with #309F3F

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

Preview Lab → · Contrast checker → · Palette generator →