#309F37#309F37

#309F37 is a mid, vivid green. Relative luminance 0.257; OKLCH L 61.9% C 0.174 H 144.0°. Best body text is #000000 at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#309F37
RGB	rgb(48, 159, 55)
HSL	hsl(124, 54%, 41%)
HSV	hsv(124, 70%, 62%)
CMYK	cmyk(69.8%, 0%, 65.4%, 37.6%)
CIE-LAB	lab(57.75, -51.92, 44.02)
CIE-LCH	lch(57.75, 68.07, 139.71°)
OKLab	oklab(61.86% -0.1406 0.1022)
OKLCH	oklch(61.86% 0.174 144)
XYZ	xyz(14.3057, 25.6990, 7.8202)
Luminance	0.2570 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309F37 #9F3098

analogous

#609F30 #309F37 #309F6E

triadic

#309F37 #37309F #9F3730

tetradic

#309F37 #30609F #9F3098 #9F6E30

square

#309F37 #30609F #9F3098 #9F6E30

split-complementary

#309F37 #6E309F #9F3060

monochromatic

#144116 #227027 #309F37 #45C74D #74D57A

Accessibility & contrast

On white

3.42

#309F37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.14

#309F37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309F37

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309F37	#FFFFFF	#000000	##000000
##309F37	1.00	3.42	6.14	6.14
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.14	21.00	1.00	1.00
##000000	6.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2902A

Deuteranopia (green-blind)

#958740

Tritanopia (blue-blind)

#0C9B89

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #309f37;
/* rgb */ color: rgb(48, 159, 55);
/* oklch */ color: oklch(61.9% 0.174 144.0);

Tailwind

colors: {
  custom: {
    50: '#78bc72',
    500: '#309f37',
    950: '#000000',
  },
}

SCSS

$custom: #309f37;
$custom-light: #78bc72;
$custom-dark: #000000;

JSON

{
  "hex": "#309f37",
  "rgb": {
    "r": 48,
    "g": 159,
    "b": 55
  },
  "hsl": {
    "h": 123.784,
    "s": 53.623,
    "l": 40.588
  },
  "oklch": {
    "l": 0.61858,
    "c": 0.17387,
    "h": 144
  },
  "luminance": 0.257
}

Semantic roles & 50–950 ramp

primary

#309F37

secondary

#BD6EB8

accent

#4BD4DD

background

#F7FBF7

surface

#EEF7ED

border

#C9D0C8

text

#0A1208

muted

#7C817B

Preview Lab

Preview with #309F37

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

Preview Lab → · Contrast checker → · Palette generator →