#309C21#309C21

#309C21 is a mid, vivid green. Relative luminance 0.245; OKLCH L 60.9% C 0.184 H 141.4°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#309C21
RGB	rgb(48, 156, 33)
HSL	hsl(113, 65%, 37%)
HSV	hsv(113, 79%, 61%)
CMYK	cmyk(69.2%, 0%, 78.8%, 38.8%)
CIE-LAB	lab(56.60, -52.82, 51.40)
CIE-LCH	lch(56.60, 73.69, 135.78°)
OKLab	oklab(60.85% -0.1442 0.1149)
OKLCH	oklch(60.85% 0.184 141.4)
XYZ	xyz(13.3812, 24.5137, 5.4650)
Luminance	0.2452 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309C21 #8D219C

analogous

#6E9C21 #309C21 #219C50

triadic

#309C21 #21309C #9C2130

tetradic

#309C21 #216E9C #8D219C #9C5021

square

#309C21 #216E9C #8D219C #9C5021

split-complementary

#309C21 #50219C #9C216E

monochromatic

#11370C #206916 #309C21 #40CF2C #6BDC5B

Accessibility & contrast

On white

3.56

#309C21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.90

#309C21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309C21

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309C21	#FFFFFF	#000000	##000000
##309C21	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A08D00

Deuteranopia (green-blind)

#93842F

Tritanopia (blue-blind)

#189785

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #309c21;
/* rgb */ color: rgb(48, 156, 33);
/* oklch */ color: oklch(60.9% 0.184 141.4);

Tailwind

colors: {
  custom: {
    50: '#79ba66',
    500: '#309c21',
    950: '#000000',
  },
}

SCSS

$custom: #309c21;
$custom-light: #79ba66;
$custom-dark: #000000;

JSON

{
  "hex": "#309c21",
  "rgb": {
    "r": 48,
    "g": 156,
    "b": 33
  },
  "hsl": {
    "h": 112.683,
    "s": 65.079,
    "l": 37.059
  },
  "oklch": {
    "l": 0.60851,
    "c": 0.18435,
    "h": 141.4
  },
  "luminance": 0.24515
}

Semantic roles & 50–950 ramp

primary

#309C21

secondary

#B458C1

accent

#40E8D4

background

#F7FBF6

surface

#EEF6EB

border

#C9D0C6

text

#0A1206

muted

#7C817A

Preview Lab

Preview with #309C21

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

Preview Lab → · Contrast checker → · Palette generator →