#309D21#309D21

#309D21 is a mid, vivid green. Relative luminance 0.249; OKLCH L 61.1% C 0.185 H 141.5°. Best body text is #000000 at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#309D21
RGB	rgb(48, 157, 33)
HSL	hsl(113, 65%, 37%)
HSV	hsv(113, 79%, 62%)
CMYK	cmyk(69.4%, 0%, 79%, 38.4%)
CIE-LAB	lab(56.93, -53.16, 51.71)
CIE-LCH	lch(56.93, 74.16, 135.79°)
OKLab	oklab(61.13% -0.1451 0.1156)
OKLCH	oklch(61.13% 0.185 141.5)
XYZ	xyz(13.5497, 24.8507, 5.5211)
Luminance	0.2485 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309D21 #8E219D

analogous

#6E9D21 #309D21 #219D50

triadic

#309D21 #21309D #9D2130

tetradic

#309D21 #216E9D #8E219D #9D5021

square

#309D21 #216E9D #8E219D #9D5021

split-complementary

#309D21 #50219D #9D216E

monochromatic

#11380C #216A16 #309D21 #3FD02C #6BDD5C

Accessibility & contrast

On white

3.52

#309D21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.97

#309D21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309D21

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309D21	#FFFFFF	#000000	##000000
##309D21	1.00	3.52	5.97	5.97
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.97	21.00	1.00	1.00
##000000	5.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A18E00

Deuteranopia (green-blind)

#94852F

Tritanopia (blue-blind)

#179886

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #309d21;
/* rgb */ color: rgb(48, 157, 33);
/* oklch */ color: oklch(61.1% 0.185 141.5);

Tailwind

colors: {
  custom: {
    50: '#79bb66',
    500: '#309d21',
    950: '#000000',
  },
}

SCSS

$custom: #309d21;
$custom-light: #79bb66;
$custom-dark: #000000;

JSON

{
  "hex": "#309d21",
  "rgb": {
    "r": 48,
    "g": 157,
    "b": 33
  },
  "hsl": {
    "h": 112.742,
    "s": 65.263,
    "l": 37.255
  },
  "oklch": {
    "l": 0.61126,
    "c": 0.18547,
    "h": 141.5
  },
  "luminance": 0.24852
}

Semantic roles & 50–950 ramp

primary

#309D21

secondary

#B459C1

accent

#40E8D4

background

#F7FBF6

surface

#EEF6EB

border

#C9D0C6

text

#0A1206

muted

#7C817A

Preview Lab

Preview with #309D21

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

Preview Lab → · Contrast checker → · Palette generator →