#309F1B#309F1B

#309F1B is a mid, vivid green. Relative luminance 0.255; OKLCH L 61.6% C 0.191 H 141.1°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#309F1B
RGB	rgb(48, 159, 27)
HSL	hsl(110, 71%, 36%)
HSV	hsv(110, 83%, 62%)
CMYK	cmyk(69.8%, 0%, 83%, 37.6%)
CIE-LAB	lab(57.56, -54.19, 54.12)
CIE-LCH	lch(57.56, 76.59, 135.04°)
OKLab	oklab(61.64% -0.1482 0.1197)
OKLCH	oklch(61.64% 0.191 141.1)
XYZ	xyz(13.8142, 25.5023, 5.2311)
Luminance	0.2550 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309F1B #8A1B9F

analogous

#729F1B #309F1B #1B9F48

triadic

#309F1B #1B309F #9F1B30

tetradic

#309F1B #1B729F #8A1B9F #9F481B

square

#309F1B #1B729F #8A1B9F #9F481B

split-complementary

#309F1B #481B9F #9F1B72

monochromatic

#103609 #206B12 #309F1B #40D324 #69E253

Accessibility & contrast

On white

3.44

#309F1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#309F1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309F1B

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309F1B	#FFFFFF	#000000	##000000
##309F1B	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A39000

Deuteranopia (green-blind)

#96872C

Tritanopia (blue-blind)

#179A87

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #309f1b;
/* rgb */ color: rgb(48, 159, 27);
/* oklch */ color: oklch(61.6% 0.191 141.1);

Tailwind

colors: {
  custom: {
    50: '#79bc64',
    500: '#309f1b',
    950: '#000000',
  },
}

SCSS

$custom: #309f1b;
$custom-light: #79bc64;
$custom-dark: #000000;

JSON

{
  "hex": "#309f1b",
  "rgb": {
    "r": 48,
    "g": 159,
    "b": 27
  },
  "hsl": {
    "h": 110.455,
    "s": 70.968,
    "l": 36.471
  },
  "oklch": {
    "l": 0.61641,
    "c": 0.1905,
    "h": 141.1
  },
  "luminance": 0.25504
}

Semantic roles & 50–950 ramp

primary

#309F1B

secondary

#B251C5

accent

#3AEED1

background

#F8FBF6

surface

#EFF7EB

border

#CAD0C6

text

#0A1206

muted

#7C817A

Preview Lab

Preview with #309F1B

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

Preview Lab → · Contrast checker → · Palette generator →