#309F5B#309F5B

#309F5B is a light, vivid green. Relative luminance 0.262; OKLCH L 62.4% C 0.142 H 152.3°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#309F5B
RGB	rgb(48, 159, 91)
HSL	hsl(143, 54%, 41%)
HSV	hsv(143, 70%, 62%)
CMYK	cmyk(69.8%, 0%, 42.8%, 37.6%)
CIE-LAB	lab(58.21, -46.66, 26.68)
CIE-LCH	lch(58.21, 53.75, 150.24°)
OKLab	oklab(62.38% -0.1258 0.066)
OKLCH	oklch(62.38% 0.142 152.3)
XYZ	xyz(15.5041, 26.1783, 14.1313)
Luminance	0.2618 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309F5B #9F3074

analogous

#3D9F30 #309F5B #309F92

triadic

#309F5B #5B309F #9F5B30

tetradic

#309F5B #303D9F #9F3074 #9F9230

square

#309F5B #303D9F #9F3074 #9F9230

split-complementary

#309F5B #92309F #9F303D

monochromatic

#144125 #227040 #309F5B #45C777 #74D59A

Accessibility & contrast

On white

3.37

#309F5B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#309F5B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309F5B

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309F5B	#FFFFFF	#000000	##000000
##309F5B	1.00	3.37	6.24	6.24
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9F9256

Deuteranopia (green-blind)

#928860

Tritanopia (blue-blind)

#009D8E

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #309f5b;
/* rgb */ color: rgb(48, 159, 91);
/* oklch */ color: oklch(62.4% 0.142 152.3);

Tailwind

colors: {
  custom: {
    50: '#77bc8a',
    500: '#309f5b',
    950: '#000000',
  },
}

SCSS

$custom: #309f5b;
$custom-light: #77bc8a;
$custom-dark: #000000;

JSON

{
  "hex": "#309f5b",
  "rgb": {
    "r": 48,
    "g": 159,
    "b": 91
  },
  "hsl": {
    "h": 143.243,
    "s": 53.623,
    "l": 40.588
  },
  "oklch": {
    "l": 0.62382,
    "c": 0.14209,
    "h": 152.3
  },
  "luminance": 0.2618
}

Semantic roles & 50–950 ramp

primary

#309F5B

secondary

#BD6E9E

accent

#4BA4DD

background

#F7FBF8

surface

#EEF6F0

border

#C9D0CB

text

#0A120C

muted

#7C817D

Preview Lab

Preview with #309F5B

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

Preview Lab → · Contrast checker → · Palette generator →