#309C63#309C63

#309C63 is a mid, vivid green. Relative luminance 0.253; OKLCH L 61.7% C 0.130 H 155.9°. Best body text is #000000 at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#309C63
RGB	rgb(48, 156, 99)
HSL	hsl(148, 53%, 40%)
HSV	hsv(148, 69%, 61%)
CMYK	cmyk(69.2%, 0%, 36.5%, 38.8%)
CIE-LAB	lab(57.37, -43.92, 21.23)
CIE-LCH	lch(57.37, 48.78, 154.20°)
OKLab	oklab(61.74% -0.1189 0.0533)
OKLCH	oklch(61.74% 0.13 155.9)
XYZ	xyz(15.3581, 25.3045, 15.8768)
Luminance	0.2531 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309C63 #9C3069

analogous

#339C30 #309C63 #309C99

triadic

#309C63 #63309C #9C6330

tetradic

#309C63 #30339C #9C3069 #9C9930

square

#309C63 #30339C #9C3069 #9C9930

split-complementary

#309C63 #99309C #9C3033

monochromatic

#133E28 #226D45 #309C63 #44C581 #73D4A0

Accessibility & contrast

On white

3.46

#309C63 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.06

#309C63 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309C63

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309C63	#FFFFFF	#000000	##000000
##309C63	1.00	3.46	6.06	6.06
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.06	21.00	1.00	1.00
##000000	6.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9B905F

Deuteranopia (green-blind)

#8E8667

Tritanopia (blue-blind)

#009B8D

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #309c63;
/* rgb */ color: rgb(48, 156, 99);
/* oklch */ color: oklch(61.7% 0.130 155.9);

Tailwind

colors: {
  custom: {
    50: '#76ba90',
    500: '#309c63',
    950: '#000000',
  },
}

SCSS

$custom: #309c63;
$custom-light: #76ba90;
$custom-dark: #000000;

JSON

{
  "hex": "#309c63",
  "rgb": {
    "r": 48,
    "g": 156,
    "b": 99
  },
  "hsl": {
    "h": 148.333,
    "s": 52.941,
    "l": 40
  },
  "oklch": {
    "l": 0.6174,
    "c": 0.13031,
    "h": 155.9
  },
  "luminance": 0.25306
}

Semantic roles & 50–950 ramp

primary

#309C63

secondary

#BC6C96

accent

#4B98DC

background

#F7FBF8

surface

#EEF6F0

border

#C9D0CB

text

#0A120C

muted

#7C817D

Preview Lab

Preview with #309C63

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

Preview Lab → · Contrast checker → · Palette generator →