#309B54#309B54

#309B54 is a mid, vivid green. Relative luminance 0.247; OKLCH L 61.2% C 0.143 H 150.7°. Best body text is #000000 at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#309B54
RGB	rgb(48, 155, 84)
HSL	hsl(140, 53%, 40%)
HSV	hsv(140, 69%, 61%)
CMYK	cmyk(69%, 0%, 45.8%, 39.2%)
CIE-LAB	lab(56.79, -46.35, 28.59)
CIE-LCH	lch(56.79, 54.46, 148.33°)
OKLab	oklab(61.18% -0.1249 0.0702)
OKLCH	oklch(61.18% 0.143 150.7)
XYZ	xyz(14.5393, 24.7096, 12.3890)
Luminance	0.2471 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309B54 #9B3077

analogous

#429B30 #309B54 #309B8A

triadic

#309B54 #54309B #9B5430

tetradic

#309B54 #30429B #9B3077 #9B8A30

square

#309B54 #30429B #9B3077 #9B8A30

split-complementary

#309B54 #8A309B #9B3042

monochromatic

#133E21 #226C3B #309B54 #43C56F #72D393

Accessibility & contrast

On white

3.53

#309B54 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.94

#309B54 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309B54

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309B54	#FFFFFF	#000000	##000000
##309B54	1.00	3.53	5.94	5.94
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.94	21.00	1.00	1.00
##000000	5.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C8E4F

Deuteranopia (green-blind)

#8F8559

Tritanopia (blue-blind)

#00988A

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #309b54;
/* rgb */ color: rgb(48, 155, 84);
/* oklch */ color: oklch(61.2% 0.143 150.7);

Tailwind

colors: {
  custom: {
    50: '#76b985',
    500: '#309b54',
    950: '#000000',
  },
}

SCSS

$custom: #309b54;
$custom-light: #76b985;
$custom-dark: #000000;

JSON

{
  "hex": "#309b54",
  "rgb": {
    "r": 48,
    "g": 155,
    "b": 84
  },
  "hsl": {
    "h": 140.187,
    "s": 52.709,
    "l": 39.804
  },
  "oklch": {
    "l": 0.6118,
    "c": 0.14331,
    "h": 150.7
  },
  "luminance": 0.24711
}

Semantic roles & 50–950 ramp

primary

#309B54

secondary

#BB6CA0

accent

#4CACDC

background

#F7FBF8

surface

#EEF6EF

border

#C9D0CA

text

#0A120B

muted

#7C817C

Preview Lab

Preview with #309B54

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

Preview Lab → · Contrast checker → · Palette generator →