#309A57#309A57

#309A57 is a mid, vivid green. Relative luminance 0.244; OKLCH L 61.0% C 0.139 H 151.8°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#309A57
RGB	rgb(48, 154, 87)
HSL	hsl(142, 52%, 40%)
HSV	hsv(142, 69%, 60%)
CMYK	cmyk(68.8%, 0%, 43.5%, 39.6%)
CIE-LAB	lab(56.51, -45.43, 26.62)
CIE-LCH	lch(56.51, 52.65, 149.62°)
OKLab	oklab(60.97% -0.1225 0.0658)
OKLCH	oklch(60.97% 0.139 151.8)
XYZ	xyz(14.4936, 24.4261, 12.9659)
Luminance	0.2443 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309A57 #9A3073

analogous

#3E9A30 #309A57 #309A8C

triadic

#309A57 #57309A #9A5730

tetradic

#309A57 #303E9A #9A3073 #9A8C30

square

#309A57 #303E9A #9A3073 #9A8C30

split-complementary

#309A57 #8C309A #9A303E

monochromatic

#133D22 #216B3D #309A57 #43C472 #72D395

Accessibility & contrast

On white

3.57

#309A57 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#309A57 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309A57

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309A57	#FFFFFF	#000000	##000000
##309A57	1.00	3.57	5.89	5.89
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9A8D52

Deuteranopia (green-blind)

#8D845C

Tritanopia (blue-blind)

#00988A

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #309a57;
/* rgb */ color: rgb(48, 154, 87);
/* oklch */ color: oklch(61.0% 0.139 151.8);

Tailwind

colors: {
  custom: {
    50: '#76b987',
    500: '#309a57',
    950: '#000000',
  },
}

SCSS

$custom: #309a57;
$custom-light: #76b987;
$custom-dark: #000000;

JSON

{
  "hex": "#309a57",
  "rgb": {
    "r": 48,
    "g": 154,
    "b": 87
  },
  "hsl": {
    "h": 142.075,
    "s": 52.475,
    "l": 39.608
  },
  "oklch": {
    "l": 0.60965,
    "c": 0.13905,
    "h": 151.8
  },
  "luminance": 0.24428
}

Semantic roles & 50–950 ramp

primary

#309A57

secondary

#BB6B9D

accent

#4CA7DC

background

#F7FBF8

surface

#EEF6EF

border

#C9D0CA

text

#09110B

muted

#7B807C

Preview Lab

Preview with #309A57

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

Preview Lab → · Contrast checker → · Palette generator →