#309D5E#309D5E

#309D5E is a mid, vivid green. Relative luminance 0.256; OKLCH L 61.9% C 0.136 H 153.7°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#309D5E
RGB	rgb(48, 157, 94)
HSL	hsl(145, 53%, 40%)
HSV	hsv(145, 69%, 62%)
CMYK	cmyk(69.4%, 0%, 40.1%, 38.4%)
CIE-LAB	lab(57.61, -45.31, 24.28)
CIE-LCH	lch(57.61, 51.40, 151.82°)
OKLab	oklab(61.91% -0.1223 0.0605)
OKLCH	oklch(61.91% 0.136 153.7)
XYZ	xyz(15.2949, 25.5488, 14.7128)
Luminance	0.2555 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309D5E #9D306F

analogous

#389D30 #309D5E #309D94

triadic

#309D5E #5E309D #9D5E30

tetradic

#309D5E #30389D #9D306F #9D9430

square

#309D5E #30389D #9D306F #9D9430

split-complementary

#309D5E #94309D #9D3038

monochromatic

#133F26 #226E42 #309D5E #44C67B #73D49C

Accessibility & contrast

On white

3.44

#309D5E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.11

#309D5E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309D5E

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309D5E	#FFFFFF	#000000	##000000
##309D5E	1.00	3.44	6.11	6.11
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.11	21.00	1.00	1.00
##000000	6.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9D905A

Deuteranopia (green-blind)

#8F8662

Tritanopia (blue-blind)

#009B8D

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #309d5e;
/* rgb */ color: rgb(48, 157, 94);
/* oklch */ color: oklch(61.9% 0.136 153.7);

Tailwind

colors: {
  custom: {
    50: '#76bb8c',
    500: '#309d5e',
    950: '#000000',
  },
}

SCSS

$custom: #309d5e;
$custom-light: #76bb8c;
$custom-dark: #000000;

JSON

{
  "hex": "#309d5e",
  "rgb": {
    "r": 48,
    "g": 157,
    "b": 94
  },
  "hsl": {
    "h": 145.321,
    "s": 53.171,
    "l": 40.196
  },
  "oklch": {
    "l": 0.61905,
    "c": 0.13646,
    "h": 153.7
  },
  "luminance": 0.2555
}

Semantic roles & 50–950 ramp

primary

#309D5E

secondary

#BC6D9B

accent

#4B9FDD

background

#F7FBF8

surface

#EEF6F0

border

#C9D0CB

text

#0A120C

muted

#7C817D

Preview Lab

Preview with #309D5E

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

Preview Lab → · Contrast checker → · Palette generator →