#309D54#309D54

#309D54 is a mid, vivid green. Relative luminance 0.254; OKLCH L 61.7% C 0.146 H 150.4°. Best body text is #000000 at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#309D54
RGB	rgb(48, 157, 84)
HSL	hsl(140, 53%, 40%)
HSV	hsv(140, 69%, 62%)
CMYK	cmyk(69.4%, 0%, 46.5%, 38.4%)
CIE-LAB	lab(57.44, -47.12, 29.42)
CIE-LCH	lch(57.44, 55.55, 148.02°)
OKLab	oklab(61.72% -0.127 0.0722)
OKLCH	oklch(61.72% 0.146 150.4)
XYZ	xyz(14.8749, 25.3808, 12.5008)
Luminance	0.2538 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309D54 #9D3079

analogous

#429D30 #309D54 #309D8B

triadic

#309D54 #54309D #9D5430

tetradic

#309D54 #30429D #9D3079 #9D8B30

square

#309D54 #30429D #9D3079 #9D8B30

split-complementary

#309D54 #8B309D #9D3042

monochromatic

#133F22 #226E3B #309D54 #44C66F #73D493

Accessibility & contrast

On white

3.46

#309D54 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.08

#309D54 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309D54

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309D54	#FFFFFF	#000000	##000000
##309D54	1.00	3.46	6.08	6.08
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.08	21.00	1.00	1.00
##000000	6.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E904E

Deuteranopia (green-blind)

#908659

Tritanopia (blue-blind)

#009A8B

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #309d54;
/* rgb */ color: rgb(48, 157, 84);
/* oklch */ color: oklch(61.7% 0.146 150.4);

Tailwind

colors: {
  custom: {
    50: '#77bb85',
    500: '#309d54',
    950: '#000000',
  },
}

SCSS

$custom: #309d54;
$custom-light: #77bb85;
$custom-dark: #000000;

JSON

{
  "hex": "#309d54",
  "rgb": {
    "r": 48,
    "g": 157,
    "b": 84
  },
  "hsl": {
    "h": 139.817,
    "s": 53.171,
    "l": 40.196
  },
  "oklch": {
    "l": 0.61718,
    "c": 0.14604,
    "h": 150.4
  },
  "luminance": 0.25382
}

Semantic roles & 50–950 ramp

primary

#309D54

secondary

#BC6DA2

accent

#4BADDD

background

#F7FBF8

surface

#EEF6EF

border

#C9D0CA

text

#0A120B

muted

#7C817C

Preview Lab

Preview with #309D54

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

Preview Lab → · Contrast checker → · Palette generator →