#304C39#304C39

#304C39 is a dark, muted green. Relative luminance 0.061; OKLCH L 38.8% C 0.047 H 154.0°. Best body text is #FFFFFF at 9.47:1 contrast (WCAG AA passes).

Color values

HEX	#304C39
RGB	rgb(48, 76, 57)
HSL	hsl(139, 23%, 24%)
HSV	hsv(139, 37%, 30%)
CMYK	cmyk(36.8%, 0%, 25%, 70.2%)
CIE-LAB	lab(29.64, -15.31, 8.01)
CIE-LCH	lch(29.64, 17.28, 152.37°)
OKLab	oklab(38.8% -0.0421 0.0205)
OKLCH	oklch(38.8% 0.047 154)
XYZ	xyz(4.5416, 6.0924, 4.8068)
Luminance	0.0609 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304C39 #4C3043

analogous

#354C30 #304C39 #304C47

triadic

#304C39 #39304C #4C3930

tetradic

#304C39 #30354C #4C3043 #4C4730

square

#304C39 #30354C #4C3043 #4C4730

split-complementary

#304C39 #47304C #4C3035

monochromatic

#0C130E #18261D #304C39 #487255 #5F9771

Accessibility & contrast

On white

9.47

#304C39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#304C39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304C39

9.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304C39	#FFFFFF	#000000	##FFFFFF
##304C39	1.00	9.47	2.22	9.47
#FFFFFF	9.47	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4838

Deuteranopia (green-blind)

#47453A

Tritanopia (blue-blind)

#2B4B47

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #304c39;
/* rgb */ color: rgb(48, 76, 57);
/* oklch */ color: oklch(38.8% 0.047 154.0);

Tailwind

colors: {
  custom: {
    50: '#697e6f',
    500: '#304c39',
    950: '#000000',
  },
}

SCSS

$custom: #304c39;
$custom-light: #697e6f;
$custom-dark: #000000;

JSON

{
  "hex": "#304c39",
  "rgb": {
    "r": 48,
    "g": 76,
    "b": 57
  },
  "hsl": {
    "h": 139.286,
    "s": 22.581,
    "l": 24.314
  },
  "oklch": {
    "l": 0.38803,
    "c": 0.04688,
    "h": 154
  },
  "luminance": 0.06093
}

Semantic roles & 50–950 ramp

primary

#304C39

secondary

#7D5B72

accent

#69A3BF

background

#F6F7F6

surface

#EBEEEC

border

#C6C9C7

text

#060A07

muted

#7A7C7A

Preview Lab

Preview with #304C39

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

Preview Lab → · Contrast checker → · Palette generator →