#304B4F#304B4F

#304B4F is a dark, muted teal. Relative luminance 0.062; OKLCH L 39.3% C 0.033 H 207.6°. Best body text is #FFFFFF at 9.35:1 contrast (WCAG AA passes).

Color values

HEX	#304B4F
RGB	rgb(48, 75, 79)
HSL	hsl(188, 24%, 25%)
HSV	hsv(188, 39%, 31%)
CMYK	cmyk(39.2%, 5.1%, 0%, 69%)
CIE-LAB	lab(29.97, -9.01, -5.63)
CIE-LCH	lch(29.97, 10.62, 212.00°)
OKLab	oklab(39.29% -0.0295 -0.0154)
OKLCH	oklch(39.29% 0.033 207.6)
XYZ	xyz(5.1458, 6.2247, 8.3260)
Luminance	0.0622 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304B4F #4F3430

analogous

#304F44 #304B4F #303C4F

triadic

#304B4F #4F304B #4B4F30

tetradic

#304B4F #44304F #4F3430 #3C4F30

square

#304B4F #44304F #4F3430 #3C4F30

split-complementary

#304B4F #4F303C #4F4430

monochromatic

#0C1213 #192729 #304B4F #476F75 #5E939B

Accessibility & contrast

On white

9.35

#304B4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#304B4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304B4F

9.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304B4F	#FFFFFF	#000000	##FFFFFF
##304B4F	1.00	9.35	2.25	9.35
#FFFFFF	9.35	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47494F

Deuteranopia (green-blind)

#41454F

Tritanopia (blue-blind)

#244D4C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #304b4f;
/* rgb */ color: rgb(48, 75, 79);
/* oklch */ color: oklch(39.3% 0.033 207.6);

Tailwind

colors: {
  custom: {
    50: '#6a7d80',
    500: '#304b4f',
    950: '#000000',
  },
}

SCSS

$custom: #304b4f;
$custom-light: #6a7d80;
$custom-dark: #000000;

JSON

{
  "hex": "#304b4f",
  "rgb": {
    "r": 48,
    "g": 75,
    "b": 79
  },
  "hsl": {
    "h": 187.742,
    "s": 24.409,
    "l": 24.902
  },
  "oklch": {
    "l": 0.39287,
    "c": 0.0333,
    "h": 207.6
  },
  "luminance": 0.06225
}

Semantic roles & 50–950 ramp

primary

#304B4F

secondary

#80605B

accent

#7367C1

background

#F6F7F7

surface

#EBEEEE

border

#C6C9C9

text

#06090A

muted

#7A7B7C

Preview Lab

Preview with #304B4F

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

Preview Lab → · Contrast checker → · Palette generator →