#304F62#304F62

#304F62 is a dark, muted cyan. Relative luminance 0.071; OKLCH L 41.2% C 0.049 H 236.6°. Best body text is #FFFFFF at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#304F62
RGB	rgb(48, 79, 98)
HSL	hsl(203, 34%, 29%)
HSV	hsv(203, 51%, 38%)
CMYK	cmyk(51%, 19.4%, 0%, 61.6%)
CIE-LAB	lab(32.04, -5.58, -14.63)
CIE-LCH	lch(32.04, 15.66, 249.12°)
OKLab	oklab(41.18% -0.0268 -0.0406)
OKLCH	oklch(41.18% 0.049 236.6)
XYZ	xyz(6.2187, 7.1017, 12.5960)
Luminance	0.0710 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304F62 #624330

analogous

#30625C #304F62 #303662

triadic

#304F62 #62304F #4F6230

tetradic

#304F62 #5C3062 #624330 #366230

square

#304F62 #5C3062 #624330 #366230

split-complementary

#304F62 #623036 #625C30

monochromatic

#0A1115 #1C2E39 #304F62 #44708B #5D90B0

Accessibility & contrast

On white

8.68

#304F62 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#304F62 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304F62

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304F62	#FFFFFF	#000000	##FFFFFF
##304F62	1.00	8.68	2.42	8.68
#FFFFFF	8.68	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464E63

Deuteranopia (green-blind)

#3F4962

Tritanopia (blue-blind)

#185455

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #304f62;
/* rgb */ color: rgb(48, 79, 98);
/* oklch */ color: oklch(41.2% 0.049 236.6);

Tailwind

colors: {
  custom: {
    50: '#6c808e',
    500: '#304f62',
    950: '#000000',
  },
}

SCSS

$custom: #304f62;
$custom-light: #6c808e;
$custom-dark: #000000;

JSON

{
  "hex": "#304f62",
  "rgb": {
    "r": 48,
    "g": 79,
    "b": 98
  },
  "hsl": {
    "h": 202.8,
    "s": 34.247,
    "l": 28.627
  },
  "oklch": {
    "l": 0.41175,
    "c": 0.04867,
    "h": 236.6
  },
  "luminance": 0.07102
}

Semantic roles & 50–950 ramp

primary

#304F62

secondary

#93705A

accent

#875DCA

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#070A0C

muted

#7A7C7D

Preview Lab

Preview with #304F62

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

Preview Lab → · Contrast checker → · Palette generator →