#306FC6#306FC6

#306FC6 is a mid, vivid cyan. Relative luminance 0.161; OKLCH L 54.7% C 0.150 H 257.3°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#306FC6
RGB	rgb(48, 111, 198)
HSL	hsl(215, 61%, 48%)
HSV	hsv(215, 76%, 78%)
CMYK	cmyk(75.8%, 43.9%, 0%, 22.4%)
CIE-LAB	lab(47.07, 10.37, -51.13)
CIE-LCH	lch(47.07, 52.18, 281.47°)
OKLab	oklab(54.66% -0.0329 -0.1465)
OKLCH	oklch(54.66% 0.15 257.3)
XYZ	xyz(17.0927, 16.0725, 55.6166)
Luminance	0.1607 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306FC6 #C68730

analogous

#30BAC6 #306FC6 #3C30C6

triadic

#306FC6 #C6306F #6FC630

tetradic

#306FC6 #C630BA #C68730 #30C63C

square

#306FC6 #C630BA #C68730 #30C63C

split-complementary

#306FC6 #C63C30 #BAC630

monochromatic

#183863 #245395 #306FC6 #5C90D7 #8DB1E3

Accessibility & contrast

On white

4.98

#306FC6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#306FC6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306FC6

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306FC6	#FFFFFF	#000000	##FFFFFF
##306FC6	1.00	4.98	4.21	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4377C9

Deuteranopia (green-blind)

#2569C4

Tritanopia (blue-blind)

#008491

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #306fc6;
/* rgb */ color: rgb(48, 111, 198);
/* oklch */ color: oklch(54.7% 0.150 257.3);

Tailwind

colors: {
  custom: {
    50: '#7d97d8',
    500: '#306fc6',
    950: '#000000',
  },
}

SCSS

$custom: #306fc6;
$custom-light: #7d97d8;
$custom-dark: #000000;

JSON

{
  "hex": "#306fc6",
  "rgb": {
    "r": 48,
    "g": 111,
    "b": 198
  },
  "hsl": {
    "h": 214.8,
    "s": 60.976,
    "l": 48.235
  },
  "oklch": {
    "l": 0.54664,
    "c": 0.15012,
    "h": 257.3
  },
  "luminance": 0.16074
}

Semantic roles & 50–950 ramp

primary

#306FC6

secondary

#CEAF84

accent

#A144E4

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #306FC6

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

Preview Lab → · Contrast checker → · Palette generator →