#306EC6#306EC6

#306EC6 is a mid, vivid blue. Relative luminance 0.159; OKLCH L 54.4% C 0.151 H 257.8°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#306EC6
RGB	rgb(48, 110, 198)
HSL	hsl(215, 61%, 48%)
HSV	hsv(215, 76%, 78%)
CMYK	cmyk(75.8%, 44.4%, 0%, 22.4%)
CIE-LAB	lab(46.78, 11.00, -51.59)
CIE-LCH	lch(46.78, 52.75, 282.04°)
OKLab	oklab(54.44% -0.0321 -0.1478)
OKLCH	oklch(54.44% 0.151 257.8)
XYZ	xyz(16.9842, 15.8555, 55.5804)
Luminance	0.1586 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306EC6 #C68830

analogous

#30B9C6 #306EC6 #3D30C6

triadic

#306EC6 #C6306E #6EC630

tetradic

#306EC6 #C630B9 #C68830 #30C63D

square

#306EC6 #C630B9 #C68830 #30C63D

split-complementary

#306EC6 #C63D30 #B9C630

monochromatic

#183763 #245395 #306EC6 #5C8FD7 #8DB1E3

Accessibility & contrast

On white

5.03

#306EC6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#306EC6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306EC6

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306EC6	#FFFFFF	#000000	##FFFFFF
##306EC6	1.00	5.03	4.17	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4176C9

Deuteranopia (green-blind)

#2269C4

Tritanopia (blue-blind)

#008390

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #306ec6;
/* rgb */ color: rgb(48, 110, 198);
/* oklch */ color: oklch(54.4% 0.151 257.8);

Tailwind

colors: {
  custom: {
    50: '#7d97d8',
    500: '#306ec6',
    950: '#000000',
  },
}

SCSS

$custom: #306ec6;
$custom-light: #7d97d8;
$custom-dark: #000000;

JSON

{
  "hex": "#306ec6",
  "rgb": {
    "r": 48,
    "g": 110,
    "b": 198
  },
  "hsl": {
    "h": 215.2,
    "s": 60.976,
    "l": 48.235
  },
  "oklch": {
    "l": 0.54443,
    "c": 0.15126,
    "h": 257.8
  },
  "luminance": 0.15857
}

Semantic roles & 50–950 ramp

primary

#306EC6

secondary

#CEAF84

accent

#A244E4

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #306EC6

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

Preview Lab → · Contrast checker → · Palette generator →