#306AC4#306AC4

#306AC4 is a mid, vivid blue. Relative luminance 0.149; OKLCH L 53.4% C 0.153 H 259.1°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#306AC4
RGB	rgb(48, 106, 196)
HSL	hsl(216, 61%, 48%)
HSV	hsv(216, 76%, 77%)
CMYK	cmyk(75.5%, 45.9%, 0%, 23.1%)
CIE-LAB	lab(45.52, 12.79, -52.46)
CIE-LCH	lch(45.52, 54.00, 283.70°)
OKLab	oklab(53.43% -0.0291 -0.1504)
OKLCH	oklch(53.43% 0.153 259.1)
XYZ	xyz(16.3331, 14.9201, 54.2329)
Luminance	0.1492 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306AC4 #C48A30

analogous

#30B4C4 #306AC4 #4030C4

triadic

#306AC4 #C4306A #6AC430

tetradic

#306AC4 #C430B4 #C48A30 #30C440

square

#306AC4 #C430B4 #C48A30 #30C440

split-complementary

#306AC4 #C44030 #B4C430

monochromatic

#183562 #244F93 #306AC4 #5A8BD7 #8CAEE3

Accessibility & contrast

On white

5.27

#306AC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#306AC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306AC4

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306AC4	#FFFFFF	#000000	##FFFFFF
##306AC4	1.00	5.27	3.98	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B73C7

Deuteranopia (green-blind)

#1865C2

Tritanopia (blue-blind)

#007F8D

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #306ac4;
/* rgb */ color: rgb(48, 106, 196);
/* oklch */ color: oklch(53.4% 0.153 259.1);

Tailwind

colors: {
  custom: {
    50: '#7d94d6',
    500: '#306ac4',
    950: '#000000',
  },
}

SCSS

$custom: #306ac4;
$custom-light: #7d94d6;
$custom-dark: #000000;

JSON

{
  "hex": "#306ac4",
  "rgb": {
    "r": 48,
    "g": 106,
    "b": 196
  },
  "hsl": {
    "h": 216.486,
    "s": 60.656,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53431,
    "c": 0.15323,
    "h": 259.1
  },
  "luminance": 0.14922
}

Semantic roles & 50–950 ramp

primary

#306AC4

secondary

#CDB083

accent

#A544E4

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #306AC4

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

Preview Lab → · Contrast checker → · Palette generator →