#306AC0#306AC0

#306AC0 is a mid, vivid blue. Relative luminance 0.147; OKLCH L 53.2% C 0.148 H 258.4°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#306AC0
RGB	rgb(48, 106, 192)
HSL	hsl(216, 60%, 47%)
HSV	hsv(216, 75%, 75%)
CMYK	cmyk(75%, 44.8%, 0%, 24.7%)
CIE-LAB	lab(45.28, 11.28, -50.55)
CIE-LCH	lch(45.28, 51.79, 282.58°)
OKLab	oklab(53.16% -0.0298 -0.1448)
OKLCH	oklch(53.16% 0.148 258.4)
XYZ	xyz(15.8839, 14.7404, 51.8670)
Luminance	0.1474 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306AC0 #C08630

analogous

#30B2C0 #306AC0 #3E30C0

triadic

#306AC0 #C0306A #6AC030

tetradic

#306AC0 #C030B2 #C08630 #30C03E

square

#306AC0 #C030B2 #C08630 #30C03E

split-complementary

#306AC0 #C03E30 #B2C030

monochromatic

#18345E #244F8F #306AC0 #588AD5 #89ADE1

Accessibility & contrast

On white

5.32

#306AC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#306AC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306AC0

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306AC0	#FFFFFF	#000000	##FFFFFF
##306AC0	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E72C3

Deuteranopia (green-blind)

#2065BE

Tritanopia (blue-blind)

#007E8B

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #306ac0;
/* rgb */ color: rgb(48, 106, 192);
/* oklch */ color: oklch(53.2% 0.148 258.4);

Tailwind

colors: {
  custom: {
    50: '#7c94d3',
    500: '#306ac0',
    950: '#000000',
  },
}

SCSS

$custom: #306ac0;
$custom-light: #7c94d3;
$custom-dark: #000000;

JSON

{
  "hex": "#306ac0",
  "rgb": {
    "r": 48,
    "g": 106,
    "b": 192
  },
  "hsl": {
    "h": 215.833,
    "s": 60,
    "l": 47.059
  },
  "oklch": {
    "l": 0.5316,
    "c": 0.14786,
    "h": 258.4
  },
  "luminance": 0.14742
}

Semantic roles & 50–950 ramp

primary

#306AC0

secondary

#CBAD80

accent

#A345E3

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #306AC0

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

Preview Lab → · Contrast checker → · Palette generator →