#3066C4#3066C4

#3066C4 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.6% C 0.158 H 260.6°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#3066C4
RGB	rgb(48, 102, 196)
HSL	hsl(218, 61%, 48%)
HSV	hsv(218, 76%, 77%)
CMYK	cmyk(75.5%, 48%, 0%, 23.1%)
CIE-LAB	lab(44.40, 15.34, -54.27)
CIE-LCH	lch(44.40, 56.40, 285.79°)
OKLab	oklab(52.56% -0.0257 -0.1559)
OKLCH	oklch(52.56% 0.158 260.6)
XYZ	xyz(15.9305, 14.1148, 54.0987)
Luminance	0.1412 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3066C4 #C48E30

analogous

#30B0C4 #3066C4 #4430C4

triadic

#3066C4 #C43066 #66C430

tetradic

#3066C4 #C430B0 #C48E30 #30C444

square

#3066C4 #C430B0 #C48E30 #30C444

split-complementary

#3066C4 #C44430 #B0C430

monochromatic

#183362 #244C93 #3066C4 #5A88D7 #8CABE3

Accessibility & contrast

On white

5.49

#3066C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#3066C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3066C4

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3066C4	#FFFFFF	#000000	##FFFFFF
##3066C4	1.00	5.49	3.82	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3170C7

Deuteranopia (green-blind)

#0063C2

Tritanopia (blue-blind)

#007C8B

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3066c4;
/* rgb */ color: rgb(48, 102, 196);
/* oklch */ color: oklch(52.6% 0.158 260.6);

Tailwind

colors: {
  custom: {
    50: '#7d91d6',
    500: '#3066c4',
    950: '#000000',
  },
}

SCSS

$custom: #3066c4;
$custom-light: #7d91d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3066c4",
  "rgb": {
    "r": 48,
    "g": 102,
    "b": 196
  },
  "hsl": {
    "h": 218.108,
    "s": 60.656,
    "l": 47.843
  },
  "oklch": {
    "l": 0.52564,
    "c": 0.15797,
    "h": 260.6
  },
  "luminance": 0.14117
}

Semantic roles & 50–950 ramp

primary

#3066C4

secondary

#CDB283

accent

#A944E4

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3066C4

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

Preview Lab → · Contrast checker → · Palette generator →