#3066C3#3066C3

#3066C3 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.5% C 0.157 H 260.5°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#3066C3
RGB	rgb(48, 102, 195)
HSL	hsl(218, 60%, 48%)
HSV	hsv(218, 75%, 76%)
CMYK	cmyk(75.4%, 47.7%, 0%, 23.5%)
CIE-LAB	lab(44.33, 14.97, -53.80)
CIE-LCH	lch(44.33, 55.84, 285.55°)
OKLab	oklab(52.49% -0.0259 -0.1545)
OKLCH	oklch(52.49% 0.157 260.5)
XYZ	xyz(15.8171, 14.0695, 53.5012)
Luminance	0.1407 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3066C3 #C38D30

analogous

#30B0C3 #3066C3 #4330C3

triadic

#3066C3 #C33066 #66C330

tetradic

#3066C3 #C330B0 #C38D30 #30C343

square

#3066C3 #C330B0 #C38D30 #30C343

split-complementary

#3066C3 #C34330 #B0C330

monochromatic

#183361 #244C92 #3066C3 #5A88D6 #8BABE2

Accessibility & contrast

On white

5.51

#3066C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#3066C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3066C3

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3066C3	#FFFFFF	#000000	##FFFFFF
##3066C3	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3370C6

Deuteranopia (green-blind)

#0363C1

Tritanopia (blue-blind)

#007C8B

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3066c3;
/* rgb */ color: rgb(48, 102, 195);
/* oklch */ color: oklch(52.5% 0.157 260.5);

Tailwind

colors: {
  custom: {
    50: '#7d91d6',
    500: '#3066c3',
    950: '#000000',
  },
}

SCSS

$custom: #3066c3;
$custom-light: #7d91d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3066c3",
  "rgb": {
    "r": 48,
    "g": 102,
    "b": 195
  },
  "hsl": {
    "h": 217.959,
    "s": 60.494,
    "l": 47.647
  },
  "oklch": {
    "l": 0.52494,
    "c": 0.15662,
    "h": 260.5
  },
  "luminance": 0.14071
}

Semantic roles & 50–950 ramp

primary

#3066C3

secondary

#CCB182

accent

#A944E4

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3066C3

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

Preview Lab → · Contrast checker → · Palette generator →