#3066BF#3066BF

#3066BF is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.2% C 0.151 H 259.9°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#3066BF
RGB	rgb(48, 102, 191)
HSL	hsl(217, 60%, 47%)
HSV	hsv(217, 75%, 75%)
CMYK	cmyk(74.9%, 46.6%, 0%, 25.1%)
CIE-LAB	lab(44.08, 13.46, -51.90)
CIE-LCH	lch(44.08, 53.61, 284.54°)
OKLab	oklab(52.21% -0.0265 -0.1489)
OKLCH	oklch(52.21% 0.151 259.9)
XYZ	xyz(15.3709, 13.8910, 51.1513)
Luminance	0.1389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3066BF #BF8930

analogous

#30AEBF #3066BF #4230BF

triadic

#3066BF #BF3066 #66BF30

tetradic

#3066BF #BF30AE #BF8930 #30BF42

square

#3066BF #BF30AE #BF8930 #30BF42

split-complementary

#3066BF #BF4230 #AEBF30

monochromatic

#17325D #244C8E #3066BF #5787D5 #88AAE1

Accessibility & contrast

On white

5.56

#3066BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#3066BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3066BF

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3066BF	#FFFFFF	#000000	##FFFFFF
##3066BF	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#376FC2

Deuteranopia (green-blind)

#1362BD

Tritanopia (blue-blind)

#007B89

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3066bf;
/* rgb */ color: rgb(48, 102, 191);
/* oklch */ color: oklch(52.2% 0.151 259.9);

Tailwind

colors: {
  custom: {
    50: '#7c91d3',
    500: '#3066bf',
    950: '#000000',
  },
}

SCSS

$custom: #3066bf;
$custom-light: #7c91d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3066bf",
  "rgb": {
    "r": 48,
    "g": 102,
    "b": 191
  },
  "hsl": {
    "h": 217.343,
    "s": 59.833,
    "l": 46.863
  },
  "oklch": {
    "l": 0.52214,
    "c": 0.15122,
    "h": 259.9
  },
  "luminance": 0.13893
}

Semantic roles & 50–950 ramp

primary

#3066BF

secondary

#CBAF80

accent

#A745E3

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3066BF

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

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