#3B4CCC#3B4CCC

#3B4CCC is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.6% C 0.197 H 271.1°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#3B4CCC
RGB	rgb(59, 76, 204)
HSL	hsl(233, 59%, 52%)
HSV	hsv(233, 71%, 80%)
CMYK	cmyk(71.1%, 62.7%, 0%, 20%)
CIE-LAB	lab(38.65, 36.33, -68.21)
CIE-LCH	lch(38.65, 77.28, 298.04°)
OKLab	oklab(48.56% 0.0038 -0.197)
OKLCH	oklch(48.56% 0.197 271.1)
XYZ	xyz(15.2835, 10.4568, 58.3279)
Luminance	0.1046 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4CCC #CCBB3B

analogous

#3B94CC #3B4CCC #733BCC

triadic

#3B4CCC #CC3B4C #4CCC3B

tetradic

#3B4CCC #CC3B94 #CCBB3B #3BCC73

square

#3B4CCC #CC3B94 #CCBB3B #3BCC73

split-complementary

#3B4CCC #CC733B #94CC3B

monochromatic

#1D2770 #2A38A0 #3B4CCC #6C78D9 #9CA5E5

Accessibility & contrast

On white

6.79

#3B4CCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#3B4CCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B4CCC

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4CCC	#FFFFFF	#000000	##FFFFFF
##3B4CCC	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062D0

Deuteranopia (green-blind)

#0054CA

Tritanopia (blue-blind)

#006D85

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3b4ccc;
/* rgb */ color: rgb(59, 76, 204);
/* oklch */ color: oklch(48.6% 0.197 271.1);

Tailwind

colors: {
  custom: {
    50: '#847edd',
    500: '#3b4ccc',
    950: '#000000',
  },
}

SCSS

$custom: #3b4ccc;
$custom-light: #847edd;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4ccc",
  "rgb": {
    "r": 59,
    "g": 76,
    "b": 204
  },
  "hsl": {
    "h": 232.966,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.48556,
    "c": 0.19703,
    "h": 271.1
  },
  "luminance": 0.10458
}

Semantic roles & 50–950 ramp

primary

#3B4CCC

secondary

#D1CA92

accent

#D046E2

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3B4CCC

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

Preview Lab → · Contrast checker → · Palette generator →