#4366BC#4366BC

#4366BC is a mid, vivid blue. Relative luminance 0.143; OKLCH L 52.9% C 0.141 H 265.3°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#4366BC
RGB	rgb(67, 102, 188)
HSL	hsl(223, 47%, 50%)
HSV	hsv(223, 64%, 74%)
CMYK	cmyk(64.4%, 45.7%, 0%, 26.3%)
CIE-LAB	lab(44.70, 15.26, -49.12)
CIE-LCH	lch(44.70, 51.43, 287.26°)
OKLab	oklab(52.85% -0.0117 -0.1404)
OKLCH	oklch(52.85% 0.141 265.3)
XYZ	xyz(16.1401, 14.3254, 49.4817)
Luminance	0.1433 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4366BC #BC9943

analogous

#43A2BC #4366BC #5D43BC

triadic

#4366BC #BC4366 #66BC43

tetradic

#4366BC #BC43A2 #BC9943 #43BC5D

square

#4366BC #BC43A2 #BC9943 #43BC5D

split-complementary

#4366BC #BC5D43 #A2BC43

monochromatic

#233562 #334E8F #4366BC #708BCC #9DAFDC

Accessibility & contrast

On white

5.43

#4366BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#4366BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4366BC

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4366BC	#FFFFFF	#000000	##FFFFFF
##4366BC	1.00	5.43	3.87	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C70BF

Deuteranopia (green-blind)

#2765BA

Tritanopia (blue-blind)

#007A88

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4366bc;
/* rgb */ color: rgb(67, 102, 188);
/* oklch */ color: oklch(52.9% 0.141 265.3);

Tailwind

colors: {
  custom: {
    50: '#8391d1',
    500: '#4366bc',
    950: '#000000',
  },
}

SCSS

$custom: #4366bc;
$custom-light: #8391d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4366bc",
  "rgb": {
    "r": 67,
    "g": 102,
    "b": 188
  },
  "hsl": {
    "h": 222.645,
    "s": 47.451,
    "l": 50
  },
  "oklch": {
    "l": 0.52852,
    "c": 0.14085,
    "h": 265.3
  },
  "luminance": 0.14327
}

Semantic roles & 50–950 ramp

primary

#4366BC

secondary

#C9B992

accent

#B051D7

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4366BC

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

Preview Lab → · Contrast checker → · Palette generator →