#4366B7#4366B7

#4366B7 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.5% C 0.134 H 264.6°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#4366B7
RGB	rgb(67, 102, 183)
HSL	hsl(222, 46%, 49%)
HSV	hsv(222, 63%, 72%)
CMYK	cmyk(63.4%, 44.3%, 0%, 28.2%)
CIE-LAB	lab(44.40, 13.49, -46.69)
CIE-LCH	lch(44.40, 48.60, 286.12°)
OKLab	oklab(52.53% -0.0125 -0.1332)
OKLCH	oklch(52.53% 0.134 264.6)
XYZ	xyz(15.6104, 14.1135, 46.6921)
Luminance	0.1411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4366B7 #B79443

analogous

#43A0B7 #4366B7 #5A43B7

triadic

#4366B7 #B74366 #66B743

tetradic

#4366B7 #B743A0 #B79443 #43B75A

square

#4366B7 #B743A0 #B79443 #43B75A

split-complementary

#4366B7 #B75A43 #A0B743

monochromatic

#22345D #334D8A #4366B7 #6D89CA #9AAEDA

Accessibility & contrast

On white

5.49

#4366B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#4366B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4366B7

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4366B7	#FFFFFF	#000000	##FFFFFF
##4366B7	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)

#406FBA

Deuteranopia (green-blind)

#2E64B5

Tritanopia (blue-blind)

#007885

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4366b7;
/* rgb */ color: rgb(67, 102, 183);
/* oklch */ color: oklch(52.5% 0.134 264.6);

Tailwind

colors: {
  custom: {
    50: '#8291cd',
    500: '#4366b7',
    950: '#000000',
  },
}

SCSS

$custom: #4366b7;
$custom-light: #8291cd;
$custom-dark: #000000;

JSON

{
  "hex": "#4366b7",
  "rgb": {
    "r": 67,
    "g": 102,
    "b": 183
  },
  "hsl": {
    "h": 221.897,
    "s": 46.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.52525,
    "c": 0.13382,
    "h": 264.6
  },
  "luminance": 0.14115
}

Semantic roles & 50–950 ramp

primary

#4366B7

secondary

#C6B690

accent

#AE52D6

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #4366B7

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

Preview Lab → · Contrast checker → · Palette generator →