#4266BF#4266BF

#4266BF is a mid, vivid blue. Relative luminance 0.144; OKLCH L 53.0% C 0.145 H 265.2°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#4266BF
RGB	rgb(66, 102, 191)
HSL	hsl(223, 49%, 50%)
HSV	hsv(223, 65%, 75%)
CMYK	cmyk(65.4%, 46.6%, 0%, 25.1%)
CIE-LAB	lab(44.83, 16.15, -50.64)
CIE-LCH	lch(44.83, 53.16, 287.69°)
OKLab	oklab(53% -0.0121 -0.1449)
OKLCH	oklch(53% 0.145 265.2)
XYZ	xyz(16.3988, 14.4210, 51.1994)
Luminance	0.1442 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4266BF #BF9B42

analogous

#42A4BF #4266BF #5C42BF

triadic

#4266BF #BF4266 #66BF42

tetradic

#4266BF #BF42A4 #BF9B42 #42BF5C

square

#4266BF #BF42A4 #BF9B42 #42BF5C

split-complementary

#4266BF #BF5C42 #A4BF42

monochromatic

#223565 #324D92 #4266BF #708BCE #9DB0DE

Accessibility & contrast

On white

5.41

#4266BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#4266BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4266BF

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4266BF	#FFFFFF	#000000	##FFFFFF
##4266BF	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3970C2

Deuteranopia (green-blind)

#2165BD

Tritanopia (blue-blind)

#007A89

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4266bf;
/* rgb */ color: rgb(66, 102, 191);
/* oklch */ color: oklch(53.0% 0.145 265.2);

Tailwind

colors: {
  custom: {
    50: '#8391d3',
    500: '#4266bf',
    950: '#000000',
  },
}

SCSS

$custom: #4266bf;
$custom-light: #8391d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4266bf",
  "rgb": {
    "r": 66,
    "g": 102,
    "b": 191
  },
  "hsl": {
    "h": 222.72,
    "s": 49.407,
    "l": 50.392
  },
  "oklch": {
    "l": 0.53002,
    "c": 0.14537,
    "h": 265.2
  },
  "luminance": 0.14423
}

Semantic roles & 50–950 ramp

primary

#4266BF

secondary

#CABA93

accent

#B14FD9

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #4266BF

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

Preview Lab → · Contrast checker → · Palette generator →