#4266BB#4266BB

#4266BB is a mid, vivid blue. Relative luminance 0.142; OKLCH L 52.7% C 0.140 H 264.8°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#4266BB
RGB	rgb(66, 102, 187)
HSL	hsl(222, 48%, 50%)
HSV	hsv(222, 65%, 73%)
CMYK	cmyk(64.7%, 45.5%, 0%, 26.7%)
CIE-LAB	lab(44.59, 14.73, -48.72)
CIE-LCH	lch(44.59, 50.89, 286.82°)
OKLab	oklab(52.74% -0.0127 -0.1392)
OKLCH	oklch(52.74% 0.14 264.8)
XYZ	xyz(15.9647, 14.2474, 48.9128)
Luminance	0.1425 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4266BB #BB9742

analogous

#42A2BB #4266BB #5B42BB

triadic

#4266BB #BB4266 #66BB42

tetradic

#4266BB #BB42A2 #BB9742 #42BB5B

square

#4266BB #BB42A2 #BB9742 #42BB5B

split-complementary

#4266BB #BB5B42 #A2BB42

monochromatic

#223561 #324D8E #4266BB #6E8ACC #9CAFDC

Accessibility & contrast

On white

5.45

#4266BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#4266BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4266BB

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4266BB	#FFFFFF	#000000	##FFFFFF
##4266BB	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D6FBE

Deuteranopia (green-blind)

#2864B9

Tritanopia (blue-blind)

#007987

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4266bb;
/* rgb */ color: rgb(66, 102, 187);
/* oklch */ color: oklch(52.7% 0.140 264.8);

Tailwind

colors: {
  custom: {
    50: '#8291d0',
    500: '#4266bb',
    950: '#000000',
  },
}

SCSS

$custom: #4266bb;
$custom-light: #8291d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4266bb",
  "rgb": {
    "r": 66,
    "g": 102,
    "b": 187
  },
  "hsl": {
    "h": 222.149,
    "s": 47.826,
    "l": 49.608
  },
  "oklch": {
    "l": 0.52735,
    "c": 0.13979,
    "h": 264.8
  },
  "luminance": 0.14249
}

Semantic roles & 50–950 ramp

primary

#4266BB

secondary

#C8B891

accent

#AF50D7

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4266BB

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

Preview Lab → · Contrast checker → · Palette generator →