#4266D8#4266D8

#4266D8 is a mid, vivid blue. Relative luminance 0.156; OKLCH L 54.8% C 0.180 H 267.1°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#4266D8
RGB	rgb(66, 102, 216)
HSL	hsl(226, 66%, 55%)
HSV	hsv(226, 69%, 85%)
CMYK	cmyk(69.4%, 52.8%, 0%, 15.3%)
CIE-LAB	lab(46.47, 25.07, -62.36)
CIE-LCH	lch(46.47, 67.21, 291.90°)
OKLab	oklab(54.77% -0.0092 -0.1793)
OKLCH	oklch(54.77% 0.18 267.1)
XYZ	xyz(19.3885, 15.6169, 66.9450)
Luminance	0.1562 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4266D8 #D8B442

analogous

#42B1D8 #4266D8 #6942D8

triadic

#4266D8 #D84266 #66D842

tetradic

#4266D8 #D842B1 #D8B442 #42D869

square

#4266D8 #D842B1 #D8B442 #42D869

split-complementary

#4266D8 #D86942 #B1D842

monochromatic

#1B3484 #2649B7 #4266D8 #758FE2 #A7B8ED

Accessibility & contrast

On white

5.09

#4266D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#4266D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4266D8

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4266D8	#FFFFFF	#000000	##FFFFFF
##4266D8	1.00	5.09	4.12	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1575DC

Deuteranopia (green-blind)

#0068D6

Tritanopia (blue-blind)

#008195

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #4266d8;
/* rgb */ color: rgb(66, 102, 216);
/* oklch */ color: oklch(54.8% 0.180 267.1);

Tailwind

colors: {
  custom: {
    50: '#8891e5',
    500: '#4266d8',
    950: '#000000',
  },
}

SCSS

$custom: #4266d8;
$custom-light: #8891e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4266d8",
  "rgb": {
    "r": 66,
    "g": 102,
    "b": 216
  },
  "hsl": {
    "h": 225.6,
    "s": 65.789,
    "l": 55.294
  },
  "oklch": {
    "l": 0.5477,
    "c": 0.17959,
    "h": 267.1
  },
  "luminance": 0.15619
}

Semantic roles & 50–950 ramp

primary

#4266D8

secondary

#DACB9C

accent

#C03FE9

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4266D8

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

Preview Lab → · Contrast checker → · Palette generator →