#4266D5#4266D5

#4266D5 is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.5% C 0.176 H 266.9°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#4266D5
RGB	rgb(66, 102, 213)
HSL	hsl(225, 64%, 55%)
HSV	hsv(225, 69%, 84%)
CMYK	cmyk(69%, 52.1%, 0%, 16.5%)
CIE-LAB	lab(46.26, 24.00, -60.99)
CIE-LCH	lch(46.26, 65.54, 291.48°)
OKLab	oklab(54.55% -0.0095 -0.1753)
OKLCH	oklch(54.55% 0.176 266.9)
XYZ	xyz(19.0042, 15.4632, 64.9210)
Luminance	0.1547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4266D5 #D5B142

analogous

#42B0D5 #4266D5 #6842D5

triadic

#4266D5 #D54266 #66D542

tetradic

#4266D5 #D542B0 #D5B142 #42D568

square

#4266D5 #D542B0 #D5B142 #42D568

split-complementary

#4266D5 #D56842 #B0D542

monochromatic

#1C3580 #284AB2 #4266D5 #748FE0 #A6B7EB

Accessibility & contrast

On white

5.13

#4266D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#4266D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4266D5

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4266D5	#FFFFFF	#000000	##FFFFFF
##4266D5	1.00	5.13	4.09	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C75D9

Deuteranopia (green-blind)

#0067D3

Tritanopia (blue-blind)

#008094

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #4266d5;
/* rgb */ color: rgb(66, 102, 213);
/* oklch */ color: oklch(54.5% 0.176 266.9);

Tailwind

colors: {
  custom: {
    50: '#8791e3',
    500: '#4266d5',
    950: '#000000',
  },
}

SCSS

$custom: #4266d5;
$custom-light: #8791e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4266d5",
  "rgb": {
    "r": 66,
    "g": 102,
    "b": 213
  },
  "hsl": {
    "h": 225.306,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.54549,
    "c": 0.17556,
    "h": 266.9
  },
  "luminance": 0.15465
}

Semantic roles & 50–950 ramp

primary

#4266D5

secondary

#D8C99A

accent

#BE41E7

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C15

muted

#7E7D84

Preview Lab

Preview with #4266D5

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

Preview Lab → · Contrast checker → · Palette generator →