#4266CD#4266CD

#4266CD is a mid, vivid blue. Relative luminance 0.151; OKLCH L 54.0% C 0.165 H 266.4°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#4266CD
RGB	rgb(66, 102, 205)
HSL	hsl(224, 58%, 53%)
HSV	hsv(224, 68%, 80%)
CMYK	cmyk(67.8%, 50.2%, 0%, 19.6%)
CIE-LAB	lab(45.73, 21.15, -57.28)
CIE-LCH	lch(45.73, 61.05, 290.26°)
OKLab	oklab(53.97% -0.0103 -0.1644)
OKLCH	oklch(53.97% 0.165 266.4)
XYZ	xyz(18.0138, 15.0670, 59.7047)
Luminance	0.1507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4266CD #CDA942

analogous

#42ACCD #4266CD #6342CD

triadic

#4266CD #CD4266 #66CD42

tetradic

#4266CD #CD42AC #CDA942 #42CD63

square

#4266CD #CD42AC #CDA942 #42CD63

split-complementary

#4266CD #CD6342 #ACCD42

monochromatic

#1F3576 #2C4BA6 #4266CD #728DDA #A3B4E7

Accessibility & contrast

On white

5.23

#4266CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#4266CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4266CD

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4266CD	#FFFFFF	#000000	##FFFFFF
##4266CD	1.00	5.23	4.01	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A73D1

Deuteranopia (green-blind)

#0066CB

Tritanopia (blue-blind)

#007E90

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #4266cd;
/* rgb */ color: rgb(66, 102, 205);
/* oklch */ color: oklch(54.0% 0.165 266.4);

Tailwind

colors: {
  custom: {
    50: '#8691dd',
    500: '#4266cd',
    950: '#000000',
  },
}

SCSS

$custom: #4266cd;
$custom-light: #8691dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4266cd",
  "rgb": {
    "r": 66,
    "g": 102,
    "b": 205
  },
  "hsl": {
    "h": 224.46,
    "s": 58.159,
    "l": 53.137
  },
  "oklch": {
    "l": 0.53971,
    "c": 0.1647,
    "h": 266.4
  },
  "luminance": 0.15069
}

Semantic roles & 50–950 ramp

primary

#4266CD

secondary

#D3C497

accent

#B946E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #4266CD

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

Preview Lab → · Contrast checker → · Palette generator →