#4266CF#4266CF

#4266CF is a mid, vivid blue. Relative luminance 0.152; OKLCH L 54.1% C 0.167 H 266.6°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#4266CF
RGB	rgb(66, 102, 207)
HSL	hsl(225, 59%, 54%)
HSV	hsv(225, 68%, 81%)
CMYK	cmyk(68.1%, 50.7%, 0%, 18.8%)
CIE-LAB	lab(45.86, 21.86, -58.21)
CIE-LCH	lch(45.86, 62.18, 290.58°)
OKLab	oklab(54.11% -0.0101 -0.1671)
OKLCH	oklch(54.11% 0.167 266.6)
XYZ	xyz(18.2567, 15.1642, 60.9842)
Luminance	0.1517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4266CF #CFAB42

analogous

#42ACCF #4266CF #6442CF

triadic

#4266CF #CF4266 #66CF42

tetradic

#4266CF #CF42AC #CFAB42 #42CF64

square

#4266CF #CF42AC #CFAB42 #42CF64

split-complementary

#4266CF #CF6442 #ACCF42

monochromatic

#1F3578 #2B4BA9 #4266CF #738EDB #A4B5E8

Accessibility & contrast

On white

5.21

#4266CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#4266CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4266CF

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4266CF	#FFFFFF	#000000	##FFFFFF
##4266CF	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2773D3

Deuteranopia (green-blind)

#0066CD

Tritanopia (blue-blind)

#007F91

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4266cf;
/* rgb */ color: rgb(66, 102, 207);
/* oklch */ color: oklch(54.1% 0.167 266.6);

Tailwind

colors: {
  custom: {
    50: '#8691de',
    500: '#4266cf',
    950: '#000000',
  },
}

SCSS

$custom: #4266cf;
$custom-light: #8691de;
$custom-dark: #000000;

JSON

{
  "hex": "#4266cf",
  "rgb": {
    "r": 66,
    "g": 102,
    "b": 207
  },
  "hsl": {
    "h": 224.681,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.54114,
    "c": 0.16743,
    "h": 266.6
  },
  "luminance": 0.15166
}

Semantic roles & 50–950 ramp

primary

#4266CF

secondary

#D5C598

accent

#BA45E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #4266CF

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

Preview Lab → · Contrast checker → · Palette generator →