#4264BC#4264BC

#4264BC is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.4% C 0.144 H 265.8°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#4264BC
RGB	rgb(66, 100, 188)
HSL	hsl(223, 48%, 50%)
HSV	hsv(223, 65%, 74%)
CMYK	cmyk(64.9%, 46.8%, 0%, 26.3%)
CIE-LAB	lab(44.09, 16.36, -50.09)
CIE-LCH	lch(44.09, 52.69, 288.08°)
OKLab	oklab(52.38% -0.0106 -0.1433)
OKLCH	oklch(52.38% 0.144 265.8)
XYZ	xyz(15.8779, 13.9020, 49.4138)
Luminance	0.1390 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4264BC #BC9A42

analogous

#42A1BC #4264BC #5D42BC

triadic

#4264BC #BC4264 #64BC42

tetradic

#4264BC #BC42A1 #BC9A42 #42BC5D

square

#4264BC #BC42A1 #BC9A42 #42BC5D

split-complementary

#4264BC #BC5D42 #A1BC42

monochromatic

#223461 #324C8F #4264BC #6F89CC #9CAEDC

Accessibility & contrast

On white

5.55

#4264BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#4264BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4264BC

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4264BC	#FFFFFF	#000000	##FFFFFF
##4264BC	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#386EBF

Deuteranopia (green-blind)

#2163BA

Tritanopia (blue-blind)

#007887

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4264bc;
/* rgb */ color: rgb(66, 100, 188);
/* oklch */ color: oklch(52.4% 0.144 265.8);

Tailwind

colors: {
  custom: {
    50: '#838fd1',
    500: '#4264bc',
    950: '#000000',
  },
}

SCSS

$custom: #4264bc;
$custom-light: #838fd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4264bc",
  "rgb": {
    "r": 66,
    "g": 100,
    "b": 188
  },
  "hsl": {
    "h": 223.279,
    "s": 48.031,
    "l": 49.804
  },
  "oklch": {
    "l": 0.52376,
    "c": 0.14366,
    "h": 265.8
  },
  "luminance": 0.13903
}

Semantic roles & 50–950 ramp

primary

#4264BC

secondary

#C9B991

accent

#B250D8

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4264BC

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

Preview Lab → · Contrast checker → · Palette generator →