#4264BB#4264BB

#4264BB is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.3% C 0.142 H 265.7°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#4264BB
RGB	rgb(66, 100, 187)
HSL	hsl(223, 48%, 50%)
HSV	hsv(223, 65%, 73%)
CMYK	cmyk(64.7%, 46.5%, 0%, 26.7%)
CIE-LAB	lab(44.03, 16.00, -49.61)
CIE-LCH	lch(44.03, 52.12, 287.88°)
OKLab	oklab(52.31% -0.0107 -0.1418)
OKLCH	oklch(52.31% 0.142 265.7)
XYZ	xyz(15.7705, 13.8590, 48.8480)
Luminance	0.1386 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4264BB #BB9942

analogous

#42A1BB #4264BB #5C42BB

triadic

#4264BB #BB4264 #64BB42

tetradic

#4264BB #BB42A1 #BB9942 #42BB5C

square

#4264BB #BB42A1 #BB9942 #42BB5C

split-complementary

#4264BB #BB5C42 #A1BB42

monochromatic

#223461 #324C8E #4264BB #6E89CC #9CAEDC

Accessibility & contrast

On white

5.57

#4264BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#4264BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4264BB

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4264BB	#FFFFFF	#000000	##FFFFFF
##4264BB	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#396EBE

Deuteranopia (green-blind)

#2363B9

Tritanopia (blue-blind)

#007886

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4264bb;
/* rgb */ color: rgb(66, 100, 187);
/* oklch */ color: oklch(52.3% 0.142 265.7);

Tailwind

colors: {
  custom: {
    50: '#828fd0',
    500: '#4264bb',
    950: '#000000',
  },
}

SCSS

$custom: #4264bb;
$custom-light: #828fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4264bb",
  "rgb": {
    "r": 66,
    "g": 100,
    "b": 187
  },
  "hsl": {
    "h": 223.14,
    "s": 47.826,
    "l": 49.608
  },
  "oklch": {
    "l": 0.52309,
    "c": 0.14226,
    "h": 265.7
  },
  "luminance": 0.1386
}

Semantic roles & 50–950 ramp

primary

#4264BB

secondary

#C8B991

accent

#B150D7

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4264BB

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

Preview Lab → · Contrast checker → · Palette generator →