#4264CB#4264CB

#4264CB is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.4% C 0.164 H 267.0°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#4264CB
RGB	rgb(66, 100, 203)
HSL	hsl(225, 57%, 53%)
HSV	hsv(225, 67%, 80%)
CMYK	cmyk(67.5%, 50.7%, 0%, 20.4%)
CIE-LAB	lab(45.06, 21.70, -57.20)
CIE-LCH	lch(45.06, 61.18, 290.77°)
OKLab	oklab(53.42% -0.0087 -0.1642)
OKLCH	oklch(53.42% 0.164 267)
XYZ	xyz(17.5797, 14.5827, 58.3766)
Luminance	0.1458 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4264CB #CBA942

analogous

#42A9CB #4264CB #6442CB

triadic

#4264CB #CB4264 #64CB42

tetradic

#4264CB #CB42A9 #CBA942 #42CB64

square

#4264CB #CB42A9 #CBA942 #42CB64

split-complementary

#4264CB #CB6442 #A9CB42

monochromatic

#203473 #2D4AA3 #4264CB #728BD8 #A2B3E5

Accessibility & contrast

On white

5.36

#4264CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#4264CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4264CB

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4264CB	#FFFFFF	#000000	##FFFFFF
##4264CB	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2771CF

Deuteranopia (green-blind)

#0065C9

Tritanopia (blue-blind)

#007C8E

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #4264cb;
/* rgb */ color: rgb(66, 100, 203);
/* oklch */ color: oklch(53.4% 0.164 267.0);

Tailwind

colors: {
  custom: {
    50: '#858fdb',
    500: '#4264cb',
    950: '#000000',
  },
}

SCSS

$custom: #4264cb;
$custom-light: #858fdb;
$custom-dark: #000000;

JSON

{
  "hex": "#4264cb",
  "rgb": {
    "r": 66,
    "g": 100,
    "b": 203
  },
  "hsl": {
    "h": 225.109,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.53421,
    "c": 0.16444,
    "h": 267
  },
  "luminance": 0.14584
}

Semantic roles & 50–950 ramp

primary

#4264CB

secondary

#D2C397

accent

#BA48E0

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #4264CB

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

Preview Lab → · Contrast checker → · Palette generator →