#4064CC#4064CC

#4064CC is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.4% C 0.166 H 266.4°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#4064CC
RGB	rgb(64, 100, 204)
HSL	hsl(225, 58%, 53%)
HSV	hsv(225, 69%, 80%)
CMYK	cmyk(68.6%, 51%, 0%, 20%)
CIE-LAB	lab(45.03, 21.76, -57.83)
CIE-LCH	lch(45.03, 61.79, 290.62°)
OKLab	oklab(53.4% -0.0104 -0.1661)
OKLCH	oklch(53.4% 0.166 266.4)
XYZ	xyz(17.5668, 14.5622, 59.0000)
Luminance	0.1456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4064CC #CCA840

analogous

#40AACC #4064CC #6240CC

triadic

#4064CC #CC4064 #64CC40

tetradic

#4064CC #CC40AA #CCA840 #40CC62

square

#4064CC #CC40AA #CCA840 #40CC62

split-complementary

#4064CC #CC6240 #AACC40

monochromatic

#1F3473 #2C4AA3 #4064CC #708BD9 #A1B2E6

Accessibility & contrast

On white

5.37

#4064CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#4064CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4064CC

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4064CC	#FFFFFF	#000000	##FFFFFF
##4064CC	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2571D0

Deuteranopia (green-blind)

#0064CA

Tritanopia (blue-blind)

#007D8E

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #4064cc;
/* rgb */ color: rgb(64, 100, 204);
/* oklch */ color: oklch(53.4% 0.166 266.4);

Tailwind

colors: {
  custom: {
    50: '#858fdc',
    500: '#4064cc',
    950: '#000000',
  },
}

SCSS

$custom: #4064cc;
$custom-light: #858fdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4064cc",
  "rgb": {
    "r": 64,
    "g": 100,
    "b": 204
  },
  "hsl": {
    "h": 224.571,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.53395,
    "c": 0.16641,
    "h": 266.4
  },
  "luminance": 0.14564
}

Semantic roles & 50–950 ramp

primary

#4064CC

secondary

#D2C395

accent

#B947E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #4064CC

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

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