#4065CC#4065CC

#4065CC is a mid, vivid blue. Relative luminance 0.148; OKLCH L 53.6% C 0.165 H 266.1°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#4065CC
RGB	rgb(64, 101, 204)
HSL	hsl(224, 58%, 53%)
HSV	hsv(224, 69%, 80%)
CMYK	cmyk(68.6%, 50.5%, 0%, 20%)
CIE-LAB	lab(45.30, 21.12, -57.40)
CIE-LCH	lch(45.30, 61.16, 290.20°)
OKLab	oklab(53.6% -0.0113 -0.1648)
OKLCH	oklch(53.6% 0.165 266.1)
XYZ	xyz(17.6633, 14.7552, 59.0322)
Luminance	0.1476 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4065CC #CCA740

analogous

#40ABCC #4065CC #6140CC

triadic

#4065CC #CC4065 #65CC40

tetradic

#4065CC #CC40AB #CCA740 #40CC61

square

#4065CC #CC40AB #CCA740 #40CC61

split-complementary

#4065CC #CC6140 #ABCC40

monochromatic

#1F3573 #2C4BA3 #4065CC #708CD9 #A1B3E6

Accessibility & contrast

On white

5.31

#4065CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#4065CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4065CC

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4065CC	#FFFFFF	#000000	##FFFFFF
##4065CC	1.00	5.31	3.95	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2872D0

Deuteranopia (green-blind)

#0065CA

Tritanopia (blue-blind)

#007D8F

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #4065cc;
/* rgb */ color: rgb(64, 101, 204);
/* oklch */ color: oklch(53.6% 0.165 266.1);

Tailwind

colors: {
  custom: {
    50: '#8590dc',
    500: '#4065cc',
    950: '#000000',
  },
}

SCSS

$custom: #4065cc;
$custom-light: #8590dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4065cc",
  "rgb": {
    "r": 64,
    "g": 101,
    "b": 204
  },
  "hsl": {
    "h": 224.143,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.53599,
    "c": 0.16518,
    "h": 266.1
  },
  "luminance": 0.14757
}

Semantic roles & 50–950 ramp

primary

#4065CC

secondary

#D2C295

accent

#B847E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #4065CC

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

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