#4063C2#4063C2

#4063C2 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.5% C 0.154 H 266.0°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#4063C2
RGB	rgb(64, 99, 194)
HSL	hsl(224, 52%, 51%)
HSV	hsv(224, 67%, 76%)
CMYK	cmyk(67%, 49%, 0%, 23.9%)
CIE-LAB	lab(44.10, 18.80, -53.56)
CIE-LCH	lch(44.10, 56.77, 289.34°)
OKLab	oklab(52.48% -0.0106 -0.1535)
OKLCH	oklch(52.48% 0.154 266)
XYZ	xyz(16.3104, 13.9071, 52.8533)
Luminance	0.1391 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4063C2 #C29F40

analogous

#40A4C2 #4063C2 #5E40C2

triadic

#4063C2 #C24063 #63C240

tetradic

#4063C2 #C240A4 #C29F40 #40C25E

square

#4063C2 #C240A4 #C29F40 #40C25E

split-complementary

#4063C2 #C25E40 #A4C240

monochromatic

#213467 #304B95 #4063C2 #6E89D1 #9DAFE0

Accessibility & contrast

On white

5.55

#4063C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#4063C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4063C2

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4063C2	#FFFFFF	#000000	##FFFFFF
##4063C2	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)

#2F6FC5

Deuteranopia (green-blind)

#0B63C0

Tritanopia (blue-blind)

#007989

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4063c2;
/* rgb */ color: rgb(64, 99, 194);
/* oklch */ color: oklch(52.5% 0.154 266.0);

Tailwind

colors: {
  custom: {
    50: '#838ed5',
    500: '#4063c2',
    950: '#000000',
  },
}

SCSS

$custom: #4063c2;
$custom-light: #838ed5;
$custom-dark: #000000;

JSON

{
  "hex": "#4063c2",
  "rgb": {
    "r": 64,
    "g": 99,
    "b": 194
  },
  "hsl": {
    "h": 223.846,
    "s": 51.587,
    "l": 50.588
  },
  "oklch": {
    "l": 0.52478,
    "c": 0.15391,
    "h": 266
  },
  "luminance": 0.13909
}

Semantic roles & 50–950 ramp

primary

#4063C2

secondary

#CCBC92

accent

#B54DDB

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #4063C2

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

Preview Lab → · Contrast checker → · Palette generator →