#3B63AF#3B63AF

#3B63AF is a mid, vivid blue. Relative luminance 0.129; OKLCH L 50.9% C 0.129 H 262.0°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#3B63AF
RGB	rgb(59, 99, 175)
HSL	hsl(219, 50%, 46%)
HSV	hsv(219, 66%, 69%)
CMYK	cmyk(66.3%, 43.4%, 0%, 31.4%)
CIE-LAB	lab(42.68, 11.12, -44.77)
CIE-LCH	lch(42.68, 46.13, 283.94°)
OKLab	oklab(50.95% -0.0181 -0.1278)
OKLCH	oklch(50.95% 0.129 262)
XYZ	xyz(14.0006, 12.9473, 42.3104)
Luminance	0.1295 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B63AF #AF873B

analogous

#3B9DAF #3B63AF #4D3BAF

triadic

#3B63AF #AF3B63 #63AF3B

tetradic

#3B63AF #AF3B9D #AF873B #3BAF4D

square

#3B63AF #AF3B9D #AF873B #3BAF4D

split-complementary

#3B63AF #AF4D3B #9DAF3B

monochromatic

#1C2F53 #2C4981 #3B63AF #5E83C9 #8CA6D8

Accessibility & contrast

On white

5.85

#3B63AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#3B63AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B63AF

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B63AF	#FFFFFF	#000000	##FFFFFF
##3B63AF	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F6BB2

Deuteranopia (green-blind)

#2D60AD

Tritanopia (blue-blind)

#007480

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3b63af;
/* rgb */ color: rgb(59, 99, 175);
/* oklch */ color: oklch(50.9% 0.129 262.0);

Tailwind

colors: {
  custom: {
    50: '#7d8ec7',
    500: '#3b63af',
    950: '#000000',
  },
}

SCSS

$custom: #3b63af;
$custom-light: #7d8ec7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b63af",
  "rgb": {
    "r": 59,
    "g": 99,
    "b": 175
  },
  "hsl": {
    "h": 219.31,
    "s": 49.573,
    "l": 45.882
  },
  "oklch": {
    "l": 0.50948,
    "c": 0.12905,
    "h": 262
  },
  "luminance": 0.12949
}

Semantic roles & 50–950 ramp

primary

#3B63AF

secondary

#C3AD83

accent

#A94FD9

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3B63AF

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

Preview Lab → · Contrast checker → · Palette generator →