#3E63B2#3E63B2

#3E63B2 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 51.3% C 0.132 H 263.5°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#3E63B2
RGB	rgb(62, 99, 178)
HSL	hsl(221, 48%, 47%)
HSV	hsv(221, 65%, 70%)
CMYK	cmyk(65.2%, 44.4%, 0%, 30.2%)
CIE-LAB	lab(43.00, 12.72, -46.01)
CIE-LCH	lch(43.00, 47.73, 285.46°)
OKLab	oklab(51.29% -0.0149 -0.1314)
OKLCH	oklch(51.29% 0.132 263.5)
XYZ	xyz(14.4815, 13.1608, 43.8880)
Luminance	0.1316 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E63B2 #B28D3E

analogous

#3E9DB2 #3E63B2 #533EB2

triadic

#3E63B2 #B23E63 #63B23E

tetradic

#3E63B2 #B23E9D #B28D3E #3EB253

square

#3E63B2 #B23E9D #B28D3E #3EB253

split-complementary

#3E63B2 #B2533E #9DB23E

monochromatic

#1E3157 #2E4A85 #3E63B2 #6484C9 #92A8D9

Accessibility & contrast

On white

5.78

#3E63B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#3E63B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E63B2

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E63B2	#FFFFFF	#000000	##FFFFFF
##3E63B2	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E6BB5

Deuteranopia (green-blind)

#2A61B0

Tritanopia (blue-blind)

#007582

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3e63b2;
/* rgb */ color: rgb(62, 99, 178);
/* oklch */ color: oklch(51.3% 0.132 263.5);

Tailwind

colors: {
  custom: {
    50: '#7f8ec9',
    500: '#3e63b2',
    950: '#000000',
  },
}

SCSS

$custom: #3e63b2;
$custom-light: #7f8ec9;
$custom-dark: #000000;

JSON

{
  "hex": "#3e63b2",
  "rgb": {
    "r": 62,
    "g": 99,
    "b": 178
  },
  "hsl": {
    "h": 220.862,
    "s": 48.333,
    "l": 47.059
  },
  "oklch": {
    "l": 0.51292,
    "c": 0.1322,
    "h": 263.5
  },
  "luminance": 0.13162
}

Semantic roles & 50–950 ramp

primary

#3E63B2

secondary

#C4B188

accent

#AD50D8

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3E63B2

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

Preview Lab → · Contrast checker → · Palette generator →