#3E64B2#3E64B2

#3E64B2 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 51.5% C 0.131 H 263.0°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#3E64B2
RGB	rgb(62, 100, 178)
HSL	hsl(220, 48%, 47%)
HSV	hsv(220, 65%, 70%)
CMYK	cmyk(65.2%, 43.8%, 0%, 30.2%)
CIE-LAB	lab(43.29, 12.08, -45.55)
CIE-LCH	lch(43.29, 47.13, 284.86°)
OKLab	oklab(51.51% -0.0159 -0.13)
OKLCH	oklch(51.51% 0.131 263)
XYZ	xyz(14.5768, 13.3515, 43.9197)
Luminance	0.1335 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E64B2 #B28C3E

analogous

#3E9EB2 #3E64B2 #523EB2

triadic

#3E64B2 #B23E64 #64B23E

tetradic

#3E64B2 #B23E9E #B28C3E #3EB252

square

#3E64B2 #B23E9E #B28C3E #3EB252

split-complementary

#3E64B2 #B2523E #9EB23E

monochromatic

#1E3157 #2E4B85 #3E64B2 #6485C9 #92A9D9

Accessibility & contrast

On white

5.72

#3E64B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#3E64B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E64B2

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E64B2	#FFFFFF	#000000	##FFFFFF
##3E64B2	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F6CB5

Deuteranopia (green-blind)

#2D61B0

Tritanopia (blue-blind)

#007682

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3e64b2;
/* rgb */ color: rgb(62, 100, 178);
/* oklch */ color: oklch(51.5% 0.131 263.0);

Tailwind

colors: {
  custom: {
    50: '#7f8fc9',
    500: '#3e64b2',
    950: '#000000',
  },
}

SCSS

$custom: #3e64b2;
$custom-light: #7f8fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3e64b2",
  "rgb": {
    "r": 62,
    "g": 100,
    "b": 178
  },
  "hsl": {
    "h": 220.345,
    "s": 48.333,
    "l": 47.059
  },
  "oklch": {
    "l": 0.5151,
    "c": 0.13099,
    "h": 263
  },
  "luminance": 0.13353
}

Semantic roles & 50–950 ramp

primary

#3E64B2

secondary

#C4B088

accent

#AB50D8

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3E64B2

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

Preview Lab → · Contrast checker → · Palette generator →