#3D64B2#3D64B2

#3D64B2 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 51.5% C 0.131 H 262.7°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#3D64B2
RGB	rgb(61, 100, 178)
HSL	hsl(220, 49%, 47%)
HSV	hsv(220, 66%, 70%)
CMYK	cmyk(65.7%, 43.8%, 0%, 30.2%)
CIE-LAB	lab(43.24, 11.91, -45.63)
CIE-LCH	lch(43.24, 47.16, 284.63°)
OKLab	oklab(51.46% -0.0168 -0.1303)
OKLCH	oklch(51.46% 0.131 262.7)
XYZ	xyz(14.5147, 13.3194, 43.9168)
Luminance	0.1332 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D64B2 #B28B3D

analogous

#3D9FB2 #3D64B2 #513DB2

triadic

#3D64B2 #B23D64 #64B23D

tetradic

#3D64B2 #B23D9F #B28B3D #3DB251

square

#3D64B2 #B23D9F #B28B3D #3DB251

split-complementary

#3D64B2 #B2513D #9FB23D

monochromatic

#1E3157 #2D4A84 #3D64B2 #6385C9 #90A9D9

Accessibility & contrast

On white

5.73

#3D64B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#3D64B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D64B2

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D64B2	#FFFFFF	#000000	##FFFFFF
##3D64B2	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F6CB5

Deuteranopia (green-blind)

#2C61B0

Tritanopia (blue-blind)

#007682

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3d64b2;
/* rgb */ color: rgb(61, 100, 178);
/* oklch */ color: oklch(51.5% 0.131 262.7);

Tailwind

colors: {
  custom: {
    50: '#7f8fc9',
    500: '#3d64b2',
    950: '#000000',
  },
}

SCSS

$custom: #3d64b2;
$custom-light: #7f8fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3d64b2",
  "rgb": {
    "r": 61,
    "g": 100,
    "b": 178
  },
  "hsl": {
    "h": 220,
    "s": 48.954,
    "l": 46.863
  },
  "oklch": {
    "l": 0.5146,
    "c": 0.13133,
    "h": 262.7
  },
  "luminance": 0.13321
}

Semantic roles & 50–950 ramp

primary

#3D64B2

secondary

#C4B087

accent

#AB4FD9

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3D64B2

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

Preview Lab → · Contrast checker → · Palette generator →