#3D64B3#3D64B3

#3D64B3 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 51.5% C 0.133 H 262.8°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#3D64B3
RGB	rgb(61, 100, 179)
HSL	hsl(220, 49%, 47%)
HSV	hsv(220, 66%, 70%)
CMYK	cmyk(65.9%, 44.1%, 0%, 29.8%)
CIE-LAB	lab(43.30, 12.27, -46.12)
CIE-LCH	lch(43.30, 47.72, 284.90°)
OKLab	oklab(51.53% -0.0166 -0.1317)
OKLCH	oklch(51.53% 0.133 262.8)
XYZ	xyz(14.6155, 13.3597, 44.4475)
Luminance	0.1336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D64B3 #B38C3D

analogous

#3D9FB3 #3D64B3 #513DB3

triadic

#3D64B3 #B33D64 #64B33D

tetradic

#3D64B3 #B33D9F #B38C3D #3DB351

square

#3D64B3 #B33D9F #B38C3D #3DB351

split-complementary

#3D64B3 #B3513D #9FB33D

monochromatic

#1E3158 #2D4B85 #3D64B3 #6385CA #91A9D9

Accessibility & contrast

On white

5.72

#3D64B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#3D64B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D64B3

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D64B3	#FFFFFF	#000000	##FFFFFF
##3D64B3	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)

#3E6CB6

Deuteranopia (green-blind)

#2B61B1

Tritanopia (blue-blind)

#007683

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3d64b3;
/* rgb */ color: rgb(61, 100, 179);
/* oklch */ color: oklch(51.5% 0.133 262.8);

Tailwind

colors: {
  custom: {
    50: '#7f8fca',
    500: '#3d64b3',
    950: '#000000',
  },
}

SCSS

$custom: #3d64b3;
$custom-light: #7f8fca;
$custom-dark: #000000;

JSON

{
  "hex": "#3d64b3",
  "rgb": {
    "r": 61,
    "g": 100,
    "b": 179
  },
  "hsl": {
    "h": 220.169,
    "s": 49.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.51526,
    "c": 0.13274,
    "h": 262.8
  },
  "luminance": 0.13361
}

Semantic roles & 50–950 ramp

primary

#3D64B3

secondary

#C5B087

accent

#AB4FD9

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3D64B3

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

Preview Lab → · Contrast checker → · Palette generator →