#3D64B6#3D64B6

#3D64B6 is a mid, vivid blue. Relative luminance 0.135; OKLCH L 51.7% C 0.137 H 263.3°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#3D64B6
RGB	rgb(61, 100, 182)
HSL	hsl(221, 50%, 48%)
HSV	hsv(221, 66%, 71%)
CMYK	cmyk(66.5%, 45.1%, 0%, 28.6%)
CIE-LAB	lab(43.48, 13.35, -47.59)
CIE-LCH	lch(43.48, 49.42, 285.67°)
OKLab	oklab(51.72% -0.016 -0.136)
OKLCH	oklch(51.72% 0.137 263.3)
XYZ	xyz(14.9222, 13.4824, 46.0629)
Luminance	0.1348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D64B6 #B68F3D

analogous

#3DA0B6 #3D64B6 #523DB6

triadic

#3D64B6 #B63D64 #64B63D

tetradic

#3D64B6 #B63DA0 #B68F3D #3DB652

square

#3D64B6 #B63DA0 #B68F3D #3DB652

split-complementary

#3D64B6 #B6523D #A0B63D

monochromatic

#1E325A #2E4B88 #3D64B6 #6586CB #93AADB

Accessibility & contrast

On white

5.68

#3D64B6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#3D64B6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D64B6

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D64B6	#FFFFFF	#000000	##FFFFFF
##3D64B6	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C6DB9

Deuteranopia (green-blind)

#2762B4

Tritanopia (blue-blind)

#007784

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3d64b6;
/* rgb */ color: rgb(61, 100, 182);
/* oklch */ color: oklch(51.7% 0.137 263.3);

Tailwind

colors: {
  custom: {
    50: '#7f8fcc',
    500: '#3d64b6',
    950: '#000000',
  },
}

SCSS

$custom: #3d64b6;
$custom-light: #7f8fcc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d64b6",
  "rgb": {
    "r": 61,
    "g": 100,
    "b": 182
  },
  "hsl": {
    "h": 220.661,
    "s": 49.794,
    "l": 47.647
  },
  "oklch": {
    "l": 0.51723,
    "c": 0.13695,
    "h": 263.3
  },
  "luminance": 0.13484
}

Semantic roles & 50–950 ramp

primary

#3D64B6

secondary

#C6B289

accent

#AD4ED9

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3D64B6

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

Preview Lab → · Contrast checker → · Palette generator →