#3D64BD#3D64BD

#3D64BD is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.2% C 0.147 H 264.2°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#3D64BD
RGB	rgb(61, 100, 189)
HSL	hsl(222, 51%, 49%)
HSV	hsv(222, 68%, 74%)
CMYK	cmyk(67.7%, 47.1%, 0%, 25.9%)
CIE-LAB	lab(43.91, 15.88, -50.97)
CIE-LCH	lch(43.91, 53.38, 287.30°)
OKLab	oklab(52.2% -0.0149 -0.1459)
OKLCH	oklch(52.2% 0.147 264.2)
XYZ	xyz(15.6637, 13.7790, 49.9684)
Luminance	0.1378 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D64BD #BD963D

analogous

#3DA4BD #3D64BD #563DBD

triadic

#3D64BD #BD3D64 #64BD3D

tetradic

#3D64BD #BD3DA4 #BD963D #3DBD56

square

#3D64BD #BD3DA4 #BD963D #3DBD56

split-complementary

#3D64BD #BD563D #A4BD3D

monochromatic

#1F3360 #2E4C8F #3D64BD #6988CE #97ACDD

Accessibility & contrast

On white

5.59

#3D64BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#3D64BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D64BD

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D64BD	#FFFFFF	#000000	##FFFFFF
##3D64BD	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#366EC0

Deuteranopia (green-blind)

#1B62BB

Tritanopia (blue-blind)

#007987

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3d64bd;
/* rgb */ color: rgb(61, 100, 189);
/* oklch */ color: oklch(52.2% 0.147 264.2);

Tailwind

colors: {
  custom: {
    50: '#818fd1',
    500: '#3d64bd',
    950: '#000000',
  },
}

SCSS

$custom: #3d64bd;
$custom-light: #818fd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3d64bd",
  "rgb": {
    "r": 61,
    "g": 100,
    "b": 189
  },
  "hsl": {
    "h": 221.719,
    "s": 51.2,
    "l": 49.02
  },
  "oklch": {
    "l": 0.52195,
    "c": 0.14671,
    "h": 264.2
  },
  "luminance": 0.13781
}

Semantic roles & 50–950 ramp

primary

#3D64BD

secondary

#C9B78D

accent

#B04DDB

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3D64BD

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

Preview Lab → · Contrast checker → · Palette generator →