#3D64BA#3D64BA

#3D64BA is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.0% C 0.143 H 263.8°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#3D64BA
RGB	rgb(61, 100, 186)
HSL	hsl(221, 51%, 48%)
HSV	hsv(221, 67%, 73%)
CMYK	cmyk(67.2%, 46.2%, 0%, 27.1%)
CIE-LAB	lab(43.73, 14.79, -49.52)
CIE-LCH	lch(43.73, 51.69, 286.63°)
OKLab	oklab(51.99% -0.0154 -0.1417)
OKLCH	oklch(51.99% 0.143 263.8)
XYZ	xyz(15.3415, 13.6501, 48.2711)
Luminance	0.1365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D64BA #BA933D

analogous

#3DA2BA #3D64BA #543DBA

triadic

#3D64BA #BA3D64 #64BA3D

tetradic

#3D64BA #BA3DA2 #BA933D #3DBA54

square

#3D64BA #BA3DA2 #BA933D #3DBA54

split-complementary

#3D64BA #BA543D #A2BA3D

monochromatic

#1F325E #2E4B8C #3D64BA #6787CD #95ABDC

Accessibility & contrast

On white

5.63

#3D64BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#3D64BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D64BA

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D64BA	#FFFFFF	#000000	##FFFFFF
##3D64BA	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#396DBD

Deuteranopia (green-blind)

#2162B8

Tritanopia (blue-blind)

#007886

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3d64ba;
/* rgb */ color: rgb(61, 100, 186);
/* oklch */ color: oklch(52.0% 0.143 263.8);

Tailwind

colors: {
  custom: {
    50: '#808fcf',
    500: '#3d64ba',
    950: '#000000',
  },
}

SCSS

$custom: #3d64ba;
$custom-light: #808fcf;
$custom-dark: #000000;

JSON

{
  "hex": "#3d64ba",
  "rgb": {
    "r": 61,
    "g": 100,
    "b": 186
  },
  "hsl": {
    "h": 221.28,
    "s": 50.607,
    "l": 48.431
  },
  "oklch": {
    "l": 0.51991,
    "c": 0.14253,
    "h": 263.8
  },
  "luminance": 0.13652
}

Semantic roles & 50–950 ramp

primary

#3D64BA

secondary

#C8B58B

accent

#AE4EDA

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3D64BA

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

Preview Lab → · Contrast checker → · Palette generator →