#3B5FD2#3B5FD2

#3B5FD2 is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.6% C 0.182 H 266.8°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#3B5FD2
RGB	rgb(59, 95, 210)
HSL	hsl(226, 63%, 53%)
HSV	hsv(226, 72%, 82%)
CMYK	cmyk(71.9%, 54.8%, 0%, 17.6%)
CIE-LAB	lab(43.89, 26.41, -63.12)
CIE-LCH	lch(43.89, 68.42, 292.71°)
OKLab	oklab(52.61% -0.0101 -0.1818)
OKLCH	oklch(52.61% 0.182 266.8)
XYZ	xyz(17.5246, 13.7655, 62.6937)
Luminance	0.1377 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5FD2 #D2AE3B

analogous

#3BABD2 #3B5FD2 #623BD2

triadic

#3B5FD2 #D23B5F #5FD23B

tetradic

#3B5FD2 #D23BAB #D2AE3B #3BD262

square

#3B5FD2 #D23BAB #D2AE3B #3BD262

split-complementary

#3B5FD2 #D2623B #ABD23B

monochromatic

#1B3177 #2746A9 #3B5FD2 #6D88DD #9FB0E9

Accessibility & contrast

On white

5.59

#3B5FD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#3B5FD2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5FD2

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5FD2	#FFFFFF	#000000	##FFFFFF
##3B5FD2	1.00	5.59	3.75	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FD6

Deuteranopia (green-blind)

#0061D0

Tritanopia (blue-blind)

#007B8F

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3b5fd2;
/* rgb */ color: rgb(59, 95, 210);
/* oklch */ color: oklch(52.6% 0.182 266.8);

Tailwind

colors: {
  custom: {
    50: '#848be1',
    500: '#3b5fd2',
    950: '#000000',
  },
}

SCSS

$custom: #3b5fd2;
$custom-light: #848be1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5fd2",
  "rgb": {
    "r": 59,
    "g": 95,
    "b": 210
  },
  "hsl": {
    "h": 225.695,
    "s": 62.656,
    "l": 52.745
  },
  "oklch": {
    "l": 0.52608,
    "c": 0.1821,
    "h": 266.8
  },
  "luminance": 0.13767
}

Semantic roles & 50–950 ramp

primary

#3B5FD2

secondary

#D5C694

accent

#BF42E6

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3B5FD2

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

Preview Lab → · Contrast checker → · Palette generator →