#3B5FD4#3B5FD4

#3B5FD4 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.8% C 0.185 H 266.9°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#3B5FD4
RGB	rgb(59, 95, 212)
HSL	hsl(226, 64%, 53%)
HSV	hsv(226, 72%, 83%)
CMYK	cmyk(72.2%, 55.2%, 0%, 16.9%)
CIE-LAB	lab(44.04, 27.14, -64.03)
CIE-LCH	lch(44.04, 69.54, 292.97°)
OKLab	oklab(52.76% -0.01 -0.1845)
OKLCH	oklch(52.76% 0.185 266.9)
XYZ	xyz(17.7754, 13.8658, 64.0142)
Luminance	0.1387 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5FD4 #D4B03B

analogous

#3BACD4 #3B5FD4 #633BD4

triadic

#3B5FD4 #D43B5F #5FD43B

tetradic

#3B5FD4 #D43BAC #D4B03B #3BD463

square

#3B5FD4 #D43BAC #D4B03B #3BD463

split-complementary

#3B5FD4 #D4633B #ACD43B

monochromatic

#1B317A #2645AC #3B5FD4 #6D88DF #9FB1EA

Accessibility & contrast

On white

5.56

#3B5FD4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#3B5FD4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5FD4

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5FD4	#FFFFFF	#000000	##FFFFFF
##3B5FD4	1.00	5.56	3.77	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FD8

Deuteranopia (green-blind)

#0061D2

Tritanopia (blue-blind)

#007C90

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3b5fd4;
/* rgb */ color: rgb(59, 95, 212);
/* oklch */ color: oklch(52.8% 0.185 266.9);

Tailwind

colors: {
  custom: {
    50: '#858be2',
    500: '#3b5fd4',
    950: '#000000',
  },
}

SCSS

$custom: #3b5fd4;
$custom-light: #858be2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5fd4",
  "rgb": {
    "r": 59,
    "g": 95,
    "b": 212
  },
  "hsl": {
    "h": 225.882,
    "s": 64.017,
    "l": 53.137
  },
  "oklch": {
    "l": 0.52763,
    "c": 0.18477,
    "h": 266.9
  },
  "luminance": 0.13868
}

Semantic roles & 50–950 ramp

primary

#3B5FD4

secondary

#D6C794

accent

#C041E7

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3B5FD4

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

Preview Lab → · Contrast checker → · Palette generator →