#3B5DCA#3B5DCA

#3B5DCA is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.6% C 0.174 H 267.0°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#3B5DCA
RGB	rgb(59, 93, 202)
HSL	hsl(226, 57%, 51%)
HSV	hsv(226, 71%, 79%)
CMYK	cmyk(70.8%, 54%, 0%, 20.8%)
CIE-LAB	lab(42.80, 24.79, -60.30)
CIE-LCH	lch(42.80, 65.20, 292.35°)
OKLab	oklab(51.6% -0.0091 -0.1736)
OKLCH	oklch(51.6% 0.174 267)
XYZ	xyz(16.3749, 13.0211, 57.5160)
Luminance	0.1302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5DCA #CAA83B

analogous

#3BA4CA #3B5DCA #603BCA

triadic

#3B5DCA #CA3B5D #5DCA3B

tetradic

#3B5DCA #CA3BA4 #CAA83B #3BCA60

square

#3B5DCA #CA3BA4 #CAA83B #3BCA60

split-complementary

#3B5DCA #CA603B #A4CA3B

monochromatic

#1E306D #2B469D #3B5DCA #6B85D7 #9BADE4

Accessibility & contrast

On white

5.83

#3B5DCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#3B5DCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5DCA

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5DCA	#FFFFFF	#000000	##FFFFFF
##3B5DCA	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#036CCE

Deuteranopia (green-blind)

#005FC8

Tritanopia (blue-blind)

#00778A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3b5dca;
/* rgb */ color: rgb(59, 93, 202);
/* oklch */ color: oklch(51.6% 0.174 267.0);

Tailwind

colors: {
  custom: {
    50: '#838adb',
    500: '#3b5dca',
    950: '#000000',
  },
}

SCSS

$custom: #3b5dca;
$custom-light: #838adb;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5dca",
  "rgb": {
    "r": 59,
    "g": 93,
    "b": 202
  },
  "hsl": {
    "h": 225.734,
    "s": 57.43,
    "l": 51.176
  },
  "oklch": {
    "l": 0.51597,
    "c": 0.17381,
    "h": 267
  },
  "luminance": 0.13023
}

Semantic roles & 50–950 ramp

primary

#3B5DCA

secondary

#D0C191

accent

#BC47E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3B5DCA

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

Preview Lab → · Contrast checker → · Palette generator →