#3B5FCC#3B5FCC

#3B5FCC is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.1% C 0.174 H 266.5°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#3B5FCC
RGB	rgb(59, 95, 204)
HSL	hsl(225, 59%, 52%)
HSV	hsv(225, 71%, 80%)
CMYK	cmyk(71.1%, 53.4%, 0%, 20%)
CIE-LAB	lab(43.47, 24.23, -60.37)
CIE-LCH	lch(43.47, 65.05, 291.87°)
OKLab	oklab(52.15% -0.0105 -0.1737)
OKLCH	oklch(52.15% 0.174 266.5)
XYZ	xyz(16.7911, 13.4721, 58.8305)
Luminance	0.1347 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5FCC #CCA83B

analogous

#3BA8CC #3B5FCC #603BCC

triadic

#3B5FCC #CC3B5F #5FCC3B

tetradic

#3B5FCC #CC3BA8 #CCA83B #3BCC60

square

#3B5FCC #CC3BA8 #CCA83B #3BCC60

split-complementary

#3B5FCC #CC603B #A8CC3B

monochromatic

#1D3270 #2A47A0 #3B5FCC #6C87D9 #9CAEE5

Accessibility & contrast

On white

5.68

#3B5FCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#3B5FCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5FCC

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5FCC	#FFFFFF	#000000	##FFFFFF
##3B5FCC	1.00	5.68	3.69	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B6ED0

Deuteranopia (green-blind)

#0060CA

Tritanopia (blue-blind)

#00798C

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3b5fcc;
/* rgb */ color: rgb(59, 95, 204);
/* oklch */ color: oklch(52.1% 0.174 266.5);

Tailwind

colors: {
  custom: {
    50: '#838bdc',
    500: '#3b5fcc',
    950: '#000000',
  },
}

SCSS

$custom: #3b5fcc;
$custom-light: #838bdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5fcc",
  "rgb": {
    "r": 59,
    "g": 95,
    "b": 204
  },
  "hsl": {
    "h": 225.103,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.52149,
    "c": 0.17405,
    "h": 266.5
  },
  "luminance": 0.13474
}

Semantic roles & 50–950 ramp

primary

#3B5FCC

secondary

#D1C192

accent

#BB46E2

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3B5FCC

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

Preview Lab → · Contrast checker → · Palette generator →