#3B5CCC#3B5CCC

#3B5CCC is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.6% C 0.178 H 267.4°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#3B5CCC
RGB	rgb(59, 92, 204)
HSL	hsl(226, 59%, 52%)
HSV	hsv(226, 71%, 80%)
CMYK	cmyk(71.1%, 54.9%, 0%, 20%)
CIE-LAB	lab(42.68, 26.16, -61.65)
CIE-LCH	lch(42.68, 66.97, 292.99°)
OKLab	oklab(51.55% -0.0081 -0.1775)
OKLCH	oklch(51.55% 0.178 267.4)
XYZ	xyz(16.5261, 12.9420, 58.7421)
Luminance	0.1294 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5CCC #CCAB3B

analogous

#3BA5CC #3B5CCC #633BCC

triadic

#3B5CCC #CC3B5C #5CCC3B

tetradic

#3B5CCC #CC3BA5 #CCAB3B #3BCC63

square

#3B5CCC #CC3BA5 #CCAB3B #3BCC63

split-complementary

#3B5CCC #CC633B #A5CC3B

monochromatic

#1D3070 #2A45A0 #3B5CCC #6C84D9 #9CADE5

Accessibility & contrast

On white

5.85

#3B5CCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#3B5CCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5CCC

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5CCC	#FFFFFF	#000000	##FFFFFF
##3B5CCC	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD0

Deuteranopia (green-blind)

#005ECA

Tritanopia (blue-blind)

#00778B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3b5ccc;
/* rgb */ color: rgb(59, 92, 204);
/* oklch */ color: oklch(51.6% 0.178 267.4);

Tailwind

colors: {
  custom: {
    50: '#8389dc',
    500: '#3b5ccc',
    950: '#000000',
  },
}

SCSS

$custom: #3b5ccc;
$custom-light: #8389dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5ccc",
  "rgb": {
    "r": 59,
    "g": 92,
    "b": 204
  },
  "hsl": {
    "h": 226.345,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.51553,
    "c": 0.17773,
    "h": 267.4
  },
  "luminance": 0.12944
}

Semantic roles & 50–950 ramp

primary

#3B5CCC

secondary

#D1C392

accent

#BE46E2

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3B5CCC

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

Preview Lab → · Contrast checker → · Palette generator →