#3B4FCA#3B4FCA

#3B4FCA is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.9% C 0.191 H 270.5°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#3B4FCA
RGB	rgb(59, 79, 202)
HSL	hsl(232, 57%, 51%)
HSV	hsv(232, 71%, 79%)
CMYK	cmyk(70.8%, 60.9%, 0%, 20.8%)
CIE-LAB	lab(39.22, 33.74, -66.13)
CIE-LCH	lch(39.22, 74.23, 297.03°)
OKLab	oklab(48.92% 0.0017 -0.1909)
OKLCH	oklch(48.92% 0.191 270.5)
XYZ	xyz(15.2567, 10.7845, 57.1432)
Luminance	0.1079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4FCA #CAB63B

analogous

#3B97CA #3B4FCA #6E3BCA

triadic

#3B4FCA #CA3B4F #4FCA3B

tetradic

#3B4FCA #CA3B97 #CAB63B #3BCA6E

square

#3B4FCA #CA3B97 #CAB63B #3BCA6E

split-complementary

#3B4FCA #CA6E3B #97CA3B

monochromatic

#1E296D #2B3B9D #3B4FCA #6B7AD7 #9BA6E4

Accessibility & contrast

On white

6.65

#3B4FCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#3B4FCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B4FCA

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4FCA	#FFFFFF	#000000	##FFFFFF
##3B4FCA	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063CE

Deuteranopia (green-blind)

#0056C8

Tritanopia (blue-blind)

#006E85

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3b4fca;
/* rgb */ color: rgb(59, 79, 202);
/* oklch */ color: oklch(48.9% 0.191 270.5);

Tailwind

colors: {
  custom: {
    50: '#8480db',
    500: '#3b4fca',
    950: '#000000',
  },
}

SCSS

$custom: #3b4fca;
$custom-light: #8480db;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4fca",
  "rgb": {
    "r": 59,
    "g": 79,
    "b": 202
  },
  "hsl": {
    "h": 231.608,
    "s": 57.43,
    "l": 51.176
  },
  "oklch": {
    "l": 0.48922,
    "c": 0.19087,
    "h": 270.5
  },
  "luminance": 0.10786
}

Semantic roles & 50–950 ramp

primary

#3B4FCA

secondary

#D0C791

accent

#CB47E1

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3B4FCA

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

Preview Lab → · Contrast checker → · Palette generator →