#3B4ACB#3B4ACB

#3B4ACB is a mid, vivid blue. Relative luminance 0.101; OKLCH L 48.1% C 0.198 H 271.5°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#3B4ACB
RGB	rgb(59, 74, 203)
HSL	hsl(234, 58%, 51%)
HSV	hsv(234, 71%, 80%)
CMYK	cmyk(70.9%, 63.5%, 0%, 20.4%)
CIE-LAB	lab(38.09, 37.23, -68.55)
CIE-LCH	lch(38.09, 78.00, 298.51°)
OKLab	oklab(48.12% 0.0052 -0.198)
OKLCH	oklch(48.12% 0.198 271.5)
XYZ	xyz(15.0283, 10.1377, 57.6531)
Luminance	0.1014 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4ACB #CBBC3B

analogous

#3B92CB #3B4ACB #743BCB

triadic

#3B4ACB #CB3B4A #4ACB3B

tetradic

#3B4ACB #CB3B92 #CBBC3B #3BCB74

square

#3B4ACB #CB3B92 #CBBC3B #3BCB74

split-complementary

#3B4ACB #CB743B #92CB3B

monochromatic

#1D266E #2A369F #3B4ACB #6B77D8 #9CA3E5

Accessibility & contrast

On white

6.94

#3B4ACB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#3B4ACB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B4ACB

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4ACB	#FFFFFF	#000000	##FFFFFF
##3B4ACB	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060CF

Deuteranopia (green-blind)

#0053C9

Tritanopia (blue-blind)

#006B84

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3b4acb;
/* rgb */ color: rgb(59, 74, 203);
/* oklch */ color: oklch(48.1% 0.198 271.5);

Tailwind

colors: {
  custom: {
    50: '#847cdc',
    500: '#3b4acb',
    950: '#000000',
  },
}

SCSS

$custom: #3b4acb;
$custom-light: #847cdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4acb",
  "rgb": {
    "r": 59,
    "g": 74,
    "b": 203
  },
  "hsl": {
    "h": 233.75,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.48117,
    "c": 0.19807,
    "h": 271.5
  },
  "luminance": 0.10139
}

Semantic roles & 50–950 ramp

primary

#3B4ACB

secondary

#D1CA91

accent

#D147E1

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #3B4ACB

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

Preview Lab → · Contrast checker → · Palette generator →