#3B52CB#3B52CB

#3B52CB is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.6% C 0.189 H 269.9°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#3B52CB
RGB	rgb(59, 82, 203)
HSL	hsl(230, 58%, 51%)
HSV	hsv(230, 71%, 80%)
CMYK	cmyk(70.9%, 59.6%, 0%, 20.4%)
CIE-LAB	lab(40.04, 32.19, -65.36)
CIE-LCH	lch(40.04, 72.86, 296.22°)
OKLab	oklab(49.56% -0.0005 -0.1886)
OKLCH	oklch(49.56% 0.189 269.9)
XYZ	xyz(15.5967, 11.2746, 57.8426)
Luminance	0.1128 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B52CB #CBB43B

analogous

#3B9ACB #3B52CB #6C3BCB

triadic

#3B52CB #CB3B52 #52CB3B

tetradic

#3B52CB #CB3B9A #CBB43B #3BCB6C

square

#3B52CB #CB3B9A #CBB43B #3BCB6C

split-complementary

#3B52CB #CB6C3B #9ACB3B

monochromatic

#1D2A6E #2A3D9F #3B52CB #6B7DD8 #9CA7E5

Accessibility & contrast

On white

6.45

#3B52CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#3B52CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B52CB

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B52CB	#FFFFFF	#000000	##FFFFFF
##3B52CB	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CF

Deuteranopia (green-blind)

#0058C9

Tritanopia (blue-blind)

#007086

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3b52cb;
/* rgb */ color: rgb(59, 82, 203);
/* oklch */ color: oklch(49.6% 0.189 269.9);

Tailwind

colors: {
  custom: {
    50: '#8482dc',
    500: '#3b52cb',
    950: '#000000',
  },
}

SCSS

$custom: #3b52cb;
$custom-light: #8482dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3b52cb",
  "rgb": {
    "r": 59,
    "g": 82,
    "b": 203
  },
  "hsl": {
    "h": 230.417,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.49558,
    "c": 0.18858,
    "h": 269.9
  },
  "luminance": 0.11276
}

Semantic roles & 50–950 ramp

primary

#3B52CB

secondary

#D1C791

accent

#C947E1

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3B52CB

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

Preview Lab → · Contrast checker → · Palette generator →