#3B52C9#3B52C9

#3B52C9 is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.4% C 0.186 H 269.9°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#3B52C9
RGB	rgb(59, 82, 201)
HSL	hsl(230, 57%, 51%)
HSV	hsv(230, 71%, 79%)
CMYK	cmyk(70.6%, 59.2%, 0%, 21.2%)
CIE-LAB	lab(39.88, 31.48, -64.46)
CIE-LCH	lch(39.88, 71.73, 296.03°)
OKLab	oklab(49.39% -0.0005 -0.1859)
OKLCH	oklch(49.39% 0.186 269.9)
XYZ	xyz(15.3599, 11.1799, 56.5955)
Luminance	0.1118 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B52C9 #C9B23B

analogous

#3B99C9 #3B52C9 #6B3BC9

triadic

#3B52C9 #C93B52 #52C93B

tetradic

#3B52C9 #C93B99 #C9B23B #3BC96B

square

#3B52C9 #C93B99 #C9B23B #3BC96B

split-complementary

#3B52C9 #C96B3B #99C93B

monochromatic

#1E2A6C #2B3D9C #3B52C9 #6B7CD6 #9BA7E3

Accessibility & contrast

On white

6.49

#3B52C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#3B52C9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B52C9

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B52C9	#FFFFFF	#000000	##FFFFFF
##3B52C9	1.00	6.49	3.24	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CD

Deuteranopia (green-blind)

#0058C7

Tritanopia (blue-blind)

#007085

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3b52c9;
/* rgb */ color: rgb(59, 82, 201);
/* oklch */ color: oklch(49.4% 0.186 269.9);

Tailwind

colors: {
  custom: {
    50: '#8382da',
    500: '#3b52c9',
    950: '#000000',
  },
}

SCSS

$custom: #3b52c9;
$custom-light: #8382da;
$custom-dark: #000000;

JSON

{
  "hex": "#3b52c9",
  "rgb": {
    "r": 59,
    "g": 82,
    "b": 201
  },
  "hsl": {
    "h": 230.282,
    "s": 56.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.49392,
    "c": 0.18593,
    "h": 269.9
  },
  "luminance": 0.11181
}

Semantic roles & 50–950 ramp

primary

#3B52C9

secondary

#CFC590

accent

#C748E0

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3B52C9

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

Preview Lab → · Contrast checker → · Palette generator →