#3B59C5#3B59C5

#3B59C5 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.4% C 0.172 H 268.0°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#3B59C5
RGB	rgb(59, 89, 197)
HSL	hsl(227, 54%, 50%)
HSV	hsv(227, 70%, 77%)
CMYK	cmyk(70.1%, 54.8%, 0%, 22.7%)
CIE-LAB	lab(41.38, 25.55, -59.70)
CIE-LCH	lch(41.38, 64.94, 293.17°)
OKLab	oklab(50.42% -0.0061 -0.1719)
OKLCH	oklch(50.42% 0.172 268)
XYZ	xyz(15.4506, 12.1042, 54.3346)
Luminance	0.1211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B59C5 #C5A73B

analogous

#3B9EC5 #3B59C5 #623BC5

triadic

#3B59C5 #C53B59 #59C53B

tetradic

#3B59C5 #C53B9E #C5A73B #3BC562

square

#3B59C5 #C53B9E #C5A73B #3BC562

split-complementary

#3B59C5 #C5623B #9EC53B

monochromatic

#1F2E67 #2C4396 #3B59C5 #6A81D3 #99A9E1

Accessibility & contrast

On white

6.14

#3B59C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#3B59C5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B59C5

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B59C5	#FFFFFF	#000000	##FFFFFF
##3B59C5	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068C9

Deuteranopia (green-blind)

#005CC3

Tritanopia (blue-blind)

#007386

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3b59c5;
/* rgb */ color: rgb(59, 89, 197);
/* oklch */ color: oklch(50.4% 0.172 268.0);

Tailwind

colors: {
  custom: {
    50: '#8287d7',
    500: '#3b59c5',
    950: '#000000',
  },
}

SCSS

$custom: #3b59c5;
$custom-light: #8287d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b59c5",
  "rgb": {
    "r": 59,
    "g": 89,
    "b": 197
  },
  "hsl": {
    "h": 226.957,
    "s": 54.331,
    "l": 50.196
  },
  "oklch": {
    "l": 0.50419,
    "c": 0.17197,
    "h": 268
  },
  "luminance": 0.12106
}

Semantic roles & 50–950 ramp

primary

#3B59C5

secondary

#CDBF8F

accent

#BE4ADE

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #3B59C5

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

Preview Lab → · Contrast checker → · Palette generator →