#3B59C3#3B59C3

#3B59C3 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.3% C 0.169 H 267.9°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#3B59C3
RGB	rgb(59, 89, 195)
HSL	hsl(227, 54%, 50%)
HSV	hsv(227, 70%, 76%)
CMYK	cmyk(69.7%, 54.4%, 0%, 23.5%)
CIE-LAB	lab(41.24, 24.82, -58.78)
CIE-LCH	lch(41.24, 63.80, 292.89°)
OKLab	oklab(50.26% -0.0062 -0.1691)
OKLCH	oklch(50.26% 0.169 267.9)
XYZ	xyz(15.2229, 12.0132, 53.1357)
Luminance	0.1202 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B59C3 #C3A53B

analogous

#3B9DC3 #3B59C3 #613BC3

triadic

#3B59C3 #C33B59 #59C33B

tetradic

#3B59C3 #C33B9D #C3A53B #3BC361

square

#3B59C3 #C33B9D #C3A53B #3BC361

split-complementary

#3B59C3 #C3613B #9DC33B

monochromatic

#1F2E65 #2D4494 #3B59C3 #6980D2 #98A8E0

Accessibility & contrast

On white

6.17

#3B59C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#3B59C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B59C3

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B59C3	#FFFFFF	#000000	##FFFFFF
##3B59C3	1.00	6.17	3.40	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068C7

Deuteranopia (green-blind)

#005BC1

Tritanopia (blue-blind)

#007385

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3b59c3;
/* rgb */ color: rgb(59, 89, 195);
/* oklch */ color: oklch(50.3% 0.169 267.9);

Tailwind

colors: {
  custom: {
    50: '#8187d6',
    500: '#3b59c3',
    950: '#000000',
  },
}

SCSS

$custom: #3b59c3;
$custom-light: #8187d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3b59c3",
  "rgb": {
    "r": 59,
    "g": 89,
    "b": 195
  },
  "hsl": {
    "h": 226.765,
    "s": 53.543,
    "l": 49.804
  },
  "oklch": {
    "l": 0.50264,
    "c": 0.16926,
    "h": 267.9
  },
  "luminance": 0.12015
}

Semantic roles & 50–950 ramp

primary

#3B59C3

secondary

#CCBE8E

accent

#BD4BDD

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #3B59C3

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

Preview Lab → · Contrast checker → · Palette generator →