#3B429F#3B429F

#3B429F is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.9% C 0.149 H 275.0°. Best body text is #FFFFFF at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#3B429F
RGB	rgb(59, 66, 159)
HSL	hsl(236, 46%, 43%)
HSV	hsv(236, 63%, 62%)
CMYK	cmyk(62.9%, 58.5%, 0%, 37.6%)
CIE-LAB	lab(32.54, 26.86, -51.57)
CIE-LCH	lch(32.54, 58.14, 297.52°)
OKLab	oklab(42.91% 0.0129 -0.1482)
OKLCH	oklch(42.91% 0.149 275)
XYZ	xyz(10.0078, 7.3286, 33.6813)
Luminance	0.0733 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B429F #9F983B

analogous

#3B749F #3B429F #663B9F

triadic

#3B429F #9F3B42 #429F3B

tetradic

#3B429F #9F3B74 #9F983B #3B9F66

square

#3B429F #9F3B74 #9F983B #3B9F66

split-complementary

#3B429F #9F663B #749F3B

monochromatic

#1A1D46 #2A2F72 #3B429F #575EC1 #8389D1

Accessibility & contrast

On white

8.52

#3B429F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#3B429F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B429F

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B429F	#FFFFFF	#000000	##FFFFFF
##3B429F	1.00	8.52	2.47	8.52
#FFFFFF	8.52	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A2

Deuteranopia (green-blind)

#00489D

Tritanopia (blue-blind)

#00586A

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3b429f;
/* rgb */ color: rgb(59, 66, 159);
/* oklch */ color: oklch(42.9% 0.149 275.0);

Tailwind

colors: {
  custom: {
    50: '#7c76bc',
    500: '#3b429f',
    950: '#000000',
  },
}

SCSS

$custom: #3b429f;
$custom-light: #7c76bc;
$custom-dark: #000000;

JSON

{
  "hex": "#3b429f",
  "rgb": {
    "r": 59,
    "g": 66,
    "b": 159
  },
  "hsl": {
    "h": 235.8,
    "s": 45.872,
    "l": 42.745
  },
  "oklch": {
    "l": 0.42913,
    "c": 0.14877,
    "h": 275
  },
  "luminance": 0.07329
}

Semantic roles & 50–950 ramp

primary

#3B429F

secondary

#BBB77B

accent

#CC52D6

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3B429F

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

Preview Lab → · Contrast checker → · Palette generator →