#3B429D#3B429D

#3B429D is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.8% C 0.146 H 275.1°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#3B429D
RGB	rgb(59, 66, 157)
HSL	hsl(236, 45%, 42%)
HSV	hsv(236, 62%, 62%)
CMYK	cmyk(62.4%, 58%, 0%, 38.4%)
CIE-LAB	lab(32.39, 26.16, -50.60)
CIE-LCH	lch(32.39, 56.97, 297.34°)
OKLab	oklab(42.75% 0.0129 -0.1454)
OKLCH	oklch(42.75% 0.146 275.1)
XYZ	xyz(9.8357, 7.2598, 32.7747)
Luminance	0.0726 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B429D #9D963B

analogous

#3B739D #3B429D #653B9D

triadic

#3B429D #9D3B42 #429D3B

tetradic

#3B429D #9D3B73 #9D963B #3B9D65

square

#3B429D #9D3B73 #9D963B #3B9D65

split-complementary

#3B429D #9D653B #739D3B

monochromatic

#1A1D44 #2A2F71 #3B429D #565DBF #8288D0

Accessibility & contrast

On white

8.56

#3B429D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#3B429D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B429D

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B429D	#FFFFFF	#000000	##FFFFFF
##3B429D	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A0

Deuteranopia (green-blind)

#00489B

Tritanopia (blue-blind)

#005869

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3b429d;
/* rgb */ color: rgb(59, 66, 157);
/* oklch */ color: oklch(42.8% 0.146 275.1);

Tailwind

colors: {
  custom: {
    50: '#7b76bb',
    500: '#3b429d',
    950: '#000000',
  },
}

SCSS

$custom: #3b429d;
$custom-light: #7b76bb;
$custom-dark: #000000;

JSON

{
  "hex": "#3b429d",
  "rgb": {
    "r": 59,
    "g": 66,
    "b": 157
  },
  "hsl": {
    "h": 235.714,
    "s": 45.37,
    "l": 42.353
  },
  "oklch": {
    "l": 0.42751,
    "c": 0.14595,
    "h": 275.1
  },
  "luminance": 0.07261
}

Semantic roles & 50–950 ramp

primary

#3B429D

secondary

#BAB57A

accent

#CC53D5

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3B429D

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

Preview Lab → · Contrast checker → · Palette generator →