#3829B2#3829B2

#3829B2 is a dark, highly saturated blue. Relative luminance 0.056; OKLCH L 40.4% C 0.203 H 277.2°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#3829B2
RGB	rgb(56, 41, 178)
HSL	hsl(247, 63%, 43%)
HSV	hsv(247, 77%, 70%)
CMYK	cmyk(68.5%, 77%, 0%, 30.2%)
CIE-LAB	lab(28.49, 47.84, -69.63)
CIE-LCH	lch(28.49, 84.48, 304.49°)
OKLab	oklab(40.45% 0.0253 -0.2012)
OKLCH	oklch(40.45% 0.203 277.2)
XYZ	xyz(10.4571, 5.6401, 42.6484)
Luminance	0.0564 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3829B2 #A3B229

analogous

#295FB2 #3829B2 #7C29B2

triadic

#3829B2 #B23829 #29B238

tetradic

#3829B2 #B2295F #A3B229 #29B27C

square

#3829B2 #B2295F #A3B229 #29B27C

split-complementary

#3829B2 #B27C29 #5FB229

monochromatic

#19124F #281E80 #3829B2 #5444D4 #8276DF

Accessibility & contrast

On white

9.87

#3829B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#3829B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3829B2

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3829B2	#FFFFFF	#000000	##FFFFFF
##3829B2	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B6

Deuteranopia (green-blind)

#003DB0

Tritanopia (blue-blind)

#00516C

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3829b2;
/* rgb */ color: rgb(56, 41, 178);
/* oklch */ color: oklch(40.4% 0.203 277.2);

Tailwind

colors: {
  custom: {
    50: '#8066ca',
    500: '#3829b2',
    950: '#000000',
  },
}

SCSS

$custom: #3829b2;
$custom-light: #8066ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3829b2",
  "rgb": {
    "r": 56,
    "g": 41,
    "b": 178
  },
  "hsl": {
    "h": 246.569,
    "s": 62.557,
    "l": 42.941
  },
  "oklch": {
    "l": 0.40446,
    "c": 0.20281,
    "h": 277.2
  },
  "luminance": 0.05641
}

Semantic roles & 50–950 ramp

primary

#3829B2

secondary

#BDC770

accent

#E642D4

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3829B2

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

Preview Lab → · Contrast checker → · Palette generator →