#3829B0#3829B0

#3829B0 is a dark, highly saturated blue. Relative luminance 0.056; OKLCH L 40.2% C 0.200 H 277.4°. Best body text is #FFFFFF at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#3829B0
RGB	rgb(56, 41, 176)
HSL	hsl(247, 62%, 43%)
HSV	hsv(247, 77%, 69%)
CMYK	cmyk(68.2%, 76.7%, 0%, 31%)
CIE-LAB	lab(28.27, 47.21, -68.79)
CIE-LCH	lch(28.27, 83.43, 304.46°)
OKLab	oklab(40.24% 0.0258 -0.1987)
OKLCH	oklch(40.24% 0.2 277.4)
XYZ	xyz(10.2578, 5.5603, 41.5986)
Luminance	0.0556 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3829B0 #A1B029

analogous

#295DB0 #3829B0 #7C29B0

triadic

#3829B0 #B03829 #29B038

tetradic

#3829B0 #B0295D #A1B029 #29B07C

square

#3829B0 #B0295D #A1B029 #29B07C

split-complementary

#3829B0 #B07C29 #5DB029

monochromatic

#18124D #281D7E #3829B0 #5343D3 #8075DF

Accessibility & contrast

On white

9.94

#3829B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#3829B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3829B0

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3829B0	#FFFFFF	#000000	##FFFFFF
##3829B0	1.00	9.94	2.11	9.94
#FFFFFF	9.94	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B4

Deuteranopia (green-blind)

#003DAE

Tritanopia (blue-blind)

#00516B

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3829b0;
/* rgb */ color: rgb(56, 41, 176);
/* oklch */ color: oklch(40.2% 0.200 277.4);

Tailwind

colors: {
  custom: {
    50: '#8066c9',
    500: '#3829b0',
    950: '#000000',
  },
}

SCSS

$custom: #3829b0;
$custom-light: #8066c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3829b0",
  "rgb": {
    "r": 56,
    "g": 41,
    "b": 176
  },
  "hsl": {
    "h": 246.667,
    "s": 62.212,
    "l": 42.549
  },
  "oklch": {
    "l": 0.40236,
    "c": 0.20042,
    "h": 277.4
  },
  "luminance": 0.05561
}

Semantic roles & 50–950 ramp

primary

#3829B0

secondary

#BCC66F

accent

#E543D3

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3829B0

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

Preview Lab → · Contrast checker → · Palette generator →