#3828BC#3828BC

#3828BC is a dark, highly saturated blue. Relative luminance 0.060; OKLCH L 41.4% C 0.215 H 276.2°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#3828BC
RGB	rgb(56, 40, 188)
HSL	hsl(246, 65%, 45%)
HSV	hsv(246, 79%, 74%)
CMYK	cmyk(70.2%, 78.7%, 0%, 26.3%)
CIE-LAB	lab(29.38, 51.43, -74.09)
CIE-LCH	lch(29.38, 90.19, 304.76°)
OKLab	oklab(41.39% 0.0233 -0.2142)
OKLCH	oklch(41.39% 0.215 276.2)
XYZ	xyz(11.4638, 5.9881, 48.1189)
Luminance	0.0599 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3828BC #ACBC28

analogous

#2862BC #3828BC #8228BC

triadic

#3828BC #BC3828 #28BC38

tetradic

#3828BC #BC2862 #ACBC28 #28BC82

square

#3828BC #BC2862 #ACBC28 #28BC82

split-complementary

#3828BC #BC8228 #62BC28

monochromatic

#1A1357 #291D8A #3828BC #5849D8 #877BE3

Accessibility & contrast

On white

9.56

#3828BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#3828BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3828BC

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3828BC	#FFFFFF	#000000	##FFFFFF
##3828BC	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BC0

Deuteranopia (green-blind)

#003FB9

Tritanopia (blue-blind)

#005572

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3828bc;
/* rgb */ color: rgb(56, 40, 188);
/* oklch */ color: oklch(41.4% 0.215 276.2);

Tailwind

colors: {
  custom: {
    50: '#8366d2',
    500: '#3828bc',
    950: '#000000',
  },
}

SCSS

$custom: #3828bc;
$custom-light: #8366d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3828bc",
  "rgb": {
    "r": 56,
    "g": 40,
    "b": 188
  },
  "hsl": {
    "h": 246.486,
    "s": 64.912,
    "l": 44.706
  },
  "oklch": {
    "l": 0.41391,
    "c": 0.21545,
    "h": 276.2
  },
  "luminance": 0.05989
}

Semantic roles & 50–950 ramp

primary

#3828BC

secondary

#C2CB75

accent

#E840D6

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #3828BC

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

Preview Lab → · Contrast checker → · Palette generator →