#3B28BA#3B28BA

#3B28BA is a dark, highly saturated blue. Relative luminance 0.060; OKLCH L 41.4% C 0.212 H 277.6°. Best body text is #FFFFFF at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#3B28BA
RGB	rgb(59, 40, 186)
HSL	hsl(248, 65%, 44%)
HSV	hsv(248, 78%, 73%)
CMYK	cmyk(68.3%, 78.5%, 0%, 27.1%)
CIE-LAB	lab(29.39, 51.09, -72.89)
CIE-LCH	lch(29.39, 89.01, 305.03°)
OKLab	oklab(41.39% 0.0279 -0.2106)
OKLCH	oklch(41.39% 0.212 277.6)
XYZ	xyz(11.4225, 5.9916, 46.9994)
Luminance	0.0599 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B28BA #A7BA28

analogous

#285EBA #3B28BA #8428BA

triadic

#3B28BA #BA3B28 #28BA3B

tetradic

#3B28BA #BA285E #A7BA28 #28BA84

square

#3B28BA #BA285E #A7BA28 #28BA84

split-complementary

#3B28BA #BA8428 #5EBA28

monochromatic

#1B1255 #2B1D88 #3B28BA #5A48D8 #887AE2

Accessibility & contrast

On white

9.55

#3B28BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#3B28BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B28BA

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B28BA	#FFFFFF	#000000	##FFFFFF
##3B28BA	1.00	9.55	2.20	9.55
#FFFFFF	9.55	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BBE

Deuteranopia (green-blind)

#003FB7

Tritanopia (blue-blind)

#005471

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3b28ba;
/* rgb */ color: rgb(59, 40, 186);
/* oklch */ color: oklch(41.4% 0.212 277.6);

Tailwind

colors: {
  custom: {
    50: '#8366d0',
    500: '#3b28ba',
    950: '#000000',
  },
}

SCSS

$custom: #3b28ba;
$custom-light: #8366d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b28ba",
  "rgb": {
    "r": 59,
    "g": 40,
    "b": 186
  },
  "hsl": {
    "h": 247.808,
    "s": 64.602,
    "l": 44.314
  },
  "oklch": {
    "l": 0.41391,
    "c": 0.21245,
    "h": 277.6
  },
  "luminance": 0.05993
}

Semantic roles & 50–950 ramp

primary

#3B28BA

secondary

#BFCA73

accent

#E840D2

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #3B28BA

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

Preview Lab → · Contrast checker → · Palette generator →