#3B28C3#3B28C3

#3B28C3 is a dark, highly saturated blue. Relative luminance 0.064; OKLCH L 42.4% C 0.223 H 276.6°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#3B28C3
RGB	rgb(59, 40, 195)
HSL	hsl(247, 66%, 46%)
HSV	hsv(247, 79%, 76%)
CMYK	cmyk(69.7%, 79.5%, 0%, 23.5%)
CIE-LAB	lab(30.37, 53.80, -76.59)
CIE-LCH	lch(30.37, 93.59, 305.09°)
OKLab	oklab(42.36% 0.0256 -0.2213)
OKLCH	oklch(42.36% 0.223 276.6)
XYZ	xyz(12.4095, 6.3864, 52.1979)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B28C3 #B0C328

analogous

#2862C3 #3B28C3 #8828C3

triadic

#3B28C3 #C33B28 #28C33B

tetradic

#3B28C3 #C32862 #B0C328 #28C388

square

#3B28C3 #C32862 #B0C328 #28C388

split-complementary

#3B28C3 #C38828 #62C328

monochromatic

#1C135D #2C1E90 #3B28C3 #5F4EDB #8D80E5

Accessibility & contrast

On white

9.22

#3B28C3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#3B28C3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B28C3

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B28C3	#FFFFFF	#000000	##FFFFFF
##3B28C3	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EC7

Deuteranopia (green-blind)

#0041C0

Tritanopia (blue-blind)

#005876

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3b28c3;
/* rgb */ color: rgb(59, 40, 195);
/* oklch */ color: oklch(42.4% 0.223 276.6);

Tailwind

colors: {
  custom: {
    50: '#8566d7',
    500: '#3b28c3',
    950: '#000000',
  },
}

SCSS

$custom: #3b28c3;
$custom-light: #8566d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b28c3",
  "rgb": {
    "r": 59,
    "g": 40,
    "b": 195
  },
  "hsl": {
    "h": 247.355,
    "s": 65.957,
    "l": 46.078
  },
  "oklch": {
    "l": 0.42358,
    "c": 0.22282,
    "h": 276.6
  },
  "luminance": 0.06388
}

Semantic roles & 50–950 ramp

primary

#3B28C3

secondary

#C3CE79

accent

#E93FD4

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0615

muted

#7E7A83

Preview Lab

Preview with #3B28C3

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

Preview Lab → · Contrast checker → · Palette generator →