#3B28C9#3B28C9

#3B28C9 is a dark, highly saturated blue. Relative luminance 0.067; OKLCH L 43.0% C 0.230 H 276.0°. Best body text is #FFFFFF at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#3B28C9
RGB	rgb(59, 40, 201)
HSL	hsl(247, 67%, 47%)
HSV	hsv(247, 80%, 79%)
CMYK	cmyk(70.6%, 80.1%, 0%, 21.2%)
CIE-LAB	lab(31.03, 55.58, -79.01)
CIE-LCH	lch(31.03, 96.60, 305.13°)
OKLab	oklab(43.01% 0.024 -0.2284)
OKLCH	oklch(43.01% 0.23 276)
XYZ	xyz(13.1016, 6.6632, 55.8427)
Luminance	0.0666 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B28C9 #B6C928

analogous

#2865C9 #3B28C9 #8C28C9

triadic

#3B28C9 #C93B28 #28C93B

tetradic

#3B28C9 #C92865 #B6C928 #28C98C

square

#3B28C9 #C92865 #B6C928 #28C98C

split-complementary

#3B28C9 #C98C28 #65C928

monochromatic

#1D1463 #2C1E96 #3B28C9 #6252DD #9085E7

Accessibility & contrast

On white

9.00

#3B28C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#3B28C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B28C9

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B28C9	#FFFFFF	#000000	##FFFFFF
##3B28C9	1.00	9.00	2.33	9.00
#FFFFFF	9.00	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050CD

Deuteranopia (green-blind)

#0042C6

Tritanopia (blue-blind)

#005A79

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3b28c9;
/* rgb */ color: rgb(59, 40, 201);
/* oklch */ color: oklch(43.0% 0.230 276.0);

Tailwind

colors: {
  custom: {
    50: '#8767db',
    500: '#3b28c9',
    950: '#000000',
  },
}

SCSS

$custom: #3b28c9;
$custom-light: #8767db;
$custom-dark: #000000;

JSON

{
  "hex": "#3b28c9",
  "rgb": {
    "r": 59,
    "g": 40,
    "b": 201
  },
  "hsl": {
    "h": 247.081,
    "s": 66.805,
    "l": 47.255
  },
  "oklch": {
    "l": 0.4301,
    "c": 0.22964,
    "h": 276
  },
  "luminance": 0.06664
}

Semantic roles & 50–950 ramp

primary

#3B28C9

secondary

#C6D07D

accent

#EA3ED5

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0615

muted

#7E7A83

Preview Lab

Preview with #3B28C9

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

Preview Lab → · Contrast checker → · Palette generator →