#3A28BC#3A28BC

#3A28BC is a dark, highly saturated blue. Relative luminance 0.060; OKLCH L 41.5% C 0.215 H 277.0°. Best body text is #FFFFFF at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#3A28BC
RGB	rgb(58, 40, 188)
HSL	hsl(247, 65%, 45%)
HSV	hsv(247, 79%, 74%)
CMYK	cmyk(69.1%, 78.7%, 0%, 26.3%)
CIE-LAB	lab(29.53, 51.60, -73.85)
CIE-LCH	lch(29.53, 90.09, 304.95°)
OKLab	oklab(41.53% 0.026 -0.2134)
OKLCH	oklch(41.53% 0.215 277)
XYZ	xyz(11.5779, 6.0469, 48.1242)
Luminance	0.0605 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A28BC #AABC28

analogous

#2860BC #3A28BC #8428BC

triadic

#3A28BC #BC3A28 #28BC3A

tetradic

#3A28BC #BC2860 #AABC28 #28BC84

square

#3A28BC #BC2860 #AABC28 #28BC84

split-complementary

#3A28BC #BC8428 #60BC28

monochromatic

#1B1357 #2A1D8A #3A28BC #5A49D8 #887BE3

Accessibility & contrast

On white

9.50

#3A28BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#3A28BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A28BC

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A28BC	#FFFFFF	#000000	##FFFFFF
##3A28BC	1.00	9.50	2.21	9.50
#FFFFFF	9.50	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CC0

Deuteranopia (green-blind)

#003FB9

Tritanopia (blue-blind)

#005572

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3a28bc;
/* rgb */ color: rgb(58, 40, 188);
/* oklch */ color: oklch(41.5% 0.215 277.0);

Tailwind

colors: {
  custom: {
    50: '#8366d2',
    500: '#3a28bc',
    950: '#000000',
  },
}

SCSS

$custom: #3a28bc;
$custom-light: #8366d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a28bc",
  "rgb": {
    "r": 58,
    "g": 40,
    "b": 188
  },
  "hsl": {
    "h": 247.297,
    "s": 64.912,
    "l": 44.706
  },
  "oklch": {
    "l": 0.41532,
    "c": 0.21499,
    "h": 277
  },
  "luminance": 0.06048
}

Semantic roles & 50–950 ramp

primary

#3A28BC

secondary

#C1CB75

accent

#E840D3

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #3A28BC

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

Preview Lab → · Contrast checker → · Palette generator →