#3A28C3#3A28C3

#3A28C3 is a dark, highly saturated blue. Relative luminance 0.064; OKLCH L 42.3% C 0.223 H 276.2°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#3A28C3
RGB	rgb(58, 40, 195)
HSL	hsl(247, 66%, 46%)
HSV	hsv(247, 79%, 76%)
CMYK	cmyk(70.3%, 79.5%, 0%, 23.5%)
CIE-LAB	lab(30.29, 53.71, -76.71)
CIE-LCH	lch(30.29, 93.64, 305.00°)
OKLab	oklab(42.29% 0.0242 -0.2217)
OKLCH	oklch(42.29% 0.223 276.2)
XYZ	xyz(12.3508, 6.3561, 52.1951)
Luminance	0.0636 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A28C3 #B1C328

analogous

#2863C3 #3A28C3 #8728C3

triadic

#3A28C3 #C33A28 #28C33A

tetradic

#3A28C3 #C32863 #B1C328 #28C387

square

#3A28C3 #C32863 #B1C328 #28C387

split-complementary

#3A28C3 #C38728 #63C328

monochromatic

#1C135D #2B1E90 #3A28C3 #5E4EDB #8C80E5

Accessibility & contrast

On white

9.25

#3A28C3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#3A28C3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A28C3

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A28C3	#FFFFFF	#000000	##FFFFFF
##3A28C3	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EC7

Deuteranopia (green-blind)

#0040C0

Tritanopia (blue-blind)

#005876

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3a28c3;
/* rgb */ color: rgb(58, 40, 195);
/* oklch */ color: oklch(42.3% 0.223 276.2);

Tailwind

colors: {
  custom: {
    50: '#8566d7',
    500: '#3a28c3',
    950: '#000000',
  },
}

SCSS

$custom: #3a28c3;
$custom-light: #8566d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a28c3",
  "rgb": {
    "r": 58,
    "g": 40,
    "b": 195
  },
  "hsl": {
    "h": 246.968,
    "s": 65.957,
    "l": 46.078
  },
  "oklch": {
    "l": 0.42288,
    "c": 0.22305,
    "h": 276.2
  },
  "luminance": 0.06357
}

Semantic roles & 50–950 ramp

primary

#3A28C3

secondary

#C4CE79

accent

#E93FD5

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0615

muted

#7E7A83

Preview Lab

Preview with #3A28C3

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

Preview Lab → · Contrast checker → · Palette generator →