#3A28B6#3A28B6

#3A28B6 is a dark, highly saturated blue. Relative luminance 0.058; OKLCH L 40.9% C 0.208 H 277.6°. Best body text is #FFFFFF at 9.73:1 contrast (WCAG AA passes).

Color values

HEX	#3A28B6
RGB	rgb(58, 40, 182)
HSL	hsl(248, 64%, 44%)
HSV	hsv(248, 78%, 71%)
CMYK	cmyk(68.1%, 78%, 0%, 28.6%)
CIE-LAB	lab(28.89, 49.78, -71.35)
CIE-LCH	lch(28.89, 87.00, 304.90°)
OKLab	oklab(40.89% 0.0276 -0.2062)
OKLCH	oklch(40.89% 0.208 277.6)
XYZ	xyz(10.9445, 5.7936, 44.7884)
Luminance	0.0580 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A28B6 #A4B628

analogous

#285DB6 #3A28B6 #8128B6

triadic

#3A28B6 #B63A28 #28B63A

tetradic

#3A28B6 #B6285D #A4B628 #28B681

square

#3A28B6 #B6285D #A4B628 #28B681

split-complementary

#3A28B6 #B68128 #5DB628

monochromatic

#1A1252 #2A1D84 #3A28B6 #5745D6 #8577E1

Accessibility & contrast

On white

9.73

#3A28B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#3A28B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A28B6

9.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A28B6	#FFFFFF	#000000	##FFFFFF
##3A28B6	1.00	9.73	2.16	9.73
#FFFFFF	9.73	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004ABA

Deuteranopia (green-blind)

#003EB4

Tritanopia (blue-blind)

#00536E

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3a28b6;
/* rgb */ color: rgb(58, 40, 182);
/* oklch */ color: oklch(40.9% 0.208 277.6);

Tailwind

colors: {
  custom: {
    50: '#8266cd',
    500: '#3a28b6',
    950: '#000000',
  },
}

SCSS

$custom: #3a28b6;
$custom-light: #8266cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3a28b6",
  "rgb": {
    "r": 58,
    "g": 40,
    "b": 182
  },
  "hsl": {
    "h": 247.606,
    "s": 63.964,
    "l": 43.529
  },
  "oklch": {
    "l": 0.40892,
    "c": 0.208,
    "h": 277.6
  },
  "luminance": 0.05795
}

Semantic roles & 50–950 ramp

primary

#3A28B6

secondary

#BEC971

accent

#E741D2

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #3A28B6

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

Preview Lab → · Contrast checker → · Palette generator →