#3A28B7#3A28B7

#3A28B7 is a dark, highly saturated blue. Relative luminance 0.058; OKLCH L 41.0% C 0.209 H 277.5°. Best body text is #FFFFFF at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#3A28B7
RGB	rgb(58, 40, 183)
HSL	hsl(248, 64%, 44%)
HSV	hsv(248, 78%, 72%)
CMYK	cmyk(68.3%, 78.1%, 0%, 28.2%)
CIE-LAB	lab(28.99, 50.09, -71.77)
CIE-LCH	lch(28.99, 87.52, 304.91°)
OKLab	oklab(41% 0.0273 -0.2074)
OKLCH	oklch(41% 0.209 277.5)
XYZ	xyz(11.0482, 5.8350, 45.3346)
Luminance	0.0584 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A28B7 #A5B728

analogous

#285DB7 #3A28B7 #8128B7

triadic

#3A28B7 #B73A28 #28B73A

tetradic

#3A28B7 #B7285D #A5B728 #28B781

square

#3A28B7 #B7285D #A5B728 #28B781

split-complementary

#3A28B7 #B78128 #5DB728

monochromatic

#1A1253 #2A1D85 #3A28B7 #5846D6 #8578E1

Accessibility & contrast

On white

9.69

#3A28B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#3A28B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A28B7

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A28B7	#FFFFFF	#000000	##FFFFFF
##3A28B7	1.00	9.69	2.17	9.69
#FFFFFF	9.69	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004ABB

Deuteranopia (green-blind)

#003EB4

Tritanopia (blue-blind)

#00536F

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3a28b7;
/* rgb */ color: rgb(58, 40, 183);
/* oklch */ color: oklch(41.0% 0.209 277.5);

Tailwind

colors: {
  custom: {
    50: '#8266ce',
    500: '#3a28b7',
    950: '#000000',
  },
}

SCSS

$custom: #3a28b7;
$custom-light: #8266ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3a28b7",
  "rgb": {
    "r": 58,
    "g": 40,
    "b": 183
  },
  "hsl": {
    "h": 247.552,
    "s": 64.126,
    "l": 43.725
  },
  "oklch": {
    "l": 0.40998,
    "c": 0.20916,
    "h": 277.5
  },
  "luminance": 0.05836
}

Semantic roles & 50–950 ramp

primary

#3A28B7

secondary

#BEC972

accent

#E741D2

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #3A28B7

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

Preview Lab → · Contrast checker → · Palette generator →