#3B28B6#3B28B6

#3B28B6 is a dark, highly saturated blue. Relative luminance 0.058; OKLCH L 41.0% C 0.208 H 278.0°. Best body text is #FFFFFF at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#3B28B6
RGB	rgb(59, 40, 182)
HSL	hsl(248, 64%, 44%)
HSV	hsv(248, 78%, 71%)
CMYK	cmyk(67.6%, 78%, 0%, 28.6%)
CIE-LAB	lab(28.96, 49.88, -71.22)
CIE-LCH	lch(28.96, 86.95, 305.00°)
OKLab	oklab(40.97% 0.029 -0.2057)
OKLCH	oklch(40.97% 0.208 278)
XYZ	xyz(11.0032, 5.8238, 44.7912)
Luminance	0.0583 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B28B6 #A3B628

analogous

#285CB6 #3B28B6 #8228B6

triadic

#3B28B6 #B63B28 #28B63B

tetradic

#3B28B6 #B6285C #A3B628 #28B682

square

#3B28B6 #B6285C #A3B628 #28B682

split-complementary

#3B28B6 #B68228 #5CB628

monochromatic

#1A1252 #2B1D84 #3B28B6 #5845D6 #8577E1

Accessibility & contrast

On white

9.70

#3B28B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#3B28B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B28B6

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B28B6	#FFFFFF	#000000	##FFFFFF
##3B28B6	1.00	9.70	2.17	9.70
#FFFFFF	9.70	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004ABA

Deuteranopia (green-blind)

#003EB4

Tritanopia (blue-blind)

#00526E

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3b28b6;
/* rgb */ color: rgb(59, 40, 182);
/* oklch */ color: oklch(41.0% 0.208 278.0);

Tailwind

colors: {
  custom: {
    50: '#8366cd',
    500: '#3b28b6',
    950: '#000000',
  },
}

SCSS

$custom: #3b28b6;
$custom-light: #8366cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3b28b6",
  "rgb": {
    "r": 59,
    "g": 40,
    "b": 182
  },
  "hsl": {
    "h": 248.028,
    "s": 63.964,
    "l": 43.529
  },
  "oklch": {
    "l": 0.40966,
    "c": 0.20778,
    "h": 278
  },
  "luminance": 0.05825
}

Semantic roles & 50–950 ramp

primary

#3B28B6

secondary

#BDC971

accent

#E741D1

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #3B28B6

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

Preview Lab → · Contrast checker → · Palette generator →