#3A27BB#3A27BB

#3A27BB is a dark, highly saturated blue. Relative luminance 0.059; OKLCH L 41.3% C 0.215 H 277.2°. Best body text is #FFFFFF at 9.60:1 contrast (WCAG AA passes).

Color values

HEX	#3A27BB
RGB	rgb(58, 39, 187)
HSL	hsl(248, 65%, 44%)
HSV	hsv(248, 79%, 73%)
CMYK	cmyk(69%, 79.1%, 0%, 26.7%)
CIE-LAB	lab(29.25, 51.79, -73.71)
CIE-LCH	lch(29.25, 90.08, 305.09°)
OKLab	oklab(41.31% 0.0268 -0.213)
OKLCH	oklch(41.31% 0.215 277.2)
XYZ	xyz(11.4372, 5.9374, 47.5474)
Luminance	0.0594 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A27BB #A8BB27

analogous

#275EBB #3A27BB #8427BB

triadic

#3A27BB #BB3A27 #27BB3A

tetradic

#3A27BB #BB275E #A8BB27 #27BB84

square

#3A27BB #BB275E #A8BB27 #27BB84

split-complementary

#3A27BB #BB8427 #5EBB27

monochromatic

#1B1256 #2A1C88 #3A27BB #5947D9 #8779E3

Accessibility & contrast

On white

9.60

#3A27BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#3A27BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A27BB

9.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A27BB	#FFFFFF	#000000	##FFFFFF
##3A27BB	1.00	9.60	2.19	9.60
#FFFFFF	9.60	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BBF

Deuteranopia (green-blind)

#003FB8

Tritanopia (blue-blind)

#005471

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3a27bb;
/* rgb */ color: rgb(58, 39, 187);
/* oklch */ color: oklch(41.3% 0.215 277.2);

Tailwind

colors: {
  custom: {
    50: '#8365d1',
    500: '#3a27bb',
    950: '#000000',
  },
}

SCSS

$custom: #3a27bb;
$custom-light: #8365d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a27bb",
  "rgb": {
    "r": 58,
    "g": 39,
    "b": 187
  },
  "hsl": {
    "h": 247.703,
    "s": 65.487,
    "l": 44.314
  },
  "oklch": {
    "l": 0.41308,
    "c": 0.21467,
    "h": 277.2
  },
  "luminance": 0.05938
}

Semantic roles & 50–950 ramp

primary

#3A27BB

secondary

#C0CB73

accent

#E83FD3

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #3A27BB

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

Preview Lab → · Contrast checker → · Palette generator →