#3B27AD#3B27AD

#3B27AD is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.9% C 0.198 H 279.3°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#3B27AD
RGB	rgb(59, 39, 173)
HSL	hsl(249, 63%, 42%)
HSV	hsv(249, 77%, 68%)
CMYK	cmyk(65.9%, 77.5%, 0%, 32.2%)
CIE-LAB	lab(27.84, 47.63, -67.70)
CIE-LCH	lch(27.84, 82.78, 305.13°)
OKLab	oklab(39.9% 0.0319 -0.1955)
OKLCH	oklch(39.9% 0.198 279.3)
XYZ	xyz(10.0696, 5.3972, 40.0382)
Luminance	0.0540 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B27AD #99AD27

analogous

#2756AD #3B27AD #7E27AD

triadic

#3B27AD #AD3B27 #27AD3B

tetradic

#3B27AD #AD2756 #99AD27 #27AD7E

square

#3B27AD #AD2756 #99AD27 #27AD7E

split-complementary

#3B27AD #AD7E27 #56AD27

monochromatic

#191049 #2A1C7B #3B27AD #543ED3 #8070DF

Accessibility & contrast

On white

10.10

#3B27AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#3B27AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B27AD

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B27AD	#FFFFFF	#000000	##FFFFFF
##3B27AD	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B1

Deuteranopia (green-blind)

#003CAB

Tritanopia (blue-blind)

#004E69

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3b27ad;
/* rgb */ color: rgb(59, 39, 173);
/* oklch */ color: oklch(39.9% 0.198 279.3);

Tailwind

colors: {
  custom: {
    50: '#8165c7',
    500: '#3b27ad',
    950: '#000000',
  },
}

SCSS

$custom: #3b27ad;
$custom-light: #8165c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b27ad",
  "rgb": {
    "r": 59,
    "g": 39,
    "b": 173
  },
  "hsl": {
    "h": 248.955,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.39896,
    "c": 0.19807,
    "h": 279.3
  },
  "luminance": 0.05398
}

Semantic roles & 50–950 ramp

primary

#3B27AD

secondary

#B8C66A

accent

#E642CE

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3B27AD

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

Preview Lab → · Contrast checker → · Palette generator →