#3927AE#3927AE

#3927AE is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.8% C 0.200 H 278.3°. Best body text is #FFFFFF at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#3927AE
RGB	rgb(57, 39, 174)
HSL	hsl(248, 63%, 42%)
HSV	hsv(248, 78%, 68%)
CMYK	cmyk(67.2%, 77.6%, 0%, 31.8%)
CIE-LAB	lab(27.78, 47.73, -68.40)
CIE-LCH	lch(27.78, 83.41, 304.91°)
OKLab	oklab(39.85% 0.0288 -0.1976)
OKLCH	oklch(39.85% 0.2 278.3)
XYZ	xyz(10.0504, 5.3760, 40.5442)
Luminance	0.0538 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3927AE #9CAE27

analogous

#2759AE #3927AE #7D27AE

triadic

#3927AE #AE3927 #27AE39

tetradic

#3927AE #AE2759 #9CAE27 #27AE7D

square

#3927AE #AE2759 #9CAE27 #27AE7D

split-complementary

#3927AE #AE7D27 #59AE27

monochromatic

#18114A #291C7C #3927AE #523ED4 #7F70DF

Accessibility & contrast

On white

10.12

#3927AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#3927AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3927AE

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3927AE	#FFFFFF	#000000	##FFFFFF
##3927AE	1.00	10.12	2.08	10.12
#FFFFFF	10.12	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B2

Deuteranopia (green-blind)

#003CAC

Tritanopia (blue-blind)

#004F6A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3927ae;
/* rgb */ color: rgb(57, 39, 174);
/* oklch */ color: oklch(39.8% 0.200 278.3);

Tailwind

colors: {
  custom: {
    50: '#8065c7',
    500: '#3927ae',
    950: '#000000',
  },
}

SCSS

$custom: #3927ae;
$custom-light: #8065c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3927ae",
  "rgb": {
    "r": 57,
    "g": 39,
    "b": 174
  },
  "hsl": {
    "h": 248,
    "s": 63.38,
    "l": 41.765
  },
  "oklch": {
    "l": 0.39846,
    "c": 0.19967,
    "h": 278.3
  },
  "luminance": 0.05377
}

Semantic roles & 50–950 ramp

primary

#3927AE

secondary

#BAC66B

accent

#E641D0

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3927AE

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

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