#3929AA#3929AA

#3929AA is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.7% C 0.193 H 278.5°. Best body text is #FFFFFF at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#3929AA
RGB	rgb(57, 41, 170)
HSL	hsl(247, 61%, 41%)
HSV	hsv(247, 76%, 67%)
CMYK	cmyk(66.5%, 75.9%, 0%, 33.3%)
CIE-LAB	lab(27.73, 45.44, -66.08)
CIE-LCH	lch(27.73, 80.20, 304.51°)
OKLab	oklab(39.69% 0.0286 -0.1908)
OKLCH	oklch(39.69% 0.193 278.5)
XYZ	xyz(9.7336, 5.3572, 38.5435)
Luminance	0.0536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3929AA #9AAA29

analogous

#295AAA #3929AA #7A29AA

triadic

#3929AA #AA3929 #29AA39

tetradic

#3929AA #AA295A #9AAA29 #29AA7A

square

#3929AA #AA295A #9AAA29 #29AA7A

split-complementary

#3929AA #AA7A29 #5AAA29

monochromatic

#181147 #281D79 #3929AA #513FD1 #7E71DD

Accessibility & contrast

On white

10.14

#3929AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#3929AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3929AA

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3929AA	#FFFFFF	#000000	##FFFFFF
##3929AA	1.00	10.14	2.07	10.14
#FFFFFF	10.14	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AE

Deuteranopia (green-blind)

#003CA8

Tritanopia (blue-blind)

#004E68

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3929aa;
/* rgb */ color: rgb(57, 41, 170);
/* oklch */ color: oklch(39.7% 0.193 278.5);

Tailwind

colors: {
  custom: {
    50: '#7f65c5',
    500: '#3929aa',
    950: '#000000',
  },
}

SCSS

$custom: #3929aa;
$custom-light: #7f65c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3929aa",
  "rgb": {
    "r": 57,
    "g": 41,
    "b": 170
  },
  "hsl": {
    "h": 247.442,
    "s": 61.137,
    "l": 41.373
  },
  "oklch": {
    "l": 0.39686,
    "c": 0.19299,
    "h": 278.5
  },
  "luminance": 0.05358
}

Semantic roles & 50–950 ramp

primary

#3929AA

secondary

#B9C46B

accent

#E444D0

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3929AA

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

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