#3933AC#3933AC

#3933AC is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.3% C 0.185 H 276.8°. Best body text is #FFFFFF at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#3933AC
RGB	rgb(57, 51, 172)
HSL	hsl(243, 54%, 44%)
HSV	hsv(243, 70%, 67%)
CMYK	cmyk(66.9%, 70.3%, 0%, 32.5%)
CIE-LAB	lab(29.95, 40.44, -63.63)
CIE-LCH	lch(29.95, 75.39, 302.44°)
OKLab	oklab(41.32% 0.0218 -0.1837)
OKLCH	oklch(41.32% 0.185 276.8)
XYZ	xyz(10.3151, 6.2152, 39.6778)
Luminance	0.0622 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3933AC #A6AC33

analogous

#3369AC #3933AC #7533AC

triadic

#3933AC #AC3933 #33AC39

tetradic

#3933AC #AC3369 #A6AC33 #33AC75

square

#3933AC #AC3369 #A6AC33 #33AC75

split-complementary

#3933AC #AC7533 #69AC33

monochromatic

#1A174E #29257D #3933AC #5751CB #8480D9

Accessibility & contrast

On white

9.36

#3933AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#3933AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3933AC

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3933AC	#FFFFFF	#000000	##FFFFFF
##3933AC	1.00	9.36	2.24	9.36
#FFFFFF	9.36	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB0

Deuteranopia (green-blind)

#0041AA

Tritanopia (blue-blind)

#00546B

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3933ac;
/* rgb */ color: rgb(57, 51, 172);
/* oklch */ color: oklch(41.3% 0.185 276.8);

Tailwind

colors: {
  custom: {
    50: '#7f6cc6',
    500: '#3933ac',
    950: '#000000',
  },
}

SCSS

$custom: #3933ac;
$custom-light: #7f6cc6;
$custom-dark: #000000;

JSON

{
  "hex": "#3933ac",
  "rgb": {
    "r": 57,
    "g": 51,
    "b": 172
  },
  "hsl": {
    "h": 242.975,
    "s": 54.26,
    "l": 43.725
  },
  "oklch": {
    "l": 0.41324,
    "c": 0.18503,
    "h": 276.8
  },
  "luminance": 0.06216
}

Semantic roles & 50–950 ramp

primary

#3933AC

secondary

#BFC278

accent

#DE4AD6

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3933AC

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

Preview Lab → · Contrast checker → · Palette generator →