#3933AD#3933AD

#3933AD is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.4% C 0.186 H 276.7°. Best body text is #FFFFFF at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#3933AD
RGB	rgb(57, 51, 173)
HSL	hsl(243, 54%, 44%)
HSV	hsv(243, 71%, 68%)
CMYK	cmyk(67.1%, 70.5%, 0%, 32.2%)
CIE-LAB	lab(30.04, 40.77, -64.08)
CIE-LCH	lch(30.04, 75.95, 302.47°)
OKLab	oklab(41.42% 0.0217 -0.185)
OKLCH	oklch(41.42% 0.186 276.7)
XYZ	xyz(10.4115, 6.2537, 40.1855)
Luminance	0.0625 (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

#3933AD #A7AD33

analogous

#336AAD #3933AD #7633AD

triadic

#3933AD #AD3933 #33AD39

tetradic

#3933AD #AD336A #A7AD33 #33AD76

square

#3933AD #AD336A #A7AD33 #33AD76

split-complementary

#3933AD #AD7633 #6AAD33

monochromatic

#1A174E #29257E #3933AD #5751CC #8581DA

Accessibility & contrast

On white

9.33

#3933AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#3933AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3933AD

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3933AD	#FFFFFF	#000000	##FFFFFF
##3933AD	1.00	9.33	2.25	9.33
#FFFFFF	9.33	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB1

Deuteranopia (green-blind)

#0041AB

Tritanopia (blue-blind)

#00546C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3933ad;
/* rgb */ color: rgb(57, 51, 173);
/* oklch */ color: oklch(41.4% 0.186 276.7);

Tailwind

colors: {
  custom: {
    50: '#7f6cc7',
    500: '#3933ad',
    950: '#000000',
  },
}

SCSS

$custom: #3933ad;
$custom-light: #7f6cc7;
$custom-dark: #000000;

JSON

{
  "hex": "#3933ad",
  "rgb": {
    "r": 57,
    "g": 51,
    "b": 173
  },
  "hsl": {
    "h": 242.951,
    "s": 54.464,
    "l": 43.922
  },
  "oklch": {
    "l": 0.41421,
    "c": 0.18629,
    "h": 276.7
  },
  "luminance": 0.06255
}

Semantic roles & 50–950 ramp

primary

#3933AD

secondary

#BFC379

accent

#DE4AD7

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3933AD

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

Preview Lab → · Contrast checker → · Palette generator →