#3933A3#3933A3

#3933A3 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.5% C 0.173 H 277.7°. Best body text is #FFFFFF at 9.65:1 contrast (WCAG AA passes).

Color values

HEX	#3933A3
RGB	rgb(57, 51, 163)
HSL	hsl(243, 52%, 42%)
HSV	hsv(243, 69%, 64%)
CMYK	cmyk(65%, 68.7%, 0%, 36.1%)
CIE-LAB	lab(29.11, 37.44, -59.59)
CIE-LCH	lch(29.11, 70.37, 302.14°)
OKLab	oklab(40.47% 0.0231 -0.1719)
OKLCH	oklch(40.47% 0.173 277.7)
XYZ	xyz(9.4799, 5.8811, 35.2788)
Luminance	0.0588 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.45

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3933A3 #9DA333

analogous

#3365A3 #3933A3 #7133A3

triadic

#3933A3 #A33933 #33A339

tetradic

#3933A3 #A33365 #9DA333 #33A371

square

#3933A3 #A33365 #9DA333 #33A371

split-complementary

#3933A3 #A37133 #65A333

monochromatic

#181646 #292474 #3933A3 #534CC7 #807BD6

Accessibility & contrast

On white

9.65

#3933A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#3933A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3933A3

9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3933A3	#FFFFFF	#000000	##FFFFFF
##3933A3	1.00	9.65	2.18	9.65
#FFFFFF	9.65	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A6

Deuteranopia (green-blind)

#0040A1

Tritanopia (blue-blind)

#005167

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3933a3;
/* rgb */ color: rgb(57, 51, 163);
/* oklch */ color: oklch(40.5% 0.173 277.7);

Tailwind

colors: {
  custom: {
    50: '#7d6cbf',
    500: '#3933a3',
    950: '#000000',
  },
}

SCSS

$custom: #3933a3;
$custom-light: #7d6cbf;
$custom-dark: #000000;

JSON

{
  "hex": "#3933a3",
  "rgb": {
    "r": 57,
    "g": 51,
    "b": 163
  },
  "hsl": {
    "h": 243.214,
    "s": 52.336,
    "l": 41.961
  },
  "oklch": {
    "l": 0.40465,
    "c": 0.17346,
    "h": 277.7
  },
  "luminance": 0.05882
}

Semantic roles & 50–950 ramp

primary

#3933A3

secondary

#BABE73

accent

#DC4CD4

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #3933A3

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

Preview Lab → · Contrast checker → · Palette generator →