#3A33AE#3A33AE

#3A33AE is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.6% C 0.187 H 277.0°. Best body text is #FFFFFF at 9.27:1 contrast (WCAG AA passes).

Color values

HEX	#3A33AE
RGB	rgb(58, 51, 174)
HSL	hsl(243, 55%, 44%)
HSV	hsv(243, 71%, 68%)
CMYK	cmyk(66.7%, 70.7%, 0%, 31.8%)
CIE-LAB	lab(30.21, 41.23, -64.40)
CIE-LCH	lch(30.21, 76.46, 302.63°)
OKLab	oklab(41.59% 0.0228 -0.1859)
OKLCH	oklch(41.59% 0.187 277)
XYZ	xyz(10.5662, 6.3223, 40.6997)
Luminance	0.0632 (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

#3A33AE #A7AE33

analogous

#336AAE #3A33AE #7833AE

triadic

#3A33AE #AE3A33 #33AE3A

tetradic

#3A33AE #AE336A #A7AE33 #33AE78

square

#3A33AE #AE336A #A7AE33 #33AE78

split-complementary

#3A33AE #AE7833 #6AAE33

monochromatic

#1A174F #2A257F #3A33AE #5952CC #8681DA

Accessibility & contrast

On white

9.27

#3A33AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#3A33AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A33AE

9.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A33AE	#FFFFFF	#000000	##FFFFFF
##3A33AE	1.00	9.27	2.26	9.27
#FFFFFF	9.27	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB2

Deuteranopia (green-blind)

#0042AC

Tritanopia (blue-blind)

#00556D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3a33ae;
/* rgb */ color: rgb(58, 51, 174);
/* oklch */ color: oklch(41.6% 0.187 277.0);

Tailwind

colors: {
  custom: {
    50: '#7f6cc7',
    500: '#3a33ae',
    950: '#000000',
  },
}

SCSS

$custom: #3a33ae;
$custom-light: #7f6cc7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a33ae",
  "rgb": {
    "r": 58,
    "g": 51,
    "b": 174
  },
  "hsl": {
    "h": 243.415,
    "s": 54.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.41589,
    "c": 0.18733,
    "h": 277
  },
  "luminance": 0.06323
}

Semantic roles & 50–950 ramp

primary

#3A33AE

secondary

#BFC379

accent

#DE4AD6

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3A33AE

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

Preview Lab → · Contrast checker → · Palette generator →