#3331AE#3331AE

#3331AE is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.8% C 0.191 H 274.6°. Best body text is #FFFFFF at 9.58:1 contrast (WCAG AA passes).

Color values

HEX	#3331AE
RGB	rgb(51, 49, 174)
HSL	hsl(241, 56%, 44%)
HSV	hsv(241, 72%, 68%)
CMYK	cmyk(70.7%, 71.8%, 0%, 31.8%)
CIE-LAB	lab(29.30, 41.58, -65.91)
CIE-LCH	lch(29.30, 77.93, 302.24°)
OKLab	oklab(40.81% 0.0152 -0.1905)
OKLCH	oklch(40.81% 0.191 274.6)
XYZ	xyz(10.1010, 5.9555, 40.6534)
Luminance	0.0596 (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

#3331AE #ACAE31

analogous

#316DAE #3331AE #7131AE

triadic

#3331AE #AE3331 #31AE33

tetradic

#3331AE #AE316D #ACAE31 #31AE71

square

#3331AE #AE316D #ACAE31 #31AE71

split-complementary

#3331AE #AE7131 #6DAE31

monochromatic

#17164E #25247E #3331AE #514FCD #807FDB

Accessibility & contrast

On white

9.58

#3331AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#3331AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3331AE

9.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3331AE	#FFFFFF	#000000	##FFFFFF
##3331AE	1.00	9.58	2.19	9.58
#FFFFFF	9.58	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB2

Deuteranopia (green-blind)

#003FAC

Tritanopia (blue-blind)

#00546C

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3331ae;
/* rgb */ color: rgb(51, 49, 174);
/* oklch */ color: oklch(40.8% 0.191 274.6);

Tailwind

colors: {
  custom: {
    50: '#7d6ac7',
    500: '#3331ae',
    950: '#000000',
  },
}

SCSS

$custom: #3331ae;
$custom-light: #7d6ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#3331ae",
  "rgb": {
    "r": 51,
    "g": 49,
    "b": 174
  },
  "hsl": {
    "h": 240.96,
    "s": 56.054,
    "l": 43.725
  },
  "oklch": {
    "l": 0.40809,
    "c": 0.19116,
    "h": 274.6
  },
  "luminance": 0.05956
}

Semantic roles & 50–950 ramp

primary

#3331AE

secondary

#C2C477

accent

#DF48DD

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3331AE

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

Preview Lab → · Contrast checker → · Palette generator →