#3431AC#3431AC

#3431AC is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.7% C 0.188 H 275.1°. Best body text is #FFFFFF at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#3431AC
RGB	rgb(52, 49, 172)
HSL	hsl(241, 56%, 43%)
HSV	hsv(241, 72%, 67%)
CMYK	cmyk(69.8%, 71.5%, 0%, 32.5%)
CIE-LAB	lab(29.17, 41.02, -64.93)
CIE-LCH	lch(29.17, 76.80, 302.28°)
OKLab	oklab(40.67% 0.0168 -0.1876)
OKLCH	oklch(40.67% 0.188 275.1)
XYZ	xyz(9.9584, 5.9043, 39.6366)
Luminance	0.0590 (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

#3431AC #A9AC31

analogous

#316CAC #3431AC #7131AC

triadic

#3431AC #AC3431 #31AC34

tetradic

#3431AC #AC316C #A9AC31 #31AC71

square

#3431AC #AC316C #A9AC31 #31AC71

split-complementary

#3431AC #AC7131 #6CAC31

monochromatic

#17164D #26237C #3431AC #514ECC #807DDA

Accessibility & contrast

On white

9.63

#3431AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#3431AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3431AC

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3431AC	#FFFFFF	#000000	##FFFFFF
##3431AC	1.00	9.63	2.18	9.63
#FFFFFF	9.63	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB0

Deuteranopia (green-blind)

#003FAA

Tritanopia (blue-blind)

#00536B

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3431ac;
/* rgb */ color: rgb(52, 49, 172);
/* oklch */ color: oklch(40.7% 0.188 275.1);

Tailwind

colors: {
  custom: {
    50: '#7d6ac6',
    500: '#3431ac',
    950: '#000000',
  },
}

SCSS

$custom: #3431ac;
$custom-light: #7d6ac6;
$custom-dark: #000000;

JSON

{
  "hex": "#3431ac",
  "rgb": {
    "r": 52,
    "g": 49,
    "b": 172
  },
  "hsl": {
    "h": 241.463,
    "s": 55.656,
    "l": 43.333
  },
  "oklch": {
    "l": 0.40674,
    "c": 0.1884,
    "h": 275.1
  },
  "luminance": 0.05905
}

Semantic roles & 50–950 ramp

primary

#3431AC

secondary

#C1C376

accent

#DF49DB

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3431AC

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

Preview Lab → · Contrast checker → · Palette generator →