#3231AA#3231AA

#3231AA is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.3% C 0.186 H 274.5°. Best body text is #FFFFFF at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#3231AA
RGB	rgb(50, 49, 170)
HSL	hsl(240, 55%, 43%)
HSV	hsv(240, 71%, 67%)
CMYK	cmyk(70.6%, 71.2%, 0%, 33.3%)
CIE-LAB	lab(28.84, 40.12, -64.27)
CIE-LCH	lch(28.84, 75.76, 301.97°)
OKLab	oklab(40.34% 0.0146 -0.1858)
OKLCH	oklch(40.34% 0.186 274.5)
XYZ	xyz(9.6670, 5.7761, 38.6279)
Luminance	0.0578 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.36

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3231AA #A9AA31

analogous

#316CAA #3231AA #6E31AA

triadic

#3231AA #AA3231 #31AA32

tetradic

#3231AA #AA316C #A9AA31 #31AA6E

square

#3231AA #AA316C #A9AA31 #31AA6E

split-complementary

#3231AA #AA6E31 #6CAA31

monochromatic

#16164B #24237A #3231AA #4E4DCC #7D7CD9

Accessibility & contrast

On white

9.74

#3231AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#3231AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3231AA

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3231AA	#FFFFFF	#000000	##FFFFFF
##3231AA	1.00	9.74	2.16	9.74
#FFFFFF	9.74	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAE

Deuteranopia (green-blind)

#003EA8

Tritanopia (blue-blind)

#00526A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3231aa;
/* rgb */ color: rgb(50, 49, 170);
/* oklch */ color: oklch(40.3% 0.186 274.5);

Tailwind

colors: {
  custom: {
    50: '#7b6ac4',
    500: '#3231aa',
    950: '#000000',
  },
}

SCSS

$custom: #3231aa;
$custom-light: #7b6ac4;
$custom-dark: #000000;

JSON

{
  "hex": "#3231aa",
  "rgb": {
    "r": 50,
    "g": 49,
    "b": 170
  },
  "hsl": {
    "h": 240.496,
    "s": 55.251,
    "l": 42.941
  },
  "oklch": {
    "l": 0.40344,
    "c": 0.18636,
    "h": 274.5
  },
  "luminance": 0.05777
}

Semantic roles & 50–950 ramp

primary

#3231AA

secondary

#C1C275

accent

#DF49DD

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3231AA

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

Preview Lab → · Contrast checker → · Palette generator →