#323F9B#323F9B

#323F9B is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.4% C 0.149 H 272.1°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#323F9B
RGB	rgb(50, 63, 155)
HSL	hsl(233, 51%, 40%)
HSV	hsv(233, 68%, 61%)
CMYK	cmyk(67.7%, 59.4%, 0%, 39.2%)
CIE-LAB	lab(30.88, 25.91, -51.88)
CIE-LCH	lch(30.88, 57.99, 296.54°)
OKLab	oklab(41.42% 0.0054 -0.1494)
OKLCH	oklch(41.42% 0.15 272.1)
XYZ	xyz(9.0073, 6.5989, 31.8030)
Luminance	0.0660 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#323F9B #9B8E32

analogous

#32749B #323F9B #59329B

triadic

#323F9B #9B323F #3F9B32

tetradic

#323F9B #9B3274 #9B8E32 #329B59

square

#323F9B #9B3274 #9B8E32 #329B59

split-complementary

#323F9B #9B5932 #749B32

monochromatic

#14193E #232C6D #323F9B #4756C4 #7581D2

Accessibility & contrast

On white

9.05

#323F9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#323F9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #323F9B

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##323F9B	#FFFFFF	#000000	##FFFFFF
##323F9B	1.00	9.05	2.32	9.05
#FFFFFF	9.05	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004E9E

Deuteranopia (green-blind)

#004499

Tritanopia (blue-blind)

#005666

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #323f9b;
/* rgb */ color: rgb(50, 63, 155);
/* oklch */ color: oklch(41.4% 0.149 272.1);

Tailwind

colors: {
  custom: {
    50: '#7774b9',
    500: '#323f9b',
    950: '#000000',
  },
}

SCSS

$custom: #323f9b;
$custom-light: #7774b9;
$custom-dark: #000000;

JSON

{
  "hex": "#323f9b",
  "rgb": {
    "r": 50,
    "g": 63,
    "b": 155
  },
  "hsl": {
    "h": 232.571,
    "s": 51.22,
    "l": 40.196
  },
  "oklch": {
    "l": 0.41423,
    "c": 0.1495,
    "h": 272.1
  },
  "luminance": 0.066
}

Semantic roles & 50–950 ramp

primary

#323F9B

secondary

#BBB16E

accent

#C94DDB

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #323F9B

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

Preview Lab → · Contrast checker → · Palette generator →