#321F9A#321F9A

#321F9A is a dark, vivid blue. Relative luminance 0.040; OKLCH L 36.2% C 0.185 H 278.8°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#321F9A
RGB	rgb(50, 31, 154)
HSL	hsl(249, 66%, 36%)
HSV	hsv(249, 80%, 60%)
CMYK	cmyk(67.5%, 79.9%, 0%, 39.6%)
CIE-LAB	lab(23.64, 44.89, -63.13)
CIE-LCH	lch(23.64, 77.46, 305.41°)
OKLab	oklab(36.17% 0.0284 -0.1823)
OKLCH	oklch(36.17% 0.185 278.8)
XYZ	xyz(7.6362, 3.9905, 30.9334)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#321F9A #879A1F

analogous

#1F4A9A #321F9A #701F9A

triadic

#321F9A #9A321F #1F9A32

tetradic

#321F9A #9A1F4A #879A1F #1F9A70

square

#321F9A #9A1F4A #879A1F #1F9A70

split-complementary

#321F9A #9A701F #4A9A1F

monochromatic

#110A34 #211567 #321F9A #4329CD #6B56DD

Accessibility & contrast

On white

11.68

#321F9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#321F9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #321F9A

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##321F9A	#FFFFFF	#000000	##FFFFFF
##321F9A	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9D

Deuteranopia (green-blind)

#003398

Tritanopia (blue-blind)

#00445C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #321f9a;
/* rgb */ color: rgb(50, 31, 154);
/* oklch */ color: oklch(36.2% 0.185 278.8);

Tailwind

colors: {
  custom: {
    50: '#795eb9',
    500: '#321f9a',
    950: '#000000',
  },
}

SCSS

$custom: #321f9a;
$custom-light: #795eb9;
$custom-dark: #000000;

JSON

{
  "hex": "#321f9a",
  "rgb": {
    "r": 50,
    "g": 31,
    "b": 154
  },
  "hsl": {
    "h": 249.268,
    "s": 66.486,
    "l": 36.275
  },
  "oklch": {
    "l": 0.36169,
    "c": 0.18453,
    "h": 278.8
  },
  "luminance": 0.03991
}

Semantic roles & 50–950 ramp

primary

#321F9A

secondary

#B0C154

accent

#E93ECF

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #321F9A

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

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