#321FA1#321FA1

#321FA1 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.9% C 0.193 H 277.9°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#321FA1
RGB	rgb(50, 31, 161)
HSL	hsl(249, 68%, 38%)
HSV	hsv(249, 81%, 63%)
CMYK	cmyk(68.9%, 80.7%, 0%, 36.9%)
CIE-LAB	lab(24.42, 47.04, -66.12)
CIE-LCH	lch(24.42, 81.15, 305.43°)
OKLab	oklab(36.94% 0.0264 -0.191)
OKLCH	oklch(36.94% 0.193 277.9)
XYZ	xyz(8.2363, 4.2306, 34.0938)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#321FA1 #8EA11F

analogous

#1F4DA1 #321FA1 #731FA1

triadic

#321FA1 #A1321F #1FA132

tetradic

#321FA1 #A11F4D #8EA11F #1FA173

square

#321FA1 #A11F4D #8EA11F #1FA173

split-complementary

#321FA1 #A1731F #4DA11F

monochromatic

#120B3A #22156E #321FA1 #4229D4 #6E5BDF

Accessibility & contrast

On white

11.37

#321FA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#321FA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #321FA1

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##321FA1	#FFFFFF	#000000	##FFFFFF
##321FA1	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA5

Deuteranopia (green-blind)

#00359F

Tritanopia (blue-blind)

#004760

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #321fa1;
/* rgb */ color: rgb(50, 31, 161);
/* oklch */ color: oklch(36.9% 0.193 277.9);

Tailwind

colors: {
  custom: {
    50: '#7b5fbe',
    500: '#321fa1',
    950: '#000000',
  },
}

SCSS

$custom: #321fa1;
$custom-light: #7b5fbe;
$custom-dark: #000000;

JSON

{
  "hex": "#321fa1",
  "rgb": {
    "r": 50,
    "g": 31,
    "b": 161
  },
  "hsl": {
    "h": 248.769,
    "s": 67.708,
    "l": 37.647
  },
  "oklch": {
    "l": 0.36941,
    "c": 0.19284,
    "h": 277.9
  },
  "luminance": 0.04231
}

Semantic roles & 50–950 ramp

primary

#321FA1

secondary

#B4C458

accent

#EB3DD1

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #321FA1

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

Preview Lab → · Contrast checker → · Palette generator →