#321F9D#321F9D

#321F9D is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.5% C 0.188 H 278.4°. Best body text is #FFFFFF at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#321F9D
RGB	rgb(50, 31, 157)
HSL	hsl(249, 67%, 37%)
HSV	hsv(249, 80%, 62%)
CMYK	cmyk(68.2%, 80.3%, 0%, 38.4%)
CIE-LAB	lab(23.97, 45.81, -64.42)
CIE-LCH	lch(23.97, 79.05, 305.42°)
OKLab	oklab(36.5% 0.0275 -0.1861)
OKLCH	oklch(36.5% 0.188 278.4)
XYZ	xyz(7.8892, 4.0917, 32.2658)
Luminance	0.0409 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#321F9D #8A9D1F

analogous

#1F4B9D #321F9D #711F9D

triadic

#321F9D #9D321F #1F9D32

tetradic

#321F9D #9D1F4B #8A9D1F #1F9D71

square

#321F9D #9D1F4B #8A9D1F #1F9D71

split-complementary

#321F9D #9D711F #4B9D1F

monochromatic

#110B37 #22156A #321F9D #4229D0 #6C58DE

Accessibility & contrast

On white

11.55

#321F9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#321F9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #321F9D

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##321F9D	#FFFFFF	#000000	##FFFFFF
##321F9D	1.00	11.55	1.82	11.55
#FFFFFF	11.55	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA0

Deuteranopia (green-blind)

#00349B

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #321f9d;
/* rgb */ color: rgb(50, 31, 157);
/* oklch */ color: oklch(36.5% 0.188 278.4);

Tailwind

colors: {
  custom: {
    50: '#7a5fbb',
    500: '#321f9d',
    950: '#000000',
  },
}

SCSS

$custom: #321f9d;
$custom-light: #7a5fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#321f9d",
  "rgb": {
    "r": 50,
    "g": 31,
    "b": 157
  },
  "hsl": {
    "h": 249.048,
    "s": 67.021,
    "l": 36.863
  },
  "oklch": {
    "l": 0.36498,
    "c": 0.1881,
    "h": 278.4
  },
  "luminance": 0.04092
}

Semantic roles & 50–950 ramp

primary

#321F9D

secondary

#B2C256

accent

#EA3ED0

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #321F9D

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

Preview Lab → · Contrast checker → · Palette generator →