#321E9B#321E9B

#321E9B is a dark, vivid blue. Relative luminance 0.040; OKLCH L 36.2% C 0.187 H 278.8°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#321E9B
RGB	rgb(50, 30, 155)
HSL	hsl(250, 68%, 36%)
HSV	hsv(250, 81%, 61%)
CMYK	cmyk(67.7%, 80.6%, 0%, 39.2%)
CIE-LAB	lab(23.58, 45.69, -63.84)
CIE-LCH	lch(23.58, 78.51, 305.59°)
OKLab	oklab(36.16% 0.0286 -0.1844)
OKLCH	oklch(36.16% 0.187 278.8)
XYZ	xyz(7.6942, 3.9726, 31.3653)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#321E9B #879B1E

analogous

#1E499B #321E9B #711E9B

triadic

#321E9B #9B321E #1E9B32

tetradic

#321E9B #9B1E49 #879B1E #1E9B71

square

#321E9B #9B1E49 #879B1E #1E9B71

split-complementary

#321E9B #9B711E #499B1E

monochromatic

#110A34 #211468 #321E9B #4328CE #6B55DE

Accessibility & contrast

On white

11.70

#321E9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#321E9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #321E9B

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##321E9B	#FFFFFF	#000000	##FFFFFF
##321E9B	1.00	11.70	1.79	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9E

Deuteranopia (green-blind)

#003399

Tritanopia (blue-blind)

#00445D

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #321e9b;
/* rgb */ color: rgb(50, 30, 155);
/* oklch */ color: oklch(36.2% 0.187 278.8);

Tailwind

colors: {
  custom: {
    50: '#7a5eba',
    500: '#321e9b',
    950: '#000000',
  },
}

SCSS

$custom: #321e9b;
$custom-light: #7a5eba;
$custom-dark: #000000;

JSON

{
  "hex": "#321e9b",
  "rgb": {
    "r": 50,
    "g": 30,
    "b": 155
  },
  "hsl": {
    "h": 249.6,
    "s": 67.568,
    "l": 36.275
  },
  "oklch": {
    "l": 0.3616,
    "c": 0.1866,
    "h": 278.8
  },
  "luminance": 0.03973
}

Semantic roles & 50–950 ramp

primary

#321E9B

secondary

#B0C253

accent

#EA3DCF

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #321E9B

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

Preview Lab → · Contrast checker → · Palette generator →