#321AB3#321AB3

#321AB3 is a dark, highly saturated blue. Relative luminance 0.047; OKLCH L 38.5% C 0.217 H 276.0°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#321AB3
RGB	rgb(50, 26, 179)
HSL	hsl(249, 75%, 40%)
HSV	hsv(249, 85%, 70%)
CMYK	cmyk(72.1%, 85.5%, 0%, 29.8%)
CIE-LAB	lab(25.77, 54.54, -74.74)
CIE-LCH	lch(25.77, 92.52, 306.12°)
OKLab	oklab(38.48% 0.0228 -0.2159)
OKLCH	oklch(38.48% 0.217 276)
XYZ	xyz(9.8188, 4.6706, 43.0231)
Luminance	0.0467 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#321AB3 #9BB31A

analogous

#1A4EB3 #321AB3 #7F1AB3

triadic

#321AB3 #B3321A #1AB332

tetradic

#321AB3 #B31A4E #9BB31A #1AB37F

square

#321AB3 #B31A4E #9BB31A #1AB37F

split-complementary

#321AB3 #B37F1A #4EB31A

monochromatic

#140A48 #23127E #321AB3 #472AE0 #7560E8

Accessibility & contrast

On white

10.86

#321AB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#321AB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #321AB3

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##321AB3	#FFFFFF	#000000	##FFFFFF
##321AB3	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B7

Deuteranopia (green-blind)

#0036B0

Tritanopia (blue-blind)

#004D6A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #321ab3;
/* rgb */ color: rgb(50, 26, 179);
/* oklch */ color: oklch(38.5% 0.217 276.0);

Tailwind

colors: {
  custom: {
    50: '#7f5ecb',
    500: '#321ab3',
    950: '#000000',
  },
}

SCSS

$custom: #321ab3;
$custom-light: #7f5ecb;
$custom-dark: #000000;

JSON

{
  "hex": "#321ab3",
  "rgb": {
    "r": 50,
    "g": 26,
    "b": 179
  },
  "hsl": {
    "h": 249.412,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.38484,
    "c": 0.21715,
    "h": 276
  },
  "luminance": 0.04672
}

Semantic roles & 50–950 ramp

primary

#321AB3

secondary

#BBCC5D

accent

#F137D4

background

#F8F5FC

surface

#F0E9F9

border

#CBC5D2

text

#0C0514

muted

#7D7982

Preview Lab

Preview with #321AB3

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

Preview Lab → · Contrast checker → · Palette generator →