#321BA8#321BA8

#321BA8 is a dark, highly saturated blue. Relative luminance 0.043; OKLCH L 37.3% C 0.204 H 277.3°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#321BA8
RGB	rgb(50, 27, 168)
HSL	hsl(250, 72%, 38%)
HSV	hsv(250, 84%, 66%)
CMYK	cmyk(70.2%, 83.9%, 0%, 34.1%)
CIE-LAB	lab(24.60, 50.95, -70.07)
CIE-LCH	lch(24.60, 86.63, 306.02°)
OKLab	oklab(37.3% 0.0259 -0.2024)
OKLCH	oklch(37.3% 0.204 277.3)
XYZ	xyz(8.7729, 4.2883, 37.4036)
Luminance	0.0429 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#321BA8 #91A81B

analogous

#1B4AA8 #321BA8 #781BA8

triadic

#321BA8 #A8321B #1BA832

tetradic

#321BA8 #A81B4A #91A81B #1BA878

square

#321BA8 #A81B4A #91A81B #1BA878

split-complementary

#321BA8 #A8781B #4AA81B

monochromatic

#130A3F #221373 #321BA8 #4224DC #7059E4

Accessibility & contrast

On white

11.30

#321BA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#321BA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #321BA8

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##321BA8	#FFFFFF	#000000	##FFFFFF
##321BA8	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040AC

Deuteranopia (green-blind)

#0034A6

Tritanopia (blue-blind)

#004864

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #321ba8;
/* rgb */ color: rgb(50, 27, 168);
/* oklch */ color: oklch(37.3% 0.204 277.3);

Tailwind

colors: {
  custom: {
    50: '#7d5dc3',
    500: '#321ba8',
    950: '#000000',
  },
}

SCSS

$custom: #321ba8;
$custom-light: #7d5dc3;
$custom-dark: #000000;

JSON

{
  "hex": "#321ba8",
  "rgb": {
    "r": 50,
    "g": 27,
    "b": 168
  },
  "hsl": {
    "h": 249.787,
    "s": 72.308,
    "l": 38.235
  },
  "oklch": {
    "l": 0.37302,
    "c": 0.20408,
    "h": 277.3
  },
  "luminance": 0.04289
}

Semantic roles & 50–950 ramp

primary

#321BA8

secondary

#B5C857

accent

#EF39D1

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #321BA8

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

Preview Lab → · Contrast checker → · Palette generator →