#491EB4#491EB4

#491EB4 is a dark, highly saturated violet. Relative luminance 0.056; OKLCH L 40.9% C 0.211 H 285.3°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#491EB4
RGB	rgb(73, 30, 180)
HSL	hsl(257, 71%, 41%)
HSV	hsv(257, 83%, 71%)
CMYK	cmyk(59.4%, 83.3%, 0%, 29.4%)
CIE-LAB	lab(28.48, 55.18, -70.78)
CIE-LCH	lch(28.48, 89.75, 307.94°)
OKLab	oklab(40.88% 0.0557 -0.204)
OKLCH	oklch(40.88% 0.211 285.3)
XYZ	xyz(11.4476, 5.6396, 43.6565)
Luminance	0.0564 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491EB4 #89B41E

analogous

#1E3EB4 #491EB4 #941EB4

triadic

#491EB4 #B4491E #1EB449

tetradic

#491EB4 #B41E3E #89B41E #1EB494

square

#491EB4 #B41E3E #89B41E #1EB494

split-complementary

#491EB4 #B4941E #3EB41E

monochromatic

#1E0D4B #341580 #491EB4 #6332DD #8B67E6

Accessibility & contrast

On white

9.87

#491EB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#491EB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491EB4

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491EB4	#FFFFFF	#000000	##FFFFFF
##491EB4	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B8

Deuteranopia (green-blind)

#003FB1

Tritanopia (blue-blind)

#034D6B

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #491eb4;
/* rgb */ color: rgb(73, 30, 180);
/* oklch */ color: oklch(40.9% 0.211 285.3);

Tailwind

colors: {
  custom: {
    50: '#8962cc',
    500: '#491eb4',
    950: '#000000',
  },
}

SCSS

$custom: #491eb4;
$custom-light: #8962cc;
$custom-dark: #000000;

JSON

{
  "hex": "#491eb4",
  "rgb": {
    "r": 73,
    "g": 30,
    "b": 180
  },
  "hsl": {
    "h": 257.2,
    "s": 71.429,
    "l": 41.176
  },
  "oklch": {
    "l": 0.40882,
    "c": 0.21143,
    "h": 285.3
  },
  "luminance": 0.0564
}

Semantic roles & 50–950 ramp

primary

#491EB4

secondary

#ADCB63

accent

#EE3ABA

background

#F9F6FC

surface

#F1EBF9

border

#CBC6D2

text

#0D0514

muted

#7E7A82

Preview Lab

Preview with #491EB4

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

Preview Lab → · Contrast checker → · Palette generator →