#291CA1#291CA1

#291CA1 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 36.0% C 0.197 H 274.4°. Best body text is #FFFFFF at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#291CA1
RGB	rgb(41, 28, 161)
HSL	hsl(246, 70%, 37%)
HSV	hsv(246, 83%, 63%)
CMYK	cmyk(74.5%, 82.6%, 0%, 36.9%)
CIE-LAB	lab(23.25, 47.73, -68.08)
CIE-LCH	lch(23.25, 83.14, 305.03°)
OKLab	oklab(35.96% 0.015 -0.1969)
OKLCH	oklch(35.96% 0.197 274.4)
XYZ	xyz(7.7606, 3.8743, 34.0501)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291CA1 #94A11C

analogous

#1C51A1 #291CA1 #6C1CA1

triadic

#291CA1 #A1291C #1CA129

tetradic

#291CA1 #A11C51 #94A11C #1CA16C

square

#291CA1 #A11C51 #94A11C #1CA16C

split-complementary

#291CA1 #A16C1C #51A11C

monochromatic

#0E0A39 #1C136D #291CA1 #3625D5 #6356E2

Accessibility & contrast

On white

11.83

#291CA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#291CA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291CA1

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291CA1	#FFFFFF	#000000	##FFFFFF
##291CA1	1.00	11.83	1.78	11.83
#FFFFFF	11.83	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA5

Deuteranopia (green-blind)

#00319F

Tritanopia (blue-blind)

#004660

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #291ca1;
/* rgb */ color: rgb(41, 28, 161);
/* oklch */ color: oklch(36.0% 0.197 274.4);

Tailwind

colors: {
  custom: {
    50: '#785dbe',
    500: '#291ca1',
    950: '#000000',
  },
}

SCSS

$custom: #291ca1;
$custom-light: #785dbe;
$custom-dark: #000000;

JSON

{
  "hex": "#291ca1",
  "rgb": {
    "r": 41,
    "g": 28,
    "b": 161
  },
  "hsl": {
    "h": 245.865,
    "s": 70.37,
    "l": 37.059
  },
  "oklch": {
    "l": 0.35956,
    "c": 0.19744,
    "h": 274.4
  },
  "luminance": 0.03875
}

Semantic roles & 50–950 ramp

primary

#291CA1

secondary

#BAC554

accent

#ED3BDC

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #291CA1

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

Preview Lab → · Contrast checker → · Palette generator →