#291AA1#291AA1

#291AA1 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.7% C 0.199 H 274.5°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#291AA1
RGB	rgb(41, 26, 161)
HSL	hsl(247, 72%, 37%)
HSV	hsv(247, 84%, 63%)
CMYK	cmyk(74.5%, 83.9%, 0%, 36.9%)
CIE-LAB	lab(22.94, 48.64, -68.60)
CIE-LCH	lch(22.94, 84.09, 305.34°)
OKLab	oklab(35.74% 0.0157 -0.1983)
OKLCH	oklch(35.74% 0.199 274.5)
XYZ	xyz(7.7147, 3.7826, 34.0348)
Luminance	0.0378 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291AA1 #92A11A

analogous

#1A4EA1 #291AA1 #6D1AA1

triadic

#291AA1 #A1291A #1AA129

tetradic

#291AA1 #A11A4E #92A11A #1AA16D

square

#291AA1 #A11A4E #92A11A #1AA16D

split-complementary

#291AA1 #A16D1A #4EA11A

monochromatic

#0E0938 #1C116C #291AA1 #3623D6 #6252E3

Accessibility & contrast

On white

11.95

#291AA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#291AA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291AA1

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291AA1	#FFFFFF	#000000	##FFFFFF
##291AA1	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA5

Deuteranopia (green-blind)

#00309F

Tritanopia (blue-blind)

#00465F

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #291aa1;
/* rgb */ color: rgb(41, 26, 161);
/* oklch */ color: oklch(35.7% 0.199 274.5);

Tailwind

colors: {
  custom: {
    50: '#785cbe',
    500: '#291aa1',
    950: '#000000',
  },
}

SCSS

$custom: #291aa1;
$custom-light: #785cbe;
$custom-dark: #000000;

JSON

{
  "hex": "#291aa1",
  "rgb": {
    "r": 41,
    "g": 26,
    "b": 161
  },
  "hsl": {
    "h": 246.667,
    "s": 72.193,
    "l": 36.667
  },
  "oklch": {
    "l": 0.35741,
    "c": 0.19895,
    "h": 274.5
  },
  "luminance": 0.03783
}

Semantic roles & 50–950 ramp

primary

#291AA1

secondary

#B9C651

accent

#EF39DB

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #291AA1

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

Preview Lab → · Contrast checker → · Palette generator →