#291A91#291A91

#291A91 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.9% C 0.180 H 276.5°. Best body text is #FFFFFF at 12.72:1 contrast (WCAG AA passes).

Color values

HEX	#291A91
RGB	rgb(41, 26, 145)
HSL	hsl(248, 70%, 34%)
HSV	hsv(248, 82%, 57%)
CMYK	cmyk(71.7%, 82.1%, 0%, 43.1%)
CIE-LAB	lab(21.03, 43.71, -61.91)
CIE-LCH	lch(21.03, 75.79, 305.22°)
OKLab	oklab(33.87% 0.0202 -0.1789)
OKLCH	oklch(33.87% 0.18 276.5)
XYZ	xyz(6.3930, 3.2539, 27.0737)
Luminance	0.0326 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291A91 #82911A

analogous

#1A4691 #291A91 #641A91

triadic

#291A91 #91291A #1A9129

tetradic

#291A91 #911A46 #82911A #1A9164

square

#291A91 #911A46 #82911A #1A9164

split-complementary

#291A91 #91641A #46911A

monochromatic

#0C0729 #1A115D #291A91 #3823C5 #5A47DE

Accessibility & contrast

On white

12.72

#291A91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#291A91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291A91

12.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291A91	#FFFFFF	#000000	##FFFFFF
##291A91	1.00	12.72	1.65	12.72
#FFFFFF	12.72	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003794

Deuteranopia (green-blind)

#002D8F

Tritanopia (blue-blind)

#003F56

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #291a91;
/* rgb */ color: rgb(41, 26, 145);
/* oklch */ color: oklch(33.9% 0.180 276.5);

Tailwind

colors: {
  custom: {
    50: '#745ab3',
    500: '#291a91',
    950: '#000000',
  },
}

SCSS

$custom: #291a91;
$custom-light: #745ab3;
$custom-dark: #000000;

JSON

{
  "hex": "#291a91",
  "rgb": {
    "r": 41,
    "g": 26,
    "b": 145
  },
  "hsl": {
    "h": 247.563,
    "s": 69.591,
    "l": 33.529
  },
  "oklch": {
    "l": 0.3387,
    "c": 0.18009,
    "h": 276.5
  },
  "luminance": 0.03255
}

Semantic roles & 50–950 ramp

primary

#291A91

secondary

#B0C047

accent

#EC3BD6

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #291A91

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

Preview Lab → · Contrast checker → · Palette generator →