#291B4C#291B4C

#291B4C is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.0% C 0.087 H 292.8°. Best body text is #FFFFFF at 15.49:1 contrast (WCAG AA passes).

Color values

HEX	#291B4C
RGB	rgb(41, 27, 76)
HSL	hsl(257, 48%, 20%)
HSV	hsv(257, 64%, 30%)
CMYK	cmyk(46.1%, 64.5%, 0%, 70.2%)
CIE-LAB	lab(14.27, 20.38, -28.09)
CIE-LCH	lch(14.27, 34.70, 305.96°)
OKLab	oklab(26.95% 0.0336 -0.08)
OKLCH	oklch(26.95% 0.087 292.8)
XYZ	xyz(2.6105, 1.7770, 7.0415)
Luminance	0.0178 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291B4C #3E4C1B

analogous

#1B254C #291B4C #411B4C

triadic

#291B4C #4C291B #1B4C29

tetradic

#291B4C #4C1B25 #3E4C1B #1B4C41

square

#291B4C #4C1B25 #3E4C1B #1B4C41

split-complementary

#291B4C #4C411B #254C1B

monochromatic

#0C0817 #110B1F #291B4C #412B79 #5A3BA6

Accessibility & contrast

On white

15.49

#291B4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#291B4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291B4C

15.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291B4C	#FFFFFF	#000000	##FFFFFF
##291B4C	1.00	15.49	1.36	15.49
#FFFFFF	15.49	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00254E

Deuteranopia (green-blind)

#04234B

Tritanopia (blue-blind)

#202630

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #291b4c;
/* rgb */ color: rgb(41, 27, 76);
/* oklch */ color: oklch(27.0% 0.087 292.8);

Tailwind

colors: {
  custom: {
    50: '#66587e',
    500: '#291b4c',
    950: '#000000',
  },
}

SCSS

$custom: #291b4c;
$custom-light: #66587e;
$custom-dark: #000000;

JSON

{
  "hex": "#291b4c",
  "rgb": {
    "r": 41,
    "g": 27,
    "b": 76
  },
  "hsl": {
    "h": 257.143,
    "s": 47.573,
    "l": 20.196
  },
  "oklch": {
    "l": 0.26953,
    "c": 0.08677,
    "h": 292.8
  },
  "luminance": 0.01777
}

Semantic roles & 50–950 ramp

primary

#291B4C

secondary

#6F8241

accent

#D751B1

background

#F6F5F7

surface

#EBE9EE

border

#C6C5C9

text

#06030A

muted

#7A787C

Preview Lab

Preview with #291B4C

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

Preview Lab → · Contrast checker → · Palette generator →