#291B4E#291B4E

#291B4E is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.1% C 0.090 H 292.0°. Best body text is #FFFFFF at 15.43:1 contrast (WCAG AA passes).

Color values

HEX	#291B4E
RGB	rgb(41, 27, 78)
HSL	hsl(256, 49%, 21%)
HSV	hsv(256, 65%, 31%)
CMYK	cmyk(47.4%, 65.4%, 0%, 69.4%)
CIE-LAB	lab(14.43, 21.04, -29.20)
CIE-LCH	lch(14.43, 35.99, 305.77°)
OKLab	oklab(27.12% 0.0336 -0.0833)
OKLCH	oklch(27.12% 0.09 292)
XYZ	xyz(2.6812, 1.8053, 7.4134)
Luminance	0.0181 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291B4E #404E1B

analogous

#1B264E #291B4E #421B4E

triadic

#291B4E #4E291B #1B4E29

tetradic

#291B4E #4E1B26 #404E1B #1B4E42

square

#291B4E #4E1B26 #404E1B #1B4E42

split-complementary

#291B4E #4E421B #264E1B

monochromatic

#0C0817 #110B21 #291B4E #412B7B #593AA9

Accessibility & contrast

On white

15.43

#291B4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#291B4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291B4E

15.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291B4E	#FFFFFF	#000000	##FFFFFF
##291B4E	1.00	15.43	1.36	15.43
#FFFFFF	15.43	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002550

Deuteranopia (green-blind)

#01234D

Tritanopia (blue-blind)

#1F2631

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #291b4e;
/* rgb */ color: rgb(41, 27, 78);
/* oklch */ color: oklch(27.1% 0.090 292.0);

Tailwind

colors: {
  custom: {
    50: '#665880',
    500: '#291b4e',
    950: '#000000',
  },
}

SCSS

$custom: #291b4e;
$custom-light: #665880;
$custom-dark: #000000;

JSON

{
  "hex": "#291b4e",
  "rgb": {
    "r": 41,
    "g": 27,
    "b": 78
  },
  "hsl": {
    "h": 256.471,
    "s": 48.571,
    "l": 20.588
  },
  "oklch": {
    "l": 0.27121,
    "c": 0.08978,
    "h": 292
  },
  "luminance": 0.01805
}

Semantic roles & 50–950 ramp

primary

#291B4E

secondary

#718441

accent

#D850B3

background

#F6F5F7

surface

#EBE9EE

border

#C6C5C9

text

#06030A

muted

#7A787C

Preview Lab

Preview with #291B4E

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

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