#291F89#291F89

#291F89 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.6% C 0.166 H 276.9°. Best body text is #FFFFFF at 12.71:1 contrast (WCAG AA passes).

Color values

HEX	#291F89
RGB	rgb(41, 31, 137)
HSL	hsl(246, 63%, 33%)
HSV	hsv(246, 77%, 54%)
CMYK	cmyk(70.1%, 77.4%, 0%, 46.3%)
CIE-LAB	lab(21.05, 38.50, -56.91)
CIE-LCH	lch(21.05, 68.71, 304.08°)
OKLab	oklab(33.61% 0.0199 -0.1645)
OKLCH	oklch(33.61% 0.166 276.9)
XYZ	xyz(5.9183, 3.2570, 23.9788)
Luminance	0.0326 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291F89 #7F891F

analogous

#1F4A89 #291F89 #5E1F89

triadic

#291F89 #89291F #1F8929

tetradic

#291F89 #891F4A #7F891F #1F895E

square

#291F89 #891F4A #7F891F #1F895E

split-complementary

#291F89 #895E1F #4A891F

monochromatic

#0B0825 #1A1457 #291F89 #382ABB #594CD6

Accessibility & contrast

On white

12.71

#291F89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#291F89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291F89

12.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291F89	#FFFFFF	#000000	##FFFFFF
##291F89	1.00	12.71	1.65	12.71
#FFFFFF	12.71	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00378C

Deuteranopia (green-blind)

#002E87

Tritanopia (blue-blind)

#003E53

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #291f89;
/* rgb */ color: rgb(41, 31, 137);
/* oklch */ color: oklch(33.6% 0.166 276.9);

Tailwind

colors: {
  custom: {
    50: '#725dad',
    500: '#291f89',
    950: '#000000',
  },
}

SCSS

$custom: #291f89;
$custom-light: #725dad;
$custom-dark: #000000;

JSON

{
  "hex": "#291f89",
  "rgb": {
    "r": 41,
    "g": 31,
    "b": 137
  },
  "hsl": {
    "h": 245.66,
    "s": 63.095,
    "l": 32.941
  },
  "oklch": {
    "l": 0.33611,
    "c": 0.16564,
    "h": 276.9
  },
  "luminance": 0.03258
}

Semantic roles & 50–950 ramp

primary

#291F89

secondary

#AFB94B

accent

#E642D7

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #291F89

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

Preview Lab → · Contrast checker → · Palette generator →