#291C75#291C75

#291C75 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.0% C 0.143 H 280.7°. Best body text is #FFFFFF at 13.84:1 contrast (WCAG AA passes).

Color values

HEX	#291C75
RGB	rgb(41, 28, 117)
HSL	hsl(249, 61%, 28%)
HSV	hsv(249, 76%, 46%)
CMYK	cmyk(65%, 76.1%, 0%, 54.1%)
CIE-LAB	lab(18.30, 33.55, -48.73)
CIE-LCH	lch(18.30, 59.17, 304.55°)
OKLab	oklab(31.03% 0.0265 -0.1406)
OKLCH	oklch(31.03% 0.143 280.7)
XYZ	xyz(4.5396, 2.5859, 17.0861)
Luminance	0.0259 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291C75 #68751C

analogous

#1C3B75 #291C75 #551C75

triadic

#291C75 #75291C #1C7529

tetradic

#291C75 #751C3B #68751C #1C7555

square

#291C75 #751C3B #68751C #1C7555

split-complementary

#291C75 #75551C #3B751C

monochromatic

#090619 #181044 #291C75 #3A28A6 #513BD0

Accessibility & contrast

On white

13.84

#291C75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#291C75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291C75

13.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291C75	#FFFFFF	#000000	##FFFFFF
##291C75	1.00	13.84	1.52	13.84
#FFFFFF	13.84	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003078

Deuteranopia (green-blind)

#002973

Tritanopia (blue-blind)

#003547

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #291c75;
/* rgb */ color: rgb(41, 28, 117);
/* oklch */ color: oklch(31.0% 0.143 280.7);

Tailwind

colors: {
  custom: {
    50: '#6e5a9e',
    500: '#291c75',
    950: '#000000',
  },
}

SCSS

$custom: #291c75;
$custom-light: #6e5a9e;
$custom-dark: #000000;

JSON

{
  "hex": "#291c75",
  "rgb": {
    "r": 41,
    "g": 28,
    "b": 117
  },
  "hsl": {
    "h": 248.764,
    "s": 61.379,
    "l": 28.431
  },
  "oklch": {
    "l": 0.31034,
    "c": 0.14305,
    "h": 280.7
  },
  "luminance": 0.02586
}

Semantic roles & 50–950 ramp

primary

#291C75

secondary

#9AA944

accent

#E443CD

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040E

muted

#7B797E

Preview Lab

Preview with #291C75

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

Preview Lab → · Contrast checker → · Palette generator →