#291C83#291C83

#291C83 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.5% C 0.161 H 278.2°. Best body text is #FFFFFF at 13.22:1 contrast (WCAG AA passes).

Color values

HEX	#291C83
RGB	rgb(41, 28, 131)
HSL	hsl(248, 65%, 31%)
HSV	hsv(248, 79%, 51%)
CMYK	cmyk(68.7%, 78.6%, 0%, 48.6%)
CIE-LAB	lab(19.80, 38.19, -55.18)
CIE-LCH	lch(19.80, 67.11, 304.69°)
OKLab	oklab(32.54% 0.0231 -0.1594)
OKLCH	oklch(32.54% 0.161 278.2)
XYZ	xyz(5.4251, 2.9402, 21.7499)
Luminance	0.0294 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291C83 #76831C

analogous

#1C4283 #291C83 #5C1C83

triadic

#291C83 #83291C #1C8329

tetradic

#291C83 #831C42 #76831C #1C835C

square

#291C83 #831C42 #76831C #1C835C

split-complementary

#291C83 #835C1C #42831C

monochromatic

#09061E #191151 #291C83 #3927B5 #5543D7

Accessibility & contrast

On white

13.22

#291C83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#291C83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291C83

13.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291C83	#FFFFFF	#000000	##FFFFFF
##291C83	1.00	13.22	1.59	13.22
#FFFFFF	13.22	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003486

Deuteranopia (green-blind)

#002C81

Tritanopia (blue-blind)

#003A4E

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #291c83;
/* rgb */ color: rgb(41, 28, 131);
/* oklch */ color: oklch(32.5% 0.161 278.2);

Tailwind

colors: {
  custom: {
    50: '#715ba8',
    500: '#291c83',
    950: '#000000',
  },
}

SCSS

$custom: #291c83;
$custom-light: #715ba8;
$custom-dark: #000000;

JSON

{
  "hex": "#291c83",
  "rgb": {
    "r": 41,
    "g": 28,
    "b": 131
  },
  "hsl": {
    "h": 247.573,
    "s": 64.78,
    "l": 31.176
  },
  "oklch": {
    "l": 0.32542,
    "c": 0.16106,
    "h": 278.2
  },
  "luminance": 0.02941
}

Semantic roles & 50–950 ramp

primary

#291C83

secondary

#A8B645

accent

#E840D3

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #291C83

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

Preview Lab → · Contrast checker → · Palette generator →