#291A8D#291A8D

#291A8D is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.4% C 0.175 H 277.0°. Best body text is #FFFFFF at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#291A8D
RGB	rgb(41, 26, 141)
HSL	hsl(248, 69%, 33%)
HSV	hsv(248, 82%, 55%)
CMYK	cmyk(70.9%, 81.6%, 0%, 44.7%)
CIE-LAB	lab(20.57, 42.46, -60.20)
CIE-LCH	lch(20.57, 73.66, 305.20°)
OKLab	oklab(33.41% 0.0214 -0.174)
OKLCH	oklch(33.41% 0.175 277)
XYZ	xyz(6.0900, 3.1327, 25.4779)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291A8D #7E8D1A

analogous

#1A458D #291A8D #621A8D

triadic

#291A8D #8D291A #1A8D29

tetradic

#291A8D #8D1A45 #7E8D1A #1A8D62

square

#291A8D #8D1A45 #7E8D1A #1A8D62

split-complementary

#291A8D #8D621A #458D1A

monochromatic

#0B0726 #1A1059 #291A8D #3824C1 #5945DD

Accessibility & contrast

On white

12.91

#291A8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#291A8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291A8D

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291A8D	#FFFFFF	#000000	##FFFFFF
##291A8D	1.00	12.91	1.63	12.91
#FFFFFF	12.91	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003690

Deuteranopia (green-blind)

#002D8B

Tritanopia (blue-blind)

#003D54

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #291a8d;
/* rgb */ color: rgb(41, 26, 141);
/* oklch */ color: oklch(33.4% 0.175 277.0);

Tailwind

colors: {
  custom: {
    50: '#735ab0',
    500: '#291a8d',
    950: '#000000',
  },
}

SCSS

$custom: #291a8d;
$custom-light: #735ab0;
$custom-dark: #000000;

JSON

{
  "hex": "#291a8d",
  "rgb": {
    "r": 41,
    "g": 26,
    "b": 141
  },
  "hsl": {
    "h": 247.826,
    "s": 68.862,
    "l": 32.745
  },
  "oklch": {
    "l": 0.3341,
    "c": 0.17527,
    "h": 277
  },
  "luminance": 0.03133
}

Semantic roles & 50–950 ramp

primary

#291A8D

secondary

#AEBE45

accent

#EC3CD5

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #291A8D

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

Preview Lab → · Contrast checker → · Palette generator →