#291A9E#291A9E

#291A9E is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.4% C 0.195 H 274.8°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#291A9E
RGB	rgb(41, 26, 158)
HSL	hsl(247, 72%, 36%)
HSV	hsv(247, 84%, 62%)
CMYK	cmyk(74.1%, 83.5%, 0%, 38%)
CIE-LAB	lab(22.58, 47.73, -67.36)
CIE-LCH	lch(22.58, 82.56, 305.32°)
OKLab	oklab(35.39% 0.0165 -0.1948)
OKLCH	oklch(35.39% 0.195 274.8)
XYZ	xyz(7.4534, 3.6781, 32.6583)
Luminance	0.0368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291A9E #8F9E1A

analogous

#1A4D9E #291A9E #6B1A9E

triadic

#291A9E #9E291A #1A9E29

tetradic

#291A9E #9E1A4D #8F9E1A #1A9E6B

square

#291A9E #9E1A4D #8F9E1A #1A9E6B

split-complementary

#291A9E #9E6B1A #4D9E1A

monochromatic

#0E0935 #1B1169 #291A9E #3723D3 #6150E2

Accessibility & contrast

On white

12.10

#291A9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#291A9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291A9E

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291A9E	#FFFFFF	#000000	##FFFFFF
##291A9E	1.00	12.10	1.74	12.10
#FFFFFF	12.10	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA2

Deuteranopia (green-blind)

#00309C

Tritanopia (blue-blind)

#00445E

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #291a9e;
/* rgb */ color: rgb(41, 26, 158);
/* oklch */ color: oklch(35.4% 0.195 274.8);

Tailwind

colors: {
  custom: {
    50: '#775bbc',
    500: '#291a9e',
    950: '#000000',
  },
}

SCSS

$custom: #291a9e;
$custom-light: #775bbc;
$custom-dark: #000000;

JSON

{
  "hex": "#291a9e",
  "rgb": {
    "r": 41,
    "g": 26,
    "b": 158
  },
  "hsl": {
    "h": 246.818,
    "s": 71.739,
    "l": 36.078
  },
  "oklch": {
    "l": 0.35386,
    "c": 0.19547,
    "h": 274.8
  },
  "luminance": 0.03679
}

Semantic roles & 50–950 ramp

primary

#291A9E

secondary

#B7C54F

accent

#EE39DA

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #291A9E

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

Preview Lab → · Contrast checker → · Palette generator →