#291CA9#291CA9

#291CA9 is a dark, highly saturated blue. Relative luminance 0.042; OKLCH L 36.9% C 0.207 H 273.6°. Best body text is #FFFFFF at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#291CA9
RGB	rgb(41, 28, 169)
HSL	hsl(246, 72%, 39%)
HSV	hsv(246, 83%, 66%)
CMYK	cmyk(75.7%, 83.4%, 0%, 33.7%)
CIE-LAB	lab(24.21, 50.17, -71.34)
CIE-LCH	lch(24.21, 87.22, 305.12°)
OKLab	oklab(36.9% 0.0128 -0.2063)
OKLCH	oklch(36.9% 0.207 273.6)
XYZ	xyz(8.4888, 4.1656, 37.8851)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291CA9 #9CA91C

analogous

#1C55A9 #291CA9 #6F1CA9

triadic

#291CA9 #A9291C #1CA929

tetradic

#291CA9 #A91C55 #9CA91C #1CA96F

square

#291CA9 #A91C55 #9CA91C #1CA96F

split-complementary

#291CA9 #A96F1C #55A91C

monochromatic

#100B40 #1C1374 #291CA9 #3827DB #685BE4

Accessibility & contrast

On white

11.46

#291CA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#291CA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291CA9

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291CA9	#FFFFFF	#000000	##FFFFFF
##291CA9	1.00	11.46	1.83	11.46
#FFFFFF	11.46	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040AD

Deuteranopia (green-blind)

#0033A7

Tritanopia (blue-blind)

#004A64

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #291ca9;
/* rgb */ color: rgb(41, 28, 169);
/* oklch */ color: oklch(36.9% 0.207 273.6);

Tailwind

colors: {
  custom: {
    50: '#7a5dc4',
    500: '#291ca9',
    950: '#000000',
  },
}

SCSS

$custom: #291ca9;
$custom-light: #7a5dc4;
$custom-dark: #000000;

JSON

{
  "hex": "#291ca9",
  "rgb": {
    "r": 41,
    "g": 28,
    "b": 169
  },
  "hsl": {
    "h": 245.532,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.36896,
    "c": 0.20672,
    "h": 273.6
  },
  "luminance": 0.04166
}

Semantic roles & 50–950 ramp

primary

#291CA9

secondary

#BEC859

accent

#EE39DE

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0413

muted

#7C7982

Preview Lab

Preview with #291CA9

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

Preview Lab → · Contrast checker → · Palette generator →