#291B85#291B85

#291B85 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.6% C 0.165 H 278.1°. Best body text is #FFFFFF at 13.21:1 contrast (WCAG AA passes).

Color values

HEX	#291B85
RGB	rgb(41, 27, 133)
HSL	hsl(248, 66%, 31%)
HSV	hsv(248, 80%, 52%)
CMYK	cmyk(69.2%, 79.7%, 0%, 47.8%)
CIE-LAB	lab(19.84, 39.38, -56.39)
CIE-LCH	lch(19.84, 68.78, 304.93°)
OKLab	oklab(32.63% 0.0231 -0.1629)
OKLCH	oklch(32.63% 0.165 278.1)
XYZ	xyz(5.5387, 2.9483, 22.4629)
Luminance	0.0295 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291B85 #77851B

analogous

#1B4285 #291B85 #5E1B85

triadic

#291B85 #85291B #1B8529

tetradic

#291B85 #851B42 #77851B #1B855E

square

#291B85 #851B42 #77851B #1B855E

split-complementary

#291B85 #855E1B #42851B

monochromatic

#0A061F #191152 #291B85 #3925B8 #5642D9

Accessibility & contrast

On white

13.21

#291B85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#291B85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291B85

13.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291B85	#FFFFFF	#000000	##FFFFFF
##291B85	1.00	13.21	1.59	13.21
#FFFFFF	13.21	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003488

Deuteranopia (green-blind)

#002C83

Tritanopia (blue-blind)

#003B4F

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #291b85;
/* rgb */ color: rgb(41, 27, 133);
/* oklch */ color: oklch(32.6% 0.165 278.1);

Tailwind

colors: {
  custom: {
    50: '#715aaa',
    500: '#291b85',
    950: '#000000',
  },
}

SCSS

$custom: #291b85;
$custom-light: #715aaa;
$custom-dark: #000000;

JSON

{
  "hex": "#291b85",
  "rgb": {
    "r": 41,
    "g": 27,
    "b": 133
  },
  "hsl": {
    "h": 247.925,
    "s": 66.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.32631,
    "c": 0.16453,
    "h": 278.1
  },
  "luminance": 0.02949
}

Semantic roles & 50–950 ramp

primary

#291B85

secondary

#A9B844

accent

#E93FD3

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #291B85

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

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