#291EA1#291EA1

#291EA1 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 36.2% C 0.196 H 274.2°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#291EA1
RGB	rgb(41, 30, 161)
HSL	hsl(245, 69%, 37%)
HSV	hsv(245, 81%, 63%)
CMYK	cmyk(74.5%, 81.4%, 0%, 36.9%)
CIE-LAB	lab(23.58, 46.77, -67.53)
CIE-LCH	lch(23.58, 82.15, 304.70°)
OKLab	oklab(36.18% 0.0143 -0.1953)
OKLCH	oklch(36.18% 0.196 274.2)
XYZ	xyz(7.8096, 3.9724, 34.0665)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291EA1 #96A11E

analogous

#1E55A1 #291EA1 #6A1EA1

triadic

#291EA1 #A1291E #1EA129

tetradic

#291EA1 #A11E55 #96A11E #1EA16A

square

#291EA1 #A11E55 #96A11E #1EA16A

split-complementary

#291EA1 #A16A1E #55A11E

monochromatic

#0F0B3A #1C146D #291EA1 #3628D5 #6559E0

Accessibility & contrast

On white

11.70

#291EA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#291EA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291EA1

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291EA1	#FFFFFF	#000000	##FFFFFF
##291EA1	1.00	11.70	1.79	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA5

Deuteranopia (green-blind)

#00329F

Tritanopia (blue-blind)

#004760

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #291ea1;
/* rgb */ color: rgb(41, 30, 161);
/* oklch */ color: oklch(36.2% 0.196 274.2);

Tailwind

colors: {
  custom: {
    50: '#785ebe',
    500: '#291ea1',
    950: '#000000',
  },
}

SCSS

$custom: #291ea1;
$custom-light: #785ebe;
$custom-dark: #000000;

JSON

{
  "hex": "#291ea1",
  "rgb": {
    "r": 41,
    "g": 30,
    "b": 161
  },
  "hsl": {
    "h": 245.038,
    "s": 68.586,
    "l": 37.451
  },
  "oklch": {
    "l": 0.36184,
    "c": 0.19584,
    "h": 274.2
  },
  "luminance": 0.03973
}

Semantic roles & 50–950 ramp

primary

#291EA1

secondary

#BBC457

accent

#EB3CDD

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #291EA1

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

Preview Lab → · Contrast checker → · Palette generator →