#291DA0#291DA0

#291DA0 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 36.0% C 0.195 H 274.4°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#291DA0
RGB	rgb(41, 29, 160)
HSL	hsl(245, 69%, 37%)
HSV	hsv(245, 82%, 63%)
CMYK	cmyk(74.4%, 81.9%, 0%, 37.3%)
CIE-LAB	lab(23.30, 46.94, -67.40)
CIE-LCH	lch(23.30, 82.13, 304.86°)
OKLab	oklab(35.95% 0.0149 -0.1949)
OKLCH	oklch(35.95% 0.195 274.4)
XYZ	xyz(7.6969, 3.8874, 33.5956)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291DA0 #94A01D

analogous

#1D53A0 #291DA0 #6B1DA0

triadic

#291DA0 #A0291D #1DA029

tetradic

#291DA0 #A01D53 #94A01D #1DA06B

square

#291DA0 #A01D53 #94A01D #1DA06B

split-complementary

#291DA0 #A06B1D #53A01D

monochromatic

#0E0A38 #1C146C #291DA0 #3626D4 #6357E1

Accessibility & contrast

On white

11.81

#291DA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#291DA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291DA0

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291DA0	#FFFFFF	#000000	##FFFFFF
##291DA0	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA4

Deuteranopia (green-blind)

#00319E

Tritanopia (blue-blind)

#00465F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #291da0;
/* rgb */ color: rgb(41, 29, 160);
/* oklch */ color: oklch(36.0% 0.195 274.4);

Tailwind

colors: {
  custom: {
    50: '#775dbd',
    500: '#291da0',
    950: '#000000',
  },
}

SCSS

$custom: #291da0;
$custom-light: #775dbd;
$custom-dark: #000000;

JSON

{
  "hex": "#291da0",
  "rgb": {
    "r": 41,
    "g": 29,
    "b": 160
  },
  "hsl": {
    "h": 245.496,
    "s": 69.312,
    "l": 37.059
  },
  "oklch": {
    "l": 0.35952,
    "c": 0.19548,
    "h": 274.4
  },
  "luminance": 0.03888
}

Semantic roles & 50–950 ramp

primary

#291DA0

secondary

#BAC455

accent

#EC3CDC

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #291DA0

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

Preview Lab → · Contrast checker → · Palette generator →