#291D72#291D72

#291D72 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 30.9% C 0.138 H 281.0°. Best body text is #FFFFFF at 13.88:1 contrast (WCAG AA passes).

Color values

HEX	#291D72
RGB	rgb(41, 29, 114)
HSL	hsl(248, 59%, 28%)
HSV	hsv(248, 75%, 45%)
CMYK	cmyk(64%, 74.6%, 0%, 55.3%)
CIE-LAB	lab(18.21, 31.95, -46.95)
CIE-LCH	lch(18.21, 56.79, 304.23°)
OKLab	oklab(30.87% 0.0264 -0.1354)
OKLCH	oklch(30.87% 0.138 281)
XYZ	xyz(4.3901, 2.5647, 16.1800)
Luminance	0.0256 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291D72 #66721D

analogous

#1D3B72 #291D72 #541D72

triadic

#291D72 #72291D #1D7229

tetradic

#291D72 #721D3B #66721D #1D7254

square

#291D72 #721D3B #66721D #1D7254

split-complementary

#291D72 #72541D #3B721D

monochromatic

#090618 #171141 #291D72 #3B29A3 #513CCD

Accessibility & contrast

On white

13.88

#291D72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#291D72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291D72

13.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291D72	#FFFFFF	#000000	##FFFFFF
##291D72	1.00	13.88	1.51	13.88
#FFFFFF	13.88	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F75

Deuteranopia (green-blind)

#002970

Tritanopia (blue-blind)

#003445

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #291d72;
/* rgb */ color: rgb(41, 29, 114);
/* oklch */ color: oklch(30.9% 0.138 281.0);

Tailwind

colors: {
  custom: {
    50: '#6d5a9b',
    500: '#291d72',
    950: '#000000',
  },
}

SCSS

$custom: #291d72;
$custom-light: #6d5a9b;
$custom-dark: #000000;

JSON

{
  "hex": "#291d72",
  "rgb": {
    "r": 41,
    "g": 29,
    "b": 114
  },
  "hsl": {
    "h": 248.471,
    "s": 59.441,
    "l": 28.039
  },
  "oklch": {
    "l": 0.30873,
    "c": 0.13792,
    "h": 281
  },
  "luminance": 0.02565
}

Semantic roles & 50–950 ramp

primary

#291D72

secondary

#98A645

accent

#E345CC

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#08040E

muted

#7A797E

Preview Lab

Preview with #291D72

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

Preview Lab → · Contrast checker → · Palette generator →