#291A8F#291A8F

#291A8F is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.6% C 0.178 H 276.7°. Best body text is #FFFFFF at 12.82:1 contrast (WCAG AA passes).

Color values

HEX	#291A8F
RGB	rgb(41, 26, 143)
HSL	hsl(248, 69%, 33%)
HSV	hsv(248, 82%, 56%)
CMYK	cmyk(71.3%, 81.8%, 0%, 43.9%)
CIE-LAB	lab(20.80, 43.09, -61.06)
CIE-LCH	lch(20.80, 74.73, 305.21°)
OKLab	oklab(33.64% 0.0208 -0.1765)
OKLCH	oklch(33.64% 0.178 276.7)
XYZ	xyz(6.2402, 3.1928, 26.2687)
Luminance	0.0319 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291A8F #808F1A

analogous

#1A468F #291A8F #631A8F

triadic

#291A8F #8F291A #1A8F29

tetradic

#291A8F #8F1A46 #808F1A #1A8F63

square

#291A8F #8F1A46 #808F1A #1A8F63

split-complementary

#291A8F #8F631A #468F1A

monochromatic

#0B0727 #1A115B #291A8F #3823C3 #5946DD

Accessibility & contrast

On white

12.82

#291A8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#291A8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291A8F

12.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291A8F	#FFFFFF	#000000	##FFFFFF
##291A8F	1.00	12.82	1.64	12.82
#FFFFFF	12.82	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003792

Deuteranopia (green-blind)

#002D8D

Tritanopia (blue-blind)

#003E55

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #291a8f;
/* rgb */ color: rgb(41, 26, 143);
/* oklch */ color: oklch(33.6% 0.178 276.7);

Tailwind

colors: {
  custom: {
    50: '#745ab1',
    500: '#291a8f',
    950: '#000000',
  },
}

SCSS

$custom: #291a8f;
$custom-light: #745ab1;
$custom-dark: #000000;

JSON

{
  "hex": "#291a8f",
  "rgb": {
    "r": 41,
    "g": 26,
    "b": 143
  },
  "hsl": {
    "h": 247.692,
    "s": 69.231,
    "l": 33.137
  },
  "oklch": {
    "l": 0.33639,
    "c": 0.17768,
    "h": 276.7
  },
  "luminance": 0.03193
}

Semantic roles & 50–950 ramp

primary

#291A8F

secondary

#AFBF46

accent

#EC3CD5

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #291A8F

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

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