#291A8A#291A8A

#291A8A is a dark, vivid blue. Relative luminance 0.030; OKLCH L 33.1% C 0.172 H 277.4°. Best body text is #FFFFFF at 13.05:1 contrast (WCAG AA passes).

Color values

HEX	#291A8A
RGB	rgb(41, 26, 138)
HSL	hsl(248, 68%, 32%)
HSV	hsv(248, 81%, 54%)
CMYK	cmyk(70.3%, 81.2%, 0%, 45.9%)
CIE-LAB	lab(20.22, 41.51, -58.89)
CIE-LCH	lch(20.22, 72.05, 305.18°)
OKLab	oklab(33.07% 0.0223 -0.1702)
OKLCH	oklch(33.07% 0.172 277.4)
XYZ	xyz(5.8698, 3.0447, 24.3182)
Luminance	0.0305 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291A8A #7B8A1A

analogous

#1A438A #291A8A #611A8A

triadic

#291A8A #8A291A #1A8A29

tetradic

#291A8A #8A1A43 #7B8A1A #1A8A61

square

#291A8A #8A1A43 #7B8A1A #1A8A61

split-complementary

#291A8A #8A611A #438A1A

monochromatic

#0A0723 #1A1057 #291A8A #3824BD #5743DC

Accessibility & contrast

On white

13.05

#291A8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#291A8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291A8A

13.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291A8A	#FFFFFF	#000000	##FFFFFF
##291A8A	1.00	13.05	1.61	13.05
#FFFFFF	13.05	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00358D

Deuteranopia (green-blind)

#002C88

Tritanopia (blue-blind)

#003C52

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #291a8a;
/* rgb */ color: rgb(41, 26, 138);
/* oklch */ color: oklch(33.1% 0.172 277.4);

Tailwind

colors: {
  custom: {
    50: '#725aad',
    500: '#291a8a',
    950: '#000000',
  },
}

SCSS

$custom: #291a8a;
$custom-light: #725aad;
$custom-dark: #000000;

JSON

{
  "hex": "#291a8a",
  "rgb": {
    "r": 41,
    "g": 26,
    "b": 138
  },
  "hsl": {
    "h": 248.036,
    "s": 68.293,
    "l": 32.157
  },
  "oklch": {
    "l": 0.33068,
    "c": 0.17162,
    "h": 277.4
  },
  "luminance": 0.03045
}

Semantic roles & 50–950 ramp

primary

#291A8A

secondary

#ACBD43

accent

#EB3DD4

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #291A8A

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

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