#291A7B#291A7B

#291A7B is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.4% C 0.153 H 280.0°. Best body text is #FFFFFF at 13.74:1 contrast (WCAG AA passes).

Color values

HEX	#291A7B
RGB	rgb(41, 26, 123)
HSL	hsl(249, 65%, 29%)
HSV	hsv(249, 79%, 48%)
CMYK	cmyk(66.7%, 78.9%, 0%, 51.8%)
CIE-LAB	lab(18.54, 36.68, -52.19)
CIE-LCH	lch(18.54, 63.79, 305.10°)
OKLab	oklab(31.39% 0.0264 -0.1506)
OKLCH	oklch(31.39% 0.153 280)
XYZ	xyz(4.8579, 2.6399, 18.9886)
Luminance	0.0264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291A7B #6C7B1A

analogous

#1A3C7B #291A7B #5A1A7B

triadic

#291A7B #7B291A #1A7B29

tetradic

#291A7B #7B1A3C #6C7B1A #1A7B5A

square

#291A7B #7B1A3C #6C7B1A #1A7B5A

split-complementary

#291A7B #7B5A1A #3C7B1A

monochromatic

#080519 #180F48 #291A7B #3A25AE #523AD5

Accessibility & contrast

On white

13.74

#291A7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#291A7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291A7B

13.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291A7B	#FFFFFF	#000000	##FFFFFF
##291A7B	1.00	13.74	1.53	13.74
#FFFFFF	13.74	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317E

Deuteranopia (green-blind)

#002979

Tritanopia (blue-blind)

#003649

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #291a7b;
/* rgb */ color: rgb(41, 26, 123);
/* oklch */ color: oklch(31.4% 0.153 280.0);

Tailwind

colors: {
  custom: {
    50: '#6f59a2',
    500: '#291a7b',
    950: '#000000',
  },
}

SCSS

$custom: #291a7b;
$custom-light: #6f59a2;
$custom-dark: #000000;

JSON

{
  "hex": "#291a7b",
  "rgb": {
    "r": 41,
    "g": 26,
    "b": 123
  },
  "hsl": {
    "h": 249.278,
    "s": 65.101,
    "l": 29.216
  },
  "oklch": {
    "l": 0.31393,
    "c": 0.15294,
    "h": 280
  },
  "luminance": 0.0264
}

Semantic roles & 50–950 ramp

primary

#291A7B

secondary

#9EAF42

accent

#E840CE

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08040F

muted

#7B797F

Preview Lab

Preview with #291A7B

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

Preview Lab → · Contrast checker → · Palette generator →