#241B8B#241B8B

#241B8B is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.9% C 0.173 H 274.8°. Best body text is #FFFFFF at 13.09:1 contrast (WCAG AA passes).

Color values

HEX	#241B8B
RGB	rgb(36, 27, 139)
HSL	hsl(245, 67%, 33%)
HSV	hsv(245, 81%, 55%)
CMYK	cmyk(74.1%, 80.6%, 0%, 45.5%)
CIE-LAB	lab(20.13, 40.85, -59.68)
CIE-LCH	lch(20.13, 72.32, 304.39°)
OKLab	oklab(32.94% 0.0144 -0.1726)
OKLCH	oklch(32.94% 0.173 274.8)
XYZ	xyz(5.7781, 3.0224, 24.7000)
Luminance	0.0302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#241B8B #828B1B

analogous

#1B4A8B #241B8B #5C1B8B

triadic

#241B8B #8B241B #1B8B24

tetradic

#241B8B #8B1B4A #828B1B #1B8B5C

square

#241B8B #8B1B4A #828B1B #1B8B5C

split-complementary

#241B8B #8B5C1B #4A8B1B

monochromatic

#090725 #171158 #241B8B #3125BE #5145DB

Accessibility & contrast

On white

13.09

#241B8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#241B8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #241B8B

13.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##241B8B	#FFFFFF	#000000	##FFFFFF
##241B8B	1.00	13.09	1.60	13.09
#FFFFFF	13.09	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368E

Deuteranopia (green-blind)

#002B89

Tritanopia (blue-blind)

#003D53

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #241b8b;
/* rgb */ color: rgb(36, 27, 139);
/* oklch */ color: oklch(32.9% 0.173 274.8);

Tailwind

colors: {
  custom: {
    50: '#715aae',
    500: '#241b8b',
    950: '#000000',
  },
}

SCSS

$custom: #241b8b;
$custom-light: #715aae;
$custom-dark: #000000;

JSON

{
  "hex": "#241b8b",
  "rgb": {
    "r": 36,
    "g": 27,
    "b": 139
  },
  "hsl": {
    "h": 244.821,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.32941,
    "c": 0.17319,
    "h": 274.8
  },
  "luminance": 0.03023
}

Semantic roles & 50–950 ramp

primary

#241B8B

secondary

#B3BC45

accent

#EA3DDC

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090410

muted

#7B797F

Preview Lab

Preview with #241B8B

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

Preview Lab → · Contrast checker → · Palette generator →