#241B64#241B64

#241B64 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 28.7% C 0.122 H 281.0°. Best body text is #FFFFFF at 14.83:1 contrast (WCAG AA passes).

Color values

HEX	#241B64
RGB	rgb(36, 27, 100)
HSL	hsl(247, 57%, 25%)
HSV	hsv(247, 73%, 39%)
CMYK	cmyk(64%, 73%, 0%, 60.8%)
CIE-LAB	lab(15.90, 27.57, -41.62)
CIE-LCH	lch(15.90, 49.93, 303.52°)
OKLab	oklab(28.68% 0.0233 -0.1199)
OKLCH	oklch(28.68% 0.122 281)
XYZ	xyz(3.4190, 2.0788, 12.2752)
Luminance	0.0208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#241B64 #5B641B

analogous

#1B3764 #241B64 #481B64

triadic

#241B64 #64241B #1B6424

tetradic

#241B64 #641B37 #5B641B #1B6448

square

#241B64 #641B37 #5B641B #1B6448

split-complementary

#241B64 #64481B #37641B

monochromatic

#090718 #130E34 #241B64 #352894 #4735C4

Accessibility & contrast

On white

14.83

#241B64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#241B64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #241B64

14.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##241B64	#FFFFFF	#000000	##FFFFFF
##241B64	1.00	14.83	1.42	14.83
#FFFFFF	14.83	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A66

Deuteranopia (green-blind)

#002563

Tritanopia (blue-blind)

#002E3D

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #241b64;
/* rgb */ color: rgb(36, 27, 100);
/* oklch */ color: oklch(28.7% 0.122 281.0);

Tailwind

colors: {
  custom: {
    50: '#675891',
    500: '#241b64',
    950: '#000000',
  },
}

SCSS

$custom: #241b64;
$custom-light: #675891;
$custom-dark: #000000;

JSON

{
  "hex": "#241b64",
  "rgb": {
    "r": 36,
    "g": 27,
    "b": 100
  },
  "hsl": {
    "h": 247.397,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.28676,
    "c": 0.12217,
    "h": 281
  },
  "luminance": 0.02079
}

Semantic roles & 50–950 ramp

primary

#241B64

secondary

#8F9941

accent

#E147CE

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#07030D

muted

#7A787E

Preview Lab

Preview with #241B64

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

Preview Lab → · Contrast checker → · Palette generator →