#241B9A#241B9A

#241B9A is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.7% C 0.191 H 273.2°. Best body text is #FFFFFF at 12.36:1 contrast (WCAG AA passes).

Color values

HEX	#241B9A
RGB	rgb(36, 27, 154)
HSL	hsl(244, 70%, 35%)
HSV	hsv(244, 82%, 60%)
CMYK	cmyk(76.6%, 82.5%, 0%, 39.6%)
CIE-LAB	lab(21.91, 45.67, -66.03)
CIE-LCH	lch(21.91, 80.28, 304.67°)
OKLab	oklab(34.7% 0.0106 -0.191)
OKLCH	oklch(34.7% 0.191 273.2)
XYZ	xyz(6.9503, 3.4913, 30.8732)
Luminance	0.0349 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#241B9A #919A1B

analogous

#1B519A #241B9A #631B9A

triadic

#241B9A #9A241B #1B9A24

tetradic

#241B9A #9A1B51 #919A1B #1B9A63

square

#241B9A #9A1B51 #919A1B #1B9A63

split-complementary

#241B9A #9A631B #519A1B

monochromatic

#0C0932 #181266 #241B9A #3024CE #594FE0

Accessibility & contrast

On white

12.36

#241B9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#241B9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #241B9A

12.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##241B9A	#FFFFFF	#000000	##FFFFFF
##241B9A	1.00	12.36	1.70	12.36
#FFFFFF	12.36	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A9D

Deuteranopia (green-blind)

#002E98

Tritanopia (blue-blind)

#00435C

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #241b9a;
/* rgb */ color: rgb(36, 27, 154);
/* oklch */ color: oklch(34.7% 0.191 273.2);

Tailwind

colors: {
  custom: {
    50: '#745bb9',
    500: '#241b9a',
    950: '#000000',
  },
}

SCSS

$custom: #241b9a;
$custom-light: #745bb9;
$custom-dark: #000000;

JSON

{
  "hex": "#241b9a",
  "rgb": {
    "r": 36,
    "g": 27,
    "b": 154
  },
  "hsl": {
    "h": 244.252,
    "s": 70.166,
    "l": 35.49
  },
  "oklch": {
    "l": 0.34697,
    "c": 0.19129,
    "h": 273.2
  },
  "luminance": 0.03492
}

Semantic roles & 50–950 ramp

primary

#241B9A

secondary

#BAC34E

accent

#ED3BE0

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #241B9A

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

Preview Lab → · Contrast checker → · Palette generator →