#2441B1#2441B1

#2441B1 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.0% C 0.181 H 266.9°. Best body text is #FFFFFF at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#2441B1
RGB	rgb(36, 65, 177)
HSL	hsl(228, 66%, 42%)
HSV	hsv(228, 80%, 69%)
CMYK	cmyk(79.7%, 63.3%, 0%, 30.6%)
CIE-LAB	lab(32.54, 31.06, -62.40)
CIE-LCH	lch(32.54, 69.71, 296.46°)
OKLab	oklab(43.04% -0.0097 -0.1806)
OKLCH	oklch(43.04% 0.181 266.9)
XYZ	xyz(10.5509, 7.3288, 42.4450)
Luminance	0.0733 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2441B1 #B19424

analogous

#2487B1 #2441B1 #4E24B1

triadic

#2441B1 #B12441 #41B124

tetradic

#2441B1 #B12487 #B19424 #24B14E

square

#2441B1 #B12487 #B19424 #24B14E

split-complementary

#2441B1 #B14E24 #87B124

monochromatic

#0F1C4B #1A2E7E #2441B1 #3B5BD7 #6E86E1

Accessibility & contrast

On white

8.52

#2441B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#2441B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2441B1

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2441B1	#FFFFFF	#000000	##FFFFFF
##2441B1	1.00	8.52	2.47	8.52
#FFFFFF	8.52	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B5

Deuteranopia (green-blind)

#0046AF

Tritanopia (blue-blind)

#005E73

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2441b1;
/* rgb */ color: rgb(36, 65, 177);
/* oklch */ color: oklch(43.0% 0.181 266.9);

Tailwind

colors: {
  custom: {
    50: '#7775c9',
    500: '#2441b1',
    950: '#000000',
  },
}

SCSS

$custom: #2441b1;
$custom-light: #7775c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2441b1",
  "rgb": {
    "r": 36,
    "g": 65,
    "b": 177
  },
  "hsl": {
    "h": 227.66,
    "s": 66.197,
    "l": 41.765
  },
  "oklch": {
    "l": 0.43044,
    "c": 0.18082,
    "h": 266.9
  },
  "luminance": 0.0733
}

Semantic roles & 50–950 ramp

primary

#2441B1

secondary

#C8B469

accent

#C63FE9

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2441B1

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

Preview Lab → · Contrast checker → · Palette generator →