#2445B0#2445B0

#2445B0 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.7% C 0.175 H 266.0°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#2445B0
RGB	rgb(36, 69, 176)
HSL	hsl(226, 66%, 42%)
HSV	hsv(226, 80%, 69%)
CMYK	cmyk(79.5%, 60.8%, 0%, 31%)
CIE-LAB	lab(33.49, 28.04, -60.27)
CIE-LCH	lch(33.49, 66.47, 294.95°)
OKLab	oklab(43.72% -0.0121 -0.1742)
OKLCH	oklch(43.72% 0.175 266)
XYZ	xyz(10.6894, 7.7647, 42.0012)
Luminance	0.0777 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2445B0 #B08F24

analogous

#248BB0 #2445B0 #4924B0

triadic

#2445B0 #B02445 #45B024

tetradic

#2445B0 #B0248B #B08F24 #24B049

square

#2445B0 #B0248B #B08F24 #24B049

split-complementary

#2445B0 #B04924 #8BB024

monochromatic

#0F1D4A #1A317D #2445B0 #3A5FD7 #6D89E1

Accessibility & contrast

On white

8.22

#2445B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#2445B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2445B0

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2445B0	#FFFFFF	#000000	##FFFFFF
##2445B0	1.00	8.22	2.55	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B4

Deuteranopia (green-blind)

#0048AE

Tritanopia (blue-blind)

#006074

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2445b0;
/* rgb */ color: rgb(36, 69, 176);
/* oklch */ color: oklch(43.7% 0.175 266.0);

Tailwind

colors: {
  custom: {
    50: '#7678c8',
    500: '#2445b0',
    950: '#000000',
  },
}

SCSS

$custom: #2445b0;
$custom-light: #7678c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2445b0",
  "rgb": {
    "r": 36,
    "g": 69,
    "b": 176
  },
  "hsl": {
    "h": 225.857,
    "s": 66.038,
    "l": 41.569
  },
  "oklch": {
    "l": 0.43718,
    "c": 0.17466,
    "h": 266
  },
  "luminance": 0.07766
}

Semantic roles & 50–950 ramp

primary

#2445B0

secondary

#C8B168

accent

#C13FE9

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2445B0

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

Preview Lab → · Contrast checker → · Palette generator →