#2445B3#2445B3

#2445B3 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.0% C 0.179 H 266.1°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#2445B3
RGB	rgb(36, 69, 179)
HSL	hsl(226, 67%, 42%)
HSV	hsv(226, 80%, 70%)
CMYK	cmyk(79.9%, 61.5%, 0%, 29.8%)
CIE-LAB	lab(33.74, 29.18, -61.63)
CIE-LCH	lch(33.74, 68.19, 295.34°)
OKLab	oklab(43.99% -0.0121 -0.1782)
OKLCH	oklch(43.99% 0.179 266.1)
XYZ	xyz(10.9895, 7.8847, 43.5818)
Luminance	0.0789 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2445B3 #B39224

analogous

#248DB3 #2445B3 #4B24B3

triadic

#2445B3 #B32445 #45B324

tetradic

#2445B3 #B3248D #B39224 #24B34B

square

#2445B3 #B3248D #B39224 #24B34B

split-complementary

#2445B3 #B34B24 #8DB324

monochromatic

#101E4D #1A3180 #2445B3 #3C60D8 #6F8AE2

Accessibility & contrast

On white

8.15

#2445B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#2445B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2445B3

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2445B3	#FFFFFF	#000000	##FFFFFF
##2445B3	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B7

Deuteranopia (green-blind)

#0049B1

Tritanopia (blue-blind)

#006175

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2445b3;
/* rgb */ color: rgb(36, 69, 179);
/* oklch */ color: oklch(44.0% 0.179 266.1);

Tailwind

colors: {
  custom: {
    50: '#7778cb',
    500: '#2445b3',
    950: '#000000',
  },
}

SCSS

$custom: #2445b3;
$custom-light: #7778cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2445b3",
  "rgb": {
    "r": 36,
    "g": 69,
    "b": 179
  },
  "hsl": {
    "h": 226.154,
    "s": 66.512,
    "l": 42.157
  },
  "oklch": {
    "l": 0.43986,
    "c": 0.17866,
    "h": 266.1
  },
  "luminance": 0.07886
}

Semantic roles & 50–950 ramp

primary

#2445B3

secondary

#C9B36A

accent

#C23EE9

background

#F7F7FC

surface

#EEEDF9

border

#C9C8D2

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2445B3

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

Preview Lab → · Contrast checker → · Palette generator →