#2448A4#2448A4

#2448A4 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.3% C 0.155 H 264.6°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#2448A4
RGB	rgb(36, 72, 164)
HSL	hsl(223, 64%, 39%)
HSV	hsv(223, 78%, 64%)
CMYK	cmyk(78%, 56.1%, 0%, 35.7%)
CIE-LAB	lab(33.33, 21.39, -53.36)
CIE-LCH	lch(33.33, 57.49, 291.85°)
OKLab	oklab(43.3% -0.0147 -0.1539)
OKLCH	oklch(43.3% 0.155 264.6)
XYZ	xyz(9.7434, 7.6890, 36.0854)
Luminance	0.0769 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2448A4 #A48024

analogous

#2488A4 #2448A4 #4024A4

triadic

#2448A4 #A42448 #48A424

tetradic

#2448A4 #A42488 #A48024 #24A440

square

#2448A4 #A42488 #A48024 #24A440

split-complementary

#2448A4 #A44024 #88A424

monochromatic

#0E1C40 #193272 #2448A4 #3360D2 #6587DD

Accessibility & contrast

On white

8.27

#2448A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#2448A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2448A4

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2448A4	#FFFFFF	#000000	##FFFFFF
##2448A4	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055A7

Deuteranopia (green-blind)

#0049A2

Tritanopia (blue-blind)

#005F6F

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2448a4;
/* rgb */ color: rgb(36, 72, 164);
/* oklch */ color: oklch(43.3% 0.155 264.6);

Tailwind

colors: {
  custom: {
    50: '#737ac0',
    500: '#2448a4',
    950: '#000000',
  },
}

SCSS

$custom: #2448a4;
$custom-light: #737ac0;
$custom-dark: #000000;

JSON

{
  "hex": "#2448a4",
  "rgb": {
    "r": 36,
    "g": 72,
    "b": 164
  },
  "hsl": {
    "h": 223.125,
    "s": 64,
    "l": 39.216
  },
  "oklch": {
    "l": 0.43295,
    "c": 0.15462,
    "h": 264.6
  },
  "luminance": 0.0769
}

Semantic roles & 50–950 ramp

primary

#2448A4

secondary

#C3A761

accent

#B841E7

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2448A4

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

Preview Lab → · Contrast checker → · Palette generator →