#2448A8#2448A8

#2448A8 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.6% C 0.160 H 264.8°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#2448A8
RGB	rgb(36, 72, 168)
HSL	hsl(224, 65%, 40%)
HSV	hsv(224, 79%, 66%)
CMYK	cmyk(78.6%, 57.1%, 0%, 34.1%)
CIE-LAB	lab(33.64, 22.95, -55.25)
CIE-LCH	lch(33.64, 59.83, 292.56°)
OKLab	oklab(43.63% -0.0144 -0.1595)
OKLCH	oklch(43.63% 0.16 264.8)
XYZ	xyz(10.1103, 7.8358, 38.0178)
Luminance	0.0784 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2448A8 #A88424

analogous

#248AA8 #2448A8 #4224A8

triadic

#2448A8 #A82448 #48A824

tetradic

#2448A8 #A8248A #A88424 #24A842

square

#2448A8 #A8248A #A88424 #24A842

split-complementary

#2448A8 #A84224 #8AA824

monochromatic

#0E1D43 #193276 #2448A8 #3561D4 #6888DF

Accessibility & contrast

On white

8.18

#2448A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#2448A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2448A8

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2448A8	#FFFFFF	#000000	##FFFFFF
##2448A8	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055AB

Deuteranopia (green-blind)

#0049A6

Tritanopia (blue-blind)

#006071

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2448a8;
/* rgb */ color: rgb(36, 72, 168);
/* oklch */ color: oklch(43.6% 0.160 264.8);

Tailwind

colors: {
  custom: {
    50: '#747ac3',
    500: '#2448a8',
    950: '#000000',
  },
}

SCSS

$custom: #2448a8;
$custom-light: #747ac3;
$custom-dark: #000000;

JSON

{
  "hex": "#2448a8",
  "rgb": {
    "r": 36,
    "g": 72,
    "b": 168
  },
  "hsl": {
    "h": 223.636,
    "s": 64.706,
    "l": 40
  },
  "oklch": {
    "l": 0.43628,
    "c": 0.16012,
    "h": 264.8
  },
  "luminance": 0.07837
}

Semantic roles & 50–950 ramp

primary

#2448A8

secondary

#C4AA63

accent

#BA40E8

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2448A8

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

Preview Lab → · Contrast checker → · Palette generator →