#18448F#18448F

#18448F is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.3% C 0.134 H 260.4°. Best body text is #FFFFFF at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#18448F
RGB	rgb(24, 68, 143)
HSL	hsl(218, 71%, 33%)
HSV	hsv(218, 83%, 56%)
CMYK	cmyk(83.2%, 52.4%, 0%, 43.9%)
CIE-LAB	lab(30.18, 14.44, -45.73)
CIE-LCH	lch(30.18, 47.95, 287.52°)
OKLab	oklab(40.29% -0.0222 -0.1317)
OKLCH	oklch(40.29% 0.134 260.4)
XYZ	xyz(7.3999, 6.3107, 26.8094)
Luminance	0.0631 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18448F #8F6318

analogous

#187F8F #18448F #27188F

triadic

#18448F #8F1844 #448F18

tetradic

#18448F #8F187F #8F6318 #188F27

square

#18448F #8F187F #8F6318 #188F27

split-complementary

#18448F #8F2718 #7F8F18

monochromatic

#061226 #0F2B5B #18448F #215DC3 #427CDF

Accessibility & contrast

On white

9.28

#18448F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#18448F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18448F

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18448F	#FFFFFF	#000000	##FFFFFF
##18448F	1.00	9.28	2.26	9.28
#FFFFFF	9.28	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#124D92

Deuteranopia (green-blind)

#00428E

Tritanopia (blue-blind)

#005663

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #18448f;
/* rgb */ color: rgb(24, 68, 143);
/* oklch */ color: oklch(40.3% 0.134 260.4);

Tailwind

colors: {
  custom: {
    50: '#6a77b0',
    500: '#18448f',
    950: '#000000',
  },
}

SCSS

$custom: #18448f;
$custom-light: #6a77b0;
$custom-dark: #000000;

JSON

{
  "hex": "#18448f",
  "rgb": {
    "r": 24,
    "g": 68,
    "b": 143
  },
  "hsl": {
    "h": 217.815,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.40291,
    "c": 0.13359,
    "h": 260.4
  },
  "luminance": 0.06312
}

Semantic roles & 50–950 ramp

primary

#18448F

secondary

#C09243

accent

#AB3AEE

background

#F6F7FA

surface

#ECEDF5

border

#C7C8CF

text

#080811

muted

#7A7B80

Preview Lab

Preview with #18448F

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

Preview Lab → · Contrast checker → · Palette generator →