#183485#183485

#183485 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.9% C 0.140 H 265.3°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#183485
RGB	rgb(24, 52, 133)
HSL	hsl(225, 69%, 31%)
HSV	hsv(225, 82%, 52%)
CMYK	cmyk(82%, 60.9%, 0%, 47.8%)
CIE-LAB	lab(24.77, 21.51, -48.32)
CIE-LCH	lch(24.77, 52.89, 294.00°)
OKLab	oklab(35.95% -0.0116 -0.1397)
OKLCH	oklch(35.95% 0.14 265.3)
XYZ	xyz(5.8368, 4.3429, 22.7164)
Luminance	0.0434 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183485 #856918

analogous

#186A85 #183485 #321885

triadic

#183485 #851834 #348518

tetradic

#183485 #85186A #856918 #188532

square

#183485 #85186A #856918 #188532

split-complementary

#183485 #853218 #6A8518

monochromatic

#050B1D #0F2051 #183485 #2148B9 #3C65DC

Accessibility & contrast

On white

11.24

#183485 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#183485 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183485

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183485	#FFFFFF	#000000	##FFFFFF
##183485	1.00	11.24	1.87	11.24
#FFFFFF	11.24	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004088

Deuteranopia (green-blind)

#003683

Tritanopia (blue-blind)

#004957

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #183485;
/* rgb */ color: rgb(24, 52, 133);
/* oklch */ color: oklch(35.9% 0.140 265.3);

Tailwind

colors: {
  custom: {
    50: '#696ba9',
    500: '#183485',
    950: '#000000',
  },
}

SCSS

$custom: #183485;
$custom-light: #696ba9;
$custom-dark: #000000;

JSON

{
  "hex": "#183485",
  "rgb": {
    "r": 24,
    "g": 52,
    "b": 133
  },
  "hsl": {
    "h": 224.587,
    "s": 69.427,
    "l": 30.784
  },
  "oklch": {
    "l": 0.35949,
    "c": 0.14014,
    "h": 265.3
  },
  "luminance": 0.04344
}

Semantic roles & 50–950 ramp

primary

#183485

secondary

#B99A40

accent

#BF3CEC

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #183485

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

Preview Lab → · Contrast checker → · Palette generator →