#183486#183486

#183486 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.0% C 0.142 H 265.3°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#183486
RGB	rgb(24, 52, 134)
HSL	hsl(225, 70%, 31%)
HSV	hsv(225, 82%, 53%)
CMYK	cmyk(82.1%, 61.2%, 0%, 47.5%)
CIE-LAB	lab(24.86, 21.92, -48.80)
CIE-LCH	lch(24.86, 53.50, 294.19°)
OKLab	oklab(36.04% -0.0116 -0.1411)
OKLCH	oklch(36.04% 0.142 265.3)
XYZ	xyz(5.9062, 4.3707, 23.0820)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183486 #866A18

analogous

#186B86 #183486 #331886

triadic

#183486 #861834 #348618

tetradic

#183486 #86186B #866A18 #188633

square

#183486 #86186B #866A18 #188633

split-complementary

#183486 #863318 #6B8618

monochromatic

#050C1E #0F2052 #183486 #2148BA #3C65DC

Accessibility & contrast

On white

11.20

#183486 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#183486 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183486

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183486	#FFFFFF	#000000	##FFFFFF
##183486	1.00	11.20	1.87	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004089

Deuteranopia (green-blind)

#003684

Tritanopia (blue-blind)

#004957

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #183486;
/* rgb */ color: rgb(24, 52, 134);
/* oklch */ color: oklch(36.0% 0.142 265.3);

Tailwind

colors: {
  custom: {
    50: '#696baa',
    500: '#183486',
    950: '#000000',
  },
}

SCSS

$custom: #183486;
$custom-light: #696baa;
$custom-dark: #000000;

JSON

{
  "hex": "#183486",
  "rgb": {
    "r": 24,
    "g": 52,
    "b": 134
  },
  "hsl": {
    "h": 224.727,
    "s": 69.62,
    "l": 30.98
  },
  "oklch": {
    "l": 0.3604,
    "c": 0.14154,
    "h": 265.3
  },
  "luminance": 0.04371
}

Semantic roles & 50–950 ramp

primary

#183486

secondary

#BA9B40

accent

#BF3BEC

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #183486

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

Preview Lab → · Contrast checker → · Palette generator →