#183882#183882

#183882 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.5% C 0.131 H 263.6°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#183882
RGB	rgb(24, 56, 130)
HSL	hsl(222, 69%, 30%)
HSV	hsv(222, 82%, 51%)
CMYK	cmyk(81.5%, 56.9%, 0%, 49%)
CIE-LAB	lab(25.66, 17.47, -44.99)
CIE-LCH	lch(25.66, 48.27, 291.22°)
OKLab	oklab(36.54% -0.0146 -0.1298)
OKLCH	oklch(36.54% 0.131 263.6)
XYZ	xyz(5.8187, 4.6336, 21.7025)
Luminance	0.0463 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183882 #826218

analogous

#186D82 #183882 #2D1882

triadic

#183882 #821838 #388218

tetradic

#183882 #82186D #826218 #18822D

square

#183882 #82186D #826218 #18822D

split-complementary

#183882 #822D18 #6D8218

monochromatic

#050B1B #0E224E #183882 #224EB6 #3A6ADB

Accessibility & contrast

On white

10.90

#183882 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#183882 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183882

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183882	#FFFFFF	#000000	##FFFFFF
##183882	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004285

Deuteranopia (green-blind)

#003881

Tritanopia (blue-blind)

#004A57

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #183882;
/* rgb */ color: rgb(24, 56, 130);
/* oklch */ color: oklch(36.5% 0.131 263.6);

Tailwind

colors: {
  custom: {
    50: '#686ea7',
    500: '#183882',
    950: '#000000',
  },
}

SCSS

$custom: #183882;
$custom-light: #686ea7;
$custom-dark: #000000;

JSON

{
  "hex": "#183882",
  "rgb": {
    "r": 24,
    "g": 56,
    "b": 130
  },
  "hsl": {
    "h": 221.887,
    "s": 68.831,
    "l": 30.196
  },
  "oklch": {
    "l": 0.36539,
    "c": 0.13064,
    "h": 263.6
  },
  "luminance": 0.04634
}

Semantic roles & 50–950 ramp

primary

#183882

secondary

#B69240

accent

#B73CEC

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #183882

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

Preview Lab → · Contrast checker → · Palette generator →