#183060#183060

#183060 is a dark, moderate blue. Relative luminance 0.032; OKLCH L 31.9% C 0.091 H 262.5°. Best body text is #FFFFFF at 12.88:1 contrast (WCAG AA passes).

Color values

HEX	#183060
RGB	rgb(24, 48, 96)
HSL	hsl(220, 60%, 24%)
HSV	hsv(220, 75%, 38%)
CMYK	cmyk(75%, 50%, 0%, 62.4%)
CIE-LAB	lab(20.64, 9.10, -31.32)
CIE-LCH	lch(20.64, 32.61, 286.19°)
OKLab	oklab(31.89% -0.0119 -0.0897)
OKLCH	oklch(31.89% 0.091 262.5)
XYZ	xyz(3.5442, 3.1523, 11.4857)
Luminance	0.0315 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183060 #604818

analogous

#185460 #183060 #241860

triadic

#183060 #601830 #306018

tetradic

#183060 #601854 #604818 #186024

square

#183060 #601854 #604818 #186024

split-complementary

#183060 #602418 #546018

monochromatic

#060C18 #0C182F #183060 #244891 #3061C2

Accessibility & contrast

On white

12.88

#183060 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#183060 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183060

12.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183060	#FFFFFF	#000000	##FFFFFF
##183060	1.00	12.88	1.63	12.88
#FFFFFF	12.88	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#173562

Deuteranopia (green-blind)

#072F5F

Tritanopia (blue-blind)

#003B43

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #183060;
/* rgb */ color: rgb(24, 48, 96);
/* oklch */ color: oklch(31.9% 0.091 262.5);

Tailwind

colors: {
  custom: {
    50: '#5f678d',
    500: '#183060',
    950: '#000000',
  },
}

SCSS

$custom: #183060;
$custom-light: #5f678d;
$custom-dark: #000000;

JSON

{
  "hex": "#183060",
  "rgb": {
    "r": 24,
    "g": 48,
    "b": 96
  },
  "hsl": {
    "h": 220,
    "s": 60,
    "l": 23.529
  },
  "oklch": {
    "l": 0.31893,
    "c": 0.09053,
    "h": 262.5
  },
  "luminance": 0.03153
}

Semantic roles & 50–950 ramp

primary

#183060

secondary

#96793D

accent

#AE45E3

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #183060

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

Preview Lab → · Contrast checker → · Palette generator →