#182C68#182C68

#182C68 is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.6% C 0.108 H 266.3°. Best body text is #FFFFFF at 13.13:1 contrast (WCAG AA passes).

Color values

HEX	#182C68
RGB	rgb(24, 44, 104)
HSL	hsl(225, 63%, 25%)
HSV	hsv(225, 77%, 41%)
CMYK	cmyk(76.9%, 57.7%, 0%, 59.2%)
CIE-LAB	lab(20.02, 15.33, -37.56)
CIE-LCH	lch(20.02, 40.56, 292.20°)
OKLab	oklab(31.62% -0.007 -0.1082)
OKLCH	oklch(31.62% 0.108 266.3)
XYZ	xyz(3.7752, 2.9946, 13.4731)
Luminance	0.0300 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182C68 #685418

analogous

#185468 #182C68 #2C1868

triadic

#182C68 #68182C #2C6818

tetradic

#182C68 #681854 #685418 #18682C

square

#182C68 #681854 #685418 #18682C

split-complementary

#182C68 #682C18 #546818

monochromatic

#060B19 #0D1736 #182C68 #23419A #2F56CB

Accessibility & contrast

On white

13.13

#182C68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#182C68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182C68

13.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182C68	#FFFFFF	#000000	##FFFFFF
##182C68	1.00	13.13	1.60	13.13
#FFFFFF	13.13	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00346A

Deuteranopia (green-blind)

#002D67

Tritanopia (blue-blind)

#003B45

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #182c68;
/* rgb */ color: rgb(24, 44, 104);
/* oklch */ color: oklch(31.6% 0.108 266.3);

Tailwind

colors: {
  custom: {
    50: '#616494',
    500: '#182c68',
    950: '#000000',
  },
}

SCSS

$custom: #182c68;
$custom-light: #616494;
$custom-dark: #000000;

JSON

{
  "hex": "#182c68",
  "rgb": {
    "r": 24,
    "g": 44,
    "b": 104
  },
  "hsl": {
    "h": 225,
    "s": 62.5,
    "l": 25.098
  },
  "oklch": {
    "l": 0.31615,
    "c": 0.1084,
    "h": 266.3
  },
  "luminance": 0.02995
}

Semantic roles & 50–950 ramp

primary

#182C68

secondary

#9E863E

accent

#BD42E6

background

#F6F5F9

surface

#EBEAF1

border

#C6C6CB

text

#06050D

muted

#7A797E

Preview Lab

Preview with #182C68

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

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