#182D68#182D68

#182D68 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.8% C 0.107 H 265.8°. Best body text is #FFFFFF at 13.01:1 contrast (WCAG AA passes).

Color values

HEX	#182D68
RGB	rgb(24, 45, 104)
HSL	hsl(224, 63%, 25%)
HSV	hsv(224, 77%, 41%)
CMYK	cmyk(76.9%, 56.7%, 0%, 59.2%)
CIE-LAB	lab(20.32, 14.60, -37.07)
CIE-LCH	lch(20.32, 39.84, 291.50°)
OKLab	oklab(31.84% -0.0079 -0.1067)
OKLCH	oklch(31.84% 0.107 265.8)
XYZ	xyz(3.8129, 3.0700, 13.4856)
Luminance	0.0307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182D68 #685318

analogous

#185568 #182D68 #2B1868

triadic

#182D68 #68182D #2D6818

tetradic

#182D68 #681855 #685318 #18682B

square

#182D68 #681855 #685318 #18682B

split-complementary

#182D68 #682B18 #556818

monochromatic

#060B19 #0D1736 #182D68 #23439A #2F58CB

Accessibility & contrast

On white

13.01

#182D68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#182D68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182D68

13.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182D68	#FFFFFF	#000000	##FFFFFF
##182D68	1.00	13.01	1.61	13.01
#FFFFFF	13.01	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#02356A

Deuteranopia (green-blind)

#002D67

Tritanopia (blue-blind)

#003B45

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #182d68;
/* rgb */ color: rgb(24, 45, 104);
/* oklch */ color: oklch(31.8% 0.107 265.8);

Tailwind

colors: {
  custom: {
    50: '#616594',
    500: '#182d68',
    950: '#000000',
  },
}

SCSS

$custom: #182d68;
$custom-light: #616594;
$custom-dark: #000000;

JSON

{
  "hex": "#182d68",
  "rgb": {
    "r": 24,
    "g": 45,
    "b": 104
  },
  "hsl": {
    "h": 224.25,
    "s": 62.5,
    "l": 25.098
  },
  "oklch": {
    "l": 0.31841,
    "c": 0.10701,
    "h": 265.8
  },
  "luminance": 0.0307
}

Semantic roles & 50–950 ramp

primary

#182D68

secondary

#9E853E

accent

#BB42E6

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06050D

muted

#7A7A7E

Preview Lab

Preview with #182D68

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

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