#182B68#182B68

#182B68 is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.4% C 0.110 H 266.8°. Best body text is #FFFFFF at 13.26:1 contrast (WCAG AA passes).

Color values

HEX	#182B68
RGB	rgb(24, 43, 104)
HSL	hsl(226, 63%, 25%)
HSV	hsv(226, 77%, 41%)
CMYK	cmyk(76.9%, 58.7%, 0%, 59.2%)
CIE-LAB	lab(19.72, 16.05, -38.04)
CIE-LCH	lch(19.72, 41.29, 292.88°)
OKLab	oklab(31.39% -0.0061 -0.1096)
OKLCH	oklch(31.39% 0.11 266.8)
XYZ	xyz(3.7384, 2.9210, 13.4608)
Luminance	0.0292 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182B68 #685518

analogous

#185368 #182B68 #2D1868

triadic

#182B68 #68182B #2B6818

tetradic

#182B68 #681853 #685518 #18682D

square

#182B68 #681853 #685518 #18682D

split-complementary

#182B68 #682D18 #536818

monochromatic

#060A19 #0D1636 #182B68 #23409A #2F54CB

Accessibility & contrast

On white

13.26

#182B68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#182B68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182B68

13.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182B68	#FFFFFF	#000000	##FFFFFF
##182B68	1.00	13.26	1.58	13.26
#FFFFFF	13.26	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00346A

Deuteranopia (green-blind)

#002C67

Tritanopia (blue-blind)

#003A45

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #182b68;
/* rgb */ color: rgb(24, 43, 104);
/* oklch */ color: oklch(31.4% 0.110 266.8);

Tailwind

colors: {
  custom: {
    50: '#626394',
    500: '#182b68',
    950: '#000000',
  },
}

SCSS

$custom: #182b68;
$custom-light: #626394;
$custom-dark: #000000;

JSON

{
  "hex": "#182b68",
  "rgb": {
    "r": 24,
    "g": 43,
    "b": 104
  },
  "hsl": {
    "h": 225.75,
    "s": 62.5,
    "l": 25.098
  },
  "oklch": {
    "l": 0.3139,
    "c": 0.10977,
    "h": 266.8
  },
  "luminance": 0.02921
}

Semantic roles & 50–950 ramp

primary

#182B68

secondary

#9E873E

accent

#BF42E6

background

#F6F5F9

surface

#EBEAF1

border

#C6C6CB

text

#06050D

muted

#7A797E

Preview Lab

Preview with #182B68

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

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