#182C66#182C66

#182C66 is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.4% C 0.105 H 266.1°. Best body text is #FFFFFF at 13.20:1 contrast (WCAG AA passes).

Color values

HEX	#182C66
RGB	rgb(24, 44, 102)
HSL	hsl(225, 62%, 25%)
HSV	hsv(225, 76%, 40%)
CMYK	cmyk(76.5%, 56.9%, 0%, 60%)
CIE-LAB	lab(19.86, 14.50, -36.51)
CIE-LCH	lch(19.86, 39.29, 291.66°)
OKLab	oklab(31.44% -0.0072 -0.1051)
OKLCH	oklch(31.44% 0.105 266.1)
XYZ	xyz(3.6748, 2.9545, 12.9444)
Luminance	0.0295 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182C66 #665218

analogous

#185366 #182C66 #2B1866

triadic

#182C66 #66182C #2C6618

tetradic

#182C66 #661853 #665218 #18662B

square

#182C66 #661853 #665218 #18662B

split-complementary

#182C66 #662B18 #536618

monochromatic

#060B19 #0C1734 #182C66 #244198 #2F57C9

Accessibility & contrast

On white

13.20

#182C66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#182C66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182C66

13.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182C66	#FFFFFF	#000000	##FFFFFF
##182C66	1.00	13.20	1.59	13.20
#FFFFFF	13.20	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#023468

Deuteranopia (green-blind)

#002D65

Tritanopia (blue-blind)

#003A44

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #182c66;
/* rgb */ color: rgb(24, 44, 102);
/* oklch */ color: oklch(31.4% 0.105 266.1);

Tailwind

colors: {
  custom: {
    50: '#616492',
    500: '#182c66',
    950: '#000000',
  },
}

SCSS

$custom: #182c66;
$custom-light: #616492;
$custom-dark: #000000;

JSON

{
  "hex": "#182c66",
  "rgb": {
    "r": 24,
    "g": 44,
    "b": 102
  },
  "hsl": {
    "h": 224.615,
    "s": 61.905,
    "l": 24.706
  },
  "oklch": {
    "l": 0.31441,
    "c": 0.10534,
    "h": 266.1
  },
  "luminance": 0.02955
}

Semantic roles & 50–950 ramp

primary

#182C66

secondary

#9C843E

accent

#BB43E5

background

#F6F5F9

surface

#EBEAF1

border

#C6C6CB

text

#05050D

muted

#7A797E

Preview Lab

Preview with #182C66

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

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