#182D66#182D66

#182D66 is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.7% C 0.104 H 265.5°. Best body text is #FFFFFF at 13.08:1 contrast (WCAG AA passes).

Color values

HEX	#182D66
RGB	rgb(24, 45, 102)
HSL	hsl(224, 62%, 25%)
HSV	hsv(224, 76%, 40%)
CMYK	cmyk(76.5%, 55.9%, 0%, 60%)
CIE-LAB	lab(20.16, 13.77, -36.02)
CIE-LCH	lch(20.16, 38.57, 290.92°)
OKLab	oklab(31.67% -0.0081 -0.1036)
OKLCH	oklch(31.67% 0.104 265.5)
XYZ	xyz(3.7125, 3.0299, 12.9570)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182D66 #665118

analogous

#185466 #182D66 #2A1866

triadic

#182D66 #66182D #2D6618

tetradic

#182D66 #661854 #665118 #18662A

square

#182D66 #661854 #665118 #18662A

split-complementary

#182D66 #662A18 #546618

monochromatic

#060B19 #0C1734 #182D66 #244398 #2F59C9

Accessibility & contrast

On white

13.08

#182D66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#182D66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182D66

13.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182D66	#FFFFFF	#000000	##FFFFFF
##182D66	1.00	13.08	1.61	13.08
#FFFFFF	13.08	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#063468

Deuteranopia (green-blind)

#002D65

Tritanopia (blue-blind)

#003B44

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #182d66;
/* rgb */ color: rgb(24, 45, 102);
/* oklch */ color: oklch(31.7% 0.104 265.5);

Tailwind

colors: {
  custom: {
    50: '#616592',
    500: '#182d66',
    950: '#000000',
  },
}

SCSS

$custom: #182d66;
$custom-light: #616592;
$custom-dark: #000000;

JSON

{
  "hex": "#182d66",
  "rgb": {
    "r": 24,
    "g": 45,
    "b": 102
  },
  "hsl": {
    "h": 223.846,
    "s": 61.905,
    "l": 24.706
  },
  "oklch": {
    "l": 0.3167,
    "c": 0.10396,
    "h": 265.5
  },
  "luminance": 0.0303
}

Semantic roles & 50–950 ramp

primary

#182D66

secondary

#9C833E

accent

#B943E5

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#05050D

muted

#7A7A7E

Preview Lab

Preview with #182D66

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

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