#184C78#184C78

#184C78 is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.6% C 0.092 H 248.1°. Best body text is #FFFFFF at 8.96:1 contrast (WCAG AA passes).

Color values

HEX	#184C78
RGB	rgb(24, 76, 120)
HSL	hsl(208, 67%, 28%)
HSV	hsv(208, 80%, 47%)
CMYK	cmyk(80%, 36.7%, 0%, 52.9%)
CIE-LAB	lab(31.16, -0.38, -29.92)
CIE-LCH	lch(31.16, 29.92, 269.27°)
OKLab	oklab(40.56% -0.0342 -0.0851)
OKLCH	oklch(40.56% 0.092 248.1)
XYZ	xyz(6.3500, 6.7184, 18.7278)
Luminance	0.0672 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184C78 #784418

analogous

#187874 #184C78 #181C78

triadic

#184C78 #78184C #4C7818

tetradic

#184C78 #741878 #784418 #1C7818

square

#184C78 #741878 #784418 #1C7818

split-complementary

#184C78 #78181C #787418

monochromatic

#05101A #0E2C45 #184C78 #226CAB #348CD6

Accessibility & contrast

On white

8.96

#184C78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#184C78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184C78

8.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184C78	#FFFFFF	#000000	##FFFFFF
##184C78	1.00	8.96	2.34	8.96
#FFFFFF	8.96	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#384E7A

Deuteranopia (green-blind)

#2A4577

Tritanopia (blue-blind)

#00575C

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #184c78;
/* rgb */ color: rgb(24, 76, 120);
/* oklch */ color: oklch(40.6% 0.092 248.1);

Tailwind

colors: {
  custom: {
    50: '#647d9f',
    500: '#184c78',
    950: '#000000',
  },
}

SCSS

$custom: #184c78;
$custom-light: #647d9f;
$custom-dark: #000000;

JSON

{
  "hex": "#184c78",
  "rgb": {
    "r": 24,
    "g": 76,
    "b": 120
  },
  "hsl": {
    "h": 207.5,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.40562,
    "c": 0.09173,
    "h": 248.1
  },
  "luminance": 0.06719
}

Semantic roles & 50–950 ramp

primary

#184C78

secondary

#AD713F

accent

#8D3EEA

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #184C78

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

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