#184F78#184F78

#184F78 is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 41.3% C 0.089 H 245.2°. Best body text is #FFFFFF at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#184F78
RGB	rgb(24, 79, 120)
HSL	hsl(206, 67%, 28%)
HSV	hsv(206, 80%, 47%)
CMYK	cmyk(80%, 34.2%, 0%, 52.9%)
CIE-LAB	lab(32.13, -2.33, -28.39)
CIE-LCH	lch(32.13, 28.48, 265.31°)
OKLab	oklab(41.33% -0.0372 -0.0806)
OKLCH	oklch(41.33% 0.089 245.2)
XYZ	xyz(6.5615, 7.1414, 18.7983)
Luminance	0.0714 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184F78 #784118

analogous

#187871 #184F78 #181F78

triadic

#184F78 #78184F #4F7818

tetradic

#184F78 #711878 #784118 #1F7818

square

#184F78 #711878 #784118 #1F7818

split-complementary

#184F78 #78181F #787118

monochromatic

#05111A #0E2D45 #184F78 #2271AB #3491D6

Accessibility & contrast

On white

8.65

#184F78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#184F78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184F78

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184F78	#FFFFFF	#000000	##FFFFFF
##184F78	1.00	8.65	2.43	8.65
#FFFFFF	8.65	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C507A

Deuteranopia (green-blind)

#2E4877

Tritanopia (blue-blind)

#00595E

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #184f78;
/* rgb */ color: rgb(24, 79, 120);
/* oklch */ color: oklch(41.3% 0.089 245.2);

Tailwind

colors: {
  custom: {
    50: '#65809f',
    500: '#184f78',
    950: '#000000',
  },
}

SCSS

$custom: #184f78;
$custom-light: #65809f;
$custom-dark: #000000;

JSON

{
  "hex": "#184f78",
  "rgb": {
    "r": 24,
    "g": 79,
    "b": 120
  },
  "hsl": {
    "h": 205.625,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.41326,
    "c": 0.08877,
    "h": 245.2
  },
  "luminance": 0.07142
}

Semantic roles & 50–950 ramp

primary

#184F78

secondary

#AD6E3F

accent

#873EEA

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #184F78

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

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