#185B78#185B78

#185B78 is a dark, moderate cyan. Relative luminance 0.090; OKLCH L 44.4% C 0.080 H 231.7°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#185B78
RGB	rgb(24, 91, 120)
HSL	hsl(198, 67%, 28%)
HSV	hsv(198, 80%, 47%)
CMYK	cmyk(80%, 24.2%, 0%, 52.9%)
CIE-LAB	lab(36.04, -9.81, -22.25)
CIE-LCH	lch(36.04, 24.32, 246.21°)
OKLab	oklab(44.44% -0.0495 -0.0626)
OKLCH	oklch(44.44% 0.08 231.7)
XYZ	xyz(7.5066, 9.0315, 19.1133)
Luminance	0.0903 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#185B78 #783518

analogous

#187865 #185B78 #182B78

triadic

#185B78 #78185B #5B7818

tetradic

#185B78 #651878 #783518 #2B7818

square

#185B78 #651878 #783518 #2B7818

split-complementary

#185B78 #78182B #786518

monochromatic

#05131A #0E3445 #185B78 #2282AB #34A5D6

Accessibility & contrast

On white

7.48

#185B78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#185B78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #185B78

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##185B78	#FFFFFF	#000000	##FFFFFF
##185B78	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C5A79

Deuteranopia (green-blind)

#405178

Tritanopia (blue-blind)

#006365

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #185b78;
/* rgb */ color: rgb(24, 91, 120);
/* oklch */ color: oklch(44.4% 0.080 231.7);

Tailwind

colors: {
  custom: {
    50: '#65899f',
    500: '#185b78',
    950: '#000000',
  },
}

SCSS

$custom: #185b78;
$custom-light: #65899f;
$custom-dark: #000000;

JSON

{
  "hex": "#185b78",
  "rgb": {
    "r": 24,
    "g": 91,
    "b": 120
  },
  "hsl": {
    "h": 198.125,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.44436,
    "c": 0.07984,
    "h": 231.7
  },
  "luminance": 0.09032
}

Semantic roles & 50–950 ramp

primary

#185B78

secondary

#AD603F

accent

#723EEA

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060B0E

muted

#7A7C7E

Preview Lab

Preview with #185B78

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

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