#185B74#185B74

#185B74 is a dark, moderate cyan. Relative luminance 0.089; OKLCH L 44.2% C 0.076 H 227.8°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#185B74
RGB	rgb(24, 91, 116)
HSL	hsl(196, 66%, 27%)
HSV	hsv(196, 79%, 45%)
CMYK	cmyk(79.3%, 21.6%, 0%, 54.5%)
CIE-LAB	lab(35.86, -11.31, -20.07)
CIE-LCH	lch(35.86, 23.03, 240.60°)
OKLab	oklab(44.23% -0.0511 -0.0563)
OKLCH	oklch(44.23% 0.076 227.8)
XYZ	xyz(7.2689, 8.9364, 17.8614)
Luminance	0.0894 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#185B74 #743118

analogous

#18745F #185B74 #182D74

triadic

#185B74 #74185B #5B7418

tetradic

#185B74 #5F1874 #743118 #2D7418

square

#185B74 #5F1874 #743118 #2D7418

split-complementary

#185B74 #74182D #745F18

monochromatic

#051419 #0E3341 #185B74 #2283A7 #32A8D5

Accessibility & contrast

On white

7.53

#185B74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#185B74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #185B74

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##185B74	#FFFFFF	#000000	##FFFFFF
##185B74	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E5975

Deuteranopia (green-blind)

#415074

Tritanopia (blue-blind)

#006263

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #185b74;
/* rgb */ color: rgb(24, 91, 116);
/* oklch */ color: oklch(44.2% 0.076 227.8);

Tailwind

colors: {
  custom: {
    50: '#64899c',
    500: '#185b74',
    950: '#000000',
  },
}

SCSS

$custom: #185b74;
$custom-light: #64899c;
$custom-dark: #000000;

JSON

{
  "hex": "#185b74",
  "rgb": {
    "r": 24,
    "g": 91,
    "b": 116
  },
  "hsl": {
    "h": 196.304,
    "s": 65.714,
    "l": 27.451
  },
  "oklch": {
    "l": 0.44229,
    "c": 0.07606,
    "h": 227.8
  },
  "luminance": 0.08937
}

Semantic roles & 50–950 ramp

primary

#185B74

secondary

#A95C3F

accent

#6D3FE9

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060B0E

muted

#7A7C7E

Preview Lab

Preview with #185B74

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

Preview Lab → · Contrast checker → · Palette generator →