#185B8F#185B8F

#185B8F is a mid, moderate cyan. Relative luminance 0.097; OKLCH L 45.8% C 0.107 H 247.0°. Best body text is #FFFFFF at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#185B8F
RGB	rgb(24, 91, 143)
HSL	hsl(206, 71%, 33%)
HSV	hsv(206, 83%, 56%)
CMYK	cmyk(83.2%, 36.4%, 0%, 43.9%)
CIE-LAB	lab(37.22, -0.89, -34.46)
CIE-LCH	lch(37.22, 34.47, 268.52°)
OKLab	oklab(45.76% -0.0417 -0.0981)
OKLCH	oklch(45.76% 0.107 247)
XYZ	xyz(9.0738, 9.6584, 27.3673)
Luminance	0.0966 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#185B8F #8F4C18

analogous

#188F87 #185B8F #18208F

triadic

#185B8F #8F185B #5B8F18

tetradic

#185B8F #87188F #8F4C18 #208F18

square

#185B8F #87188F #8F4C18 #208F18

split-complementary

#185B8F #8F1820 #8F8718

monochromatic

#061826 #0F3A5B #185B8F #217CC3 #429BDF

Accessibility & contrast

On white

7.16

#185B8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#185B8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #185B8F

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##185B8F	#FFFFFF	#000000	##FFFFFF
##185B8F	1.00	7.16	2.93	7.16
#FFFFFF	7.16	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#425D91

Deuteranopia (green-blind)

#31538E

Tritanopia (blue-blind)

#00686E

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #185b8f;
/* rgb */ color: rgb(24, 91, 143);
/* oklch */ color: oklch(45.8% 0.107 247.0);

Tailwind

colors: {
  custom: {
    50: '#6a89b0',
    500: '#185b8f',
    950: '#000000',
  },
}

SCSS

$custom: #185b8f;
$custom-light: #6a89b0;
$custom-dark: #000000;

JSON

{
  "hex": "#185b8f",
  "rgb": {
    "r": 24,
    "g": 91,
    "b": 143
  },
  "hsl": {
    "h": 206.218,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.45755,
    "c": 0.10662,
    "h": 247
  },
  "luminance": 0.0966
}

Semantic roles & 50–950 ramp

primary

#185B8F

secondary

#C07A43

accent

#893AEE

background

#F6F8FA

surface

#ECEFF5

border

#C7CACF

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #185B8F

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

Preview Lab → · Contrast checker → · Palette generator →