#186381#186381

#186381 is a mid, moderate cyan. Relative luminance 0.107; OKLCH L 47.0% C 0.085 H 230.1°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#186381
RGB	rgb(24, 99, 129)
HSL	hsl(197, 69%, 30%)
HSV	hsv(197, 81%, 51%)
CMYK	cmyk(81.4%, 23.3%, 0%, 49.4%)
CIE-LAB	lab(39.07, -11.20, -23.05)
CIE-LCH	lch(39.07, 25.63, 244.10°)
OKLab	oklab(46.99% -0.0543 -0.0649)
OKLCH	oklch(46.99% 0.085 230.1)
XYZ	xyz(8.7994, 10.7018, 22.3665)
Luminance	0.1070 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#186381 #813618

analogous

#18816B #186381 #182E81

triadic

#186381 #811863 #638118

tetradic

#186381 #6B1881 #813618 #2E8118

square

#186381 #6B1881 #813618 #2E8118

split-complementary

#186381 #81182E #816B18

monochromatic

#05141A #0E3B4D #186381 #228BB5 #39ACDA

Accessibility & contrast

On white

6.69

#186381 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#186381 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186381

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##186381	#FFFFFF	#000000	##FFFFFF
##186381	1.00	6.69	3.14	6.69
#FFFFFF	6.69	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#546282

Deuteranopia (green-blind)

#465881

Tritanopia (blue-blind)

#006B6D

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #186381;
/* rgb */ color: rgb(24, 99, 129);
/* oklch */ color: oklch(47.0% 0.085 230.1);

Tailwind

colors: {
  custom: {
    50: '#678fa5',
    500: '#186381',
    950: '#000000',
  },
}

SCSS

$custom: #186381;
$custom-light: #678fa5;
$custom-dark: #000000;

JSON

{
  "hex": "#186381",
  "rgb": {
    "r": 24,
    "g": 99,
    "b": 129
  },
  "hsl": {
    "h": 197.143,
    "s": 68.627,
    "l": 30
  },
  "oklch": {
    "l": 0.46992,
    "c": 0.08457,
    "h": 230.1
  },
  "luminance": 0.10703
}

Semantic roles & 50–950 ramp

primary

#186381

secondary

#B56140

accent

#6E3CEB

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #186381

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

Preview Lab → · Contrast checker → · Palette generator →