#186DA1#186DA1

#186DA1 is a mid, moderate cyan. Relative luminance 0.137; OKLCH L 51.3% C 0.112 H 242.0°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#186DA1
RGB	rgb(24, 109, 161)
HSL	hsl(203, 74%, 36%)
HSV	hsv(203, 85%, 63%)
CMYK	cmyk(85.1%, 32.3%, 0%, 36.9%)
CIE-LAB	lab(43.80, -5.04, -34.81)
CIE-LCH	lch(43.80, 35.17, 261.77°)
OKLab	oklab(51.27% -0.0526 -0.0989)
OKLCH	oklch(51.27% 0.112 242)
XYZ	xyz(12.2758, 13.7031, 35.7093)
Luminance	0.1371 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#186DA1 #A14C18

analogous

#18A191 #186DA1 #1828A1

triadic

#186DA1 #A1186D #6DA118

tetradic

#186DA1 #9118A1 #A14C18 #28A118

square

#186DA1 #9118A1 #A14C18 #28A118

split-complementary

#186DA1 #A11828 #A19118

monochromatic

#082536 #10496C #186DA1 #2091D6 #4FACE5

Accessibility & contrast

On white

5.61

#186DA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#186DA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186DA1

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##186DA1	#FFFFFF	#000000	##FFFFFF
##186DA1	1.00	5.61	3.74	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#546EA3

Deuteranopia (green-blind)

#4262A0

Tritanopia (blue-blind)

#007A80

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #186da1;
/* rgb */ color: rgb(24, 109, 161);
/* oklch */ color: oklch(51.3% 0.112 242.0);

Tailwind

colors: {
  custom: {
    50: '#6e96bd',
    500: '#186da1',
    950: '#000000',
  },
}

SCSS

$custom: #186da1;
$custom-light: #6e96bd;
$custom-dark: #000000;

JSON

{
  "hex": "#186da1",
  "rgb": {
    "r": 24,
    "g": 109,
    "b": 161
  },
  "hsl": {
    "h": 202.774,
    "s": 74.054,
    "l": 36.275
  },
  "oklch": {
    "l": 0.51265,
    "c": 0.11202,
    "h": 242
  },
  "luminance": 0.13705
}

Semantic roles & 50–950 ramp

primary

#186DA1

secondary

#C77C4E

accent

#7E37F1

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #186DA1

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

Preview Lab → · Contrast checker → · Palette generator →