#186E90#186E90

#186E90 is a mid, moderate cyan. Relative luminance 0.134; OKLCH L 50.6% C 0.093 H 230.4°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#186E90
RGB	rgb(24, 110, 144)
HSL	hsl(197, 71%, 33%)
HSV	hsv(197, 83%, 56%)
CMYK	cmyk(83.3%, 23.6%, 0%, 43.5%)
CIE-LAB	lab(43.30, -12.05, -25.52)
CIE-LCH	lch(43.30, 28.22, 244.73°)
OKLab	oklab(50.59% -0.0595 -0.0719)
OKLCH	oklch(50.59% 0.093 230.4)
XYZ	xyz(10.9846, 13.3583, 28.3796)
Luminance	0.1336 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#186E90 #903A18

analogous

#189076 #186E90 #183290

triadic

#186E90 #90186E #6E9018

tetradic

#186E90 #761890 #903A18 #329018

square

#186E90 #761890 #903A18 #329018

split-complementary

#186E90 #901832 #907618

monochromatic

#071E27 #0F465C #186E90 #2196C4 #43B3E0

Accessibility & contrast

On white

5.72

#186E90 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#186E90 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186E90

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##186E90	#FFFFFF	#000000	##FFFFFF
##186E90	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D6C92

Deuteranopia (green-blind)

#4D6190

Tritanopia (blue-blind)

#007779

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #186e90;
/* rgb */ color: rgb(24, 110, 144);
/* oklch */ color: oklch(50.6% 0.093 230.4);

Tailwind

colors: {
  custom: {
    50: '#6b97b0',
    500: '#186e90',
    950: '#000000',
  },
}

SCSS

$custom: #186e90;
$custom-light: #6b97b0;
$custom-dark: #000000;

JSON

{
  "hex": "#186e90",
  "rgb": {
    "r": 24,
    "g": 110,
    "b": 144
  },
  "hsl": {
    "h": 197,
    "s": 71.429,
    "l": 32.941
  },
  "oklch": {
    "l": 0.50593,
    "c": 0.0933,
    "h": 230.4
  },
  "luminance": 0.1336
}

Semantic roles & 50–950 ramp

primary

#186E90

secondary

#C06743

accent

#6D3AEE

background

#F7F9FA

surface

#EDF2F5

border

#C8CCCF

text

#080D10

muted

#7B7E7F

Preview Lab

Preview with #186E90

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

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