#1C8CA9#1C8CA9

#1C8CA9 is a mid, moderate cyan. Relative luminance 0.219; OKLCH L 59.5% C 0.102 H 220.7°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#1C8CA9
RGB	rgb(28, 140, 169)
HSL	hsl(192, 72%, 39%)
HSV	hsv(192, 83%, 66%)
CMYK	cmyk(83.4%, 17.2%, 0%, 33.7%)
CIE-LAB	lab(53.88, -19.43, -23.76)
CIE-LCH	lch(53.88, 30.69, 230.73°)
OKLab	oklab(59.45% -0.0775 -0.0666)
OKLCH	oklch(59.45% 0.102 220.7)
XYZ	xyz(17.0154, 21.8655, 40.8521)
Luminance	0.2187 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C8CA9 #A9391C

analogous

#1CA97F #1C8CA9 #1C46A9

triadic

#1C8CA9 #A91C8C #8CA91C

tetradic

#1C8CA9 #7F1CA9 #A9391C #46A91C

square

#1C8CA9 #7F1CA9 #A9391C #46A91C

split-complementary

#1C8CA9 #A91C46 #A97F1C

monochromatic

#0B3540 #136174 #1C8CA9 #27B6DB #5BC8E4

Accessibility & contrast

On white

3.91

#1C8CA9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#1C8CA9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C8CA9

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C8CA9	#FFFFFF	#000000	##000000
##1C8CA9	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B88AB

Deuteranopia (green-blind)

#687BA9

Tritanopia (blue-blind)

#009595

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #1c8ca9;
/* rgb */ color: rgb(28, 140, 169);
/* oklch */ color: oklch(59.5% 0.102 220.7);

Tailwind

colors: {
  custom: {
    50: '#73adc2',
    500: '#1c8ca9',
    950: '#000000',
  },
}

SCSS

$custom: #1c8ca9;
$custom-light: #73adc2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c8ca9",
  "rgb": {
    "r": 28,
    "g": 140,
    "b": 169
  },
  "hsl": {
    "h": 192.34,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.59451,
    "c": 0.10218,
    "h": 220.7
  },
  "luminance": 0.21868
}

Semantic roles & 50–950 ramp

primary

#1C8CA9

secondary

#C87059

accent

#5F39EE

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1C8CA9

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

Preview Lab → · Contrast checker → · Palette generator →