#1C8DA9#1C8DA9

#1C8DA9 is a mid, moderate cyan. Relative luminance 0.222; OKLCH L 59.7% C 0.102 H 219.7°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#1C8DA9
RGB	rgb(28, 141, 169)
HSL	hsl(192, 72%, 39%)
HSV	hsv(192, 83%, 66%)
CMYK	cmyk(83.4%, 16.6%, 0%, 33.7%)
CIE-LAB	lab(54.20, -19.96, -23.28)
CIE-LCH	lch(54.20, 30.67, 229.39°)
OKLab	oklab(59.7% -0.0785 -0.0652)
OKLCH	oklch(59.7% 0.102 219.7)
XYZ	xyz(17.1621, 22.1590, 40.9010)
Luminance	0.2216 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C8DA9 #A9381C

analogous

#1CA97E #1C8DA9 #1C46A9

triadic

#1C8DA9 #A91C8D #8DA91C

tetradic

#1C8DA9 #7E1CA9 #A9381C #46A91C

square

#1C8DA9 #7E1CA9 #A9381C #46A91C

split-complementary

#1C8DA9 #A91C46 #A97E1C

monochromatic

#0B3540 #136174 #1C8DA9 #27B7DB #5BC9E4

Accessibility & contrast

On white

3.87

#1C8DA9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#1C8DA9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C8DA9

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C8DA9	#FFFFFF	#000000	##000000
##1C8DA9	1.00	3.87	5.43	5.43
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C89AA

Deuteranopia (green-blind)

#6A7CA9

Tritanopia (blue-blind)

#009696

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #1c8da9;
/* rgb */ color: rgb(28, 141, 169);
/* oklch */ color: oklch(59.7% 0.102 219.7);

Tailwind

colors: {
  custom: {
    50: '#73aec2',
    500: '#1c8da9',
    950: '#000000',
  },
}

SCSS

$custom: #1c8da9;
$custom-light: #73aec2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c8da9",
  "rgb": {
    "r": 28,
    "g": 141,
    "b": 169
  },
  "hsl": {
    "h": 191.915,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.59701,
    "c": 0.10202,
    "h": 219.7
  },
  "luminance": 0.22161
}

Semantic roles & 50–950 ramp

primary

#1C8DA9

secondary

#C86F59

accent

#5D39EE

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #1C8DA9

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

Preview Lab → · Contrast checker → · Palette generator →