#1C8CA8#1C8CA8

#1C8CA8 is a mid, moderate cyan. Relative luminance 0.218; OKLCH L 59.4% C 0.102 H 219.9°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#1C8CA8
RGB	rgb(28, 140, 168)
HSL	hsl(192, 71%, 38%)
HSV	hsv(192, 83%, 66%)
CMYK	cmyk(83.3%, 16.7%, 0%, 34.1%)
CIE-LAB	lab(53.84, -19.77, -23.25)
CIE-LCH	lch(53.84, 30.52, 229.62°)
OKLab	oklab(59.41% -0.0779 -0.0651)
OKLCH	oklch(59.41% 0.102 219.9)
XYZ	xyz(16.9218, 21.8280, 40.3596)
Luminance	0.2183 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C8CA8 #A8381C

analogous

#1CA87E #1C8CA8 #1C46A8

triadic

#1C8CA8 #A81C8C #8CA81C

tetradic

#1C8CA8 #7E1CA8 #A8381C #46A81C

square

#1C8CA8 #7E1CA8 #A8381C #46A81C

split-complementary

#1C8CA8 #A81C46 #A87E1C

monochromatic

#0B353F #136074 #1C8CA8 #26B7DB #5BC8E4

Accessibility & contrast

On white

3.91

#1C8CA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#1C8CA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C8CA8

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C8CA8	#FFFFFF	#000000	##000000
##1C8CA8	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)

#7B88A9

Deuteranopia (green-blind)

#697BA8

Tritanopia (blue-blind)

#009595

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #1c8ca8;
/* rgb */ color: rgb(28, 140, 168);
/* oklch */ color: oklch(59.4% 0.102 219.9);

Tailwind

colors: {
  custom: {
    50: '#73adc2',
    500: '#1c8ca8',
    950: '#000000',
  },
}

SCSS

$custom: #1c8ca8;
$custom-light: #73adc2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c8ca8",
  "rgb": {
    "r": 28,
    "g": 140,
    "b": 168
  },
  "hsl": {
    "h": 192,
    "s": 71.429,
    "l": 38.431
  },
  "oklch": {
    "l": 0.59406,
    "c": 0.10153,
    "h": 219.9
  },
  "luminance": 0.2183
}

Semantic roles & 50–950 ramp

primary

#1C8CA8

secondary

#C76F58

accent

#5E3AEE

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1C8CA8

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

Preview Lab → · Contrast checker → · Palette generator →