#1C8DAD#1C8DAD

#1C8DAD is a mid, moderate cyan. Relative luminance 0.223; OKLCH L 59.9% C 0.105 H 222.7°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#1C8DAD
RGB	rgb(28, 141, 173)
HSL	hsl(193, 72%, 39%)
HSV	hsv(193, 84%, 68%)
CMYK	cmyk(83.8%, 18.5%, 0%, 32.2%)
CIE-LAB	lab(54.36, -18.58, -25.33)
CIE-LCH	lch(54.36, 31.41, 233.74°)
OKLab	oklab(59.88% -0.0769 -0.0711)
OKLCH	oklch(59.88% 0.105 222.7)
XYZ	xyz(17.5434, 22.3115, 42.9090)
Luminance	0.2231 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C8DAD #AD3C1C

analogous

#1CAD84 #1C8DAD #1C45AD

triadic

#1C8DAD #AD1C8D #8DAD1C

tetradic

#1C8DAD #841CAD #AD3C1C #45AD1C

square

#1C8DAD #841CAD #AD3C1C #45AD1C

split-complementary

#1C8DAD #AD1C45 #AD841C

monochromatic

#0B3744 #136278 #1C8DAD #2AB5DC #5EC7E5

Accessibility & contrast

On white

3.84

#1C8DAD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.46

#1C8DAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C8DAD

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C8DAD	#FFFFFF	#000000	##000000
##1C8DAD	1.00	3.84	5.46	5.46
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.46	21.00	1.00	1.00
##000000	5.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8AAF

Deuteranopia (green-blind)

#687CAD

Tritanopia (blue-blind)

#009797

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #1c8dad;
/* rgb */ color: rgb(28, 141, 173);
/* oklch */ color: oklch(59.9% 0.105 222.7);

Tailwind

colors: {
  custom: {
    50: '#74aec5',
    500: '#1c8dad',
    950: '#000000',
  },
}

SCSS

$custom: #1c8dad;
$custom-light: #74aec5;
$custom-dark: #000000;

JSON

{
  "hex": "#1c8dad",
  "rgb": {
    "r": 28,
    "g": 141,
    "b": 173
  },
  "hsl": {
    "h": 193.241,
    "s": 72.139,
    "l": 39.412
  },
  "oklch": {
    "l": 0.59884,
    "c": 0.10469,
    "h": 222.7
  },
  "luminance": 0.22314
}

Semantic roles & 50–950 ramp

primary

#1C8DAD

secondary

#C9745C

accent

#6139EF

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #1C8DAD

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

Preview Lab → · Contrast checker → · Palette generator →