#1C8FA9#1C8FA9

#1C8FA9 is a mid, moderate cyan. Relative luminance 0.228; OKLCH L 60.2% C 0.102 H 217.8°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#1C8FA9
RGB	rgb(28, 143, 169)
HSL	hsl(191, 72%, 39%)
HSV	hsv(191, 83%, 66%)
CMYK	cmyk(83.4%, 15.4%, 0%, 33.7%)
CIE-LAB	lab(54.82, -21.02, -22.32)
CIE-LCH	lch(54.82, 30.66, 226.72°)
OKLab	oklab(60.2% -0.0804 -0.0625)
OKLCH	oklch(60.2% 0.102 217.8)
XYZ	xyz(17.4597, 22.7542, 41.0002)
Luminance	0.2276 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C8FA9 #A9361C

analogous

#1CA97C #1C8FA9 #1C48A9

triadic

#1C8FA9 #A91C8F #8FA91C

tetradic

#1C8FA9 #7C1CA9 #A9361C #48A91C

square

#1C8FA9 #7C1CA9 #A9361C #48A91C

split-complementary

#1C8FA9 #A91C48 #A97C1C

monochromatic

#0B3640 #136374 #1C8FA9 #27BADB #5BCBE4

Accessibility & contrast

On white

3.78

#1C8FA9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#1C8FA9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C8FA9

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C8FA9	#FFFFFF	#000000	##000000
##1C8FA9	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8BAA

Deuteranopia (green-blind)

#6C7DA9

Tritanopia (blue-blind)

#009897

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #1c8fa9;
/* rgb */ color: rgb(28, 143, 169);
/* oklch */ color: oklch(60.2% 0.102 217.8);

Tailwind

colors: {
  custom: {
    50: '#73b0c2',
    500: '#1c8fa9',
    950: '#000000',
  },
}

SCSS

$custom: #1c8fa9;
$custom-light: #73b0c2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c8fa9",
  "rgb": {
    "r": 28,
    "g": 143,
    "b": 169
  },
  "hsl": {
    "h": 191.064,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.60203,
    "c": 0.1018,
    "h": 217.8
  },
  "luminance": 0.22756
}

Semantic roles & 50–950 ramp

primary

#1C8FA9

secondary

#C86D59

accent

#5B39EE

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #1C8FA9

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

Preview Lab → · Contrast checker → · Palette generator →