#1C728A#1C728A

#1C728A is a mid, moderate cyan. Relative luminance 0.141; OKLCH L 51.4% C 0.086 H 221.4°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#1C728A
RGB	rgb(28, 114, 138)
HSL	hsl(193, 66%, 33%)
HSV	hsv(193, 80%, 54%)
CMYK	cmyk(79.7%, 17.4%, 0%, 45.9%)
CIE-LAB	lab(44.40, -16.07, -20.23)
CIE-LCH	lch(44.40, 25.84, 231.54°)
OKLab	oklab(51.41% -0.0643 -0.0566)
OKLCH	oklch(51.41% 0.086 221.4)
XYZ	xyz(11.0817, 14.1151, 26.1803)
Luminance	0.1412 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C728A #8A341C

analogous

#1C8A6B #1C728A #1C3B8A

triadic

#1C728A #8A1C72 #728A1C

tetradic

#1C728A #6B1C8A #8A341C #3B8A1C

square

#1C728A #6B1C8A #8A341C #3B8A1C

split-complementary

#1C728A #8A1C3B #8A6B1C

monochromatic

#071E24 #124857 #1C728A #269CBD #47BADA

Accessibility & contrast

On white

5.49

#1C728A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#1C728A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C728A

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C728A	#FFFFFF	#000000	##FFFFFF
##1C728A	1.00	5.49	3.82	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#646F8B

Deuteranopia (green-blind)

#55648A

Tritanopia (blue-blind)

#007A7A

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #1c728a;
/* rgb */ color: rgb(28, 114, 138);
/* oklch */ color: oklch(51.4% 0.086 221.4);

Tailwind

colors: {
  custom: {
    50: '#6b9aac',
    500: '#1c728a',
    950: '#000000',
  },
}

SCSS

$custom: #1c728a;
$custom-light: #6b9aac;
$custom-dark: #000000;

JSON

{
  "hex": "#1c728a",
  "rgb": {
    "r": 28,
    "g": 114,
    "b": 138
  },
  "hsl": {
    "h": 193.091,
    "s": 66.265,
    "l": 32.549
  },
  "oklch": {
    "l": 0.5141,
    "c": 0.08571,
    "h": 221.4
  },
  "luminance": 0.14116
}

Semantic roles & 50–950 ramp

primary

#1C728A

secondary

#BB6046

accent

#643FE9

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #1C728A

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

Preview Lab → · Contrast checker → · Palette generator →