#1F728D#1F728D

#1F728D is a mid, moderate cyan. Relative luminance 0.142; OKLCH L 51.6% C 0.087 H 224.6°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#1F728D
RGB	rgb(31, 114, 141)
HSL	hsl(195, 64%, 34%)
HSV	hsv(195, 78%, 55%)
CMYK	cmyk(78%, 19.1%, 0%, 44.7%)
CIE-LAB	lab(44.59, -14.65, -21.72)
CIE-LCH	lch(44.59, 26.20, 236.00°)
OKLab	oklab(51.62% -0.0618 -0.0609)
OKLCH	oklch(51.62% 0.087 224.6)
XYZ	xyz(11.3881, 14.2477, 27.3440)
Luminance	0.1425 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F728D #8D3A1F

analogous

#1F8D71 #1F728D #1F3B8D

triadic

#1F728D #8D1F72 #728D1F

tetradic

#1F728D #711F8D #8D3A1F #3B8D1F

square

#1F728D #711F8D #8D3A1F #3B8D1F

split-complementary

#1F728D #8D1F3B #8D711F

monochromatic

#092129 #14495B #1F728D #2A9BBF #4EB6D8

Accessibility & contrast

On white

5.45

#1F728D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#1F728D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F728D

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F728D	#FFFFFF	#000000	##FFFFFF
##1F728D	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636F8E

Deuteranopia (green-blind)

#54658D

Tritanopia (blue-blind)

#007A7B

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #1f728d;
/* rgb */ color: rgb(31, 114, 141);
/* oklch */ color: oklch(51.6% 0.087 224.6);

Tailwind

colors: {
  custom: {
    50: '#6d9aae',
    500: '#1f728d',
    950: '#000000',
  },
}

SCSS

$custom: #1f728d;
$custom-light: #6d9aae;
$custom-dark: #000000;

JSON

{
  "hex": "#1f728d",
  "rgb": {
    "r": 31,
    "g": 114,
    "b": 141
  },
  "hsl": {
    "h": 194.727,
    "s": 63.953,
    "l": 33.725
  },
  "oklch": {
    "l": 0.51621,
    "c": 0.08679,
    "h": 224.6
  },
  "luminance": 0.14249
}

Semantic roles & 50–950 ramp

primary

#1F728D

secondary

#BB684D

accent

#6A41E7

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #1F728D

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

Preview Lab → · Contrast checker → · Palette generator →