#28718A#28718A

#28718A is a mid, moderate cyan. Relative luminance 0.141; OKLCH L 51.5% C 0.081 H 224.6°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#28718A
RGB	rgb(40, 113, 138)
HSL	hsl(195, 55%, 35%)
HSV	hsv(195, 71%, 54%)
CMYK	cmyk(71%, 18.1%, 0%, 45.9%)
CIE-LAB	lab(44.37, -13.88, -20.25)
CIE-LCH	lch(44.37, 24.55, 235.58°)
OKLab	oklab(51.47% -0.0575 -0.0566)
OKLCH	oklch(51.47% 0.081 224.6)
XYZ	xyz(11.3658, 14.0951, 26.1614)
Luminance	0.1410 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28718A #8A4128

analogous

#288A72 #28718A #28408A

triadic

#28718A #8A2871 #718A28

tetradic

#28718A #72288A #8A4128 #408A28

square

#28718A #72288A #8A4128 #408A28

split-complementary

#28718A #8A2840 #8A7228

monochromatic

#0C232B #1A4A5B #28718A #3698B9 #5DB2D0

Accessibility & contrast

On white

5.50

#28718A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#28718A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #28718A

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28718A	#FFFFFF	#000000	##FFFFFF
##28718A	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636F8B

Deuteranopia (green-blind)

#56658A

Tritanopia (blue-blind)

#007979

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #28718a;
/* rgb */ color: rgb(40, 113, 138);
/* oklch */ color: oklch(51.5% 0.081 224.6);

Tailwind

colors: {
  custom: {
    50: '#6f9aac',
    500: '#28718a',
    950: '#000000',
  },
}

SCSS

$custom: #28718a;
$custom-light: #6f9aac;
$custom-dark: #000000;

JSON

{
  "hex": "#28718a",
  "rgb": {
    "r": 40,
    "g": 113,
    "b": 138
  },
  "hsl": {
    "h": 195.306,
    "s": 55.056,
    "l": 34.902
  },
  "oklch": {
    "l": 0.5147,
    "c": 0.08069,
    "h": 224.6
  },
  "luminance": 0.14096
}

Semantic roles & 50–950 ramp

primary

#28718A

secondary

#B57059

accent

#6F49DE

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #28718A

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

Preview Lab → · Contrast checker → · Palette generator →