#428494#428494

#428494 is a mid, moderate cyan. Relative luminance 0.198; OKLCH L 57.6% C 0.071 H 215.6°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#428494
RGB	rgb(66, 132, 148)
HSL	hsl(192, 38%, 42%)
HSV	hsv(192, 55%, 58%)
CMYK	cmyk(55.4%, 10.8%, 0%, 42%)
CIE-LAB	lab(51.61, -16.25, -15.00)
CIE-LCH	lch(51.61, 22.12, 222.72°)
OKLab	oklab(57.64% -0.0579 -0.0415)
OKLCH	oklch(57.64% 0.071 215.6)
XYZ	xyz(15.8412, 19.7975, 30.9977)
Luminance	0.1980 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428494 #945242

analogous

#42947B #428494 #425B94

triadic

#428494 #944284 #849442

tetradic

#428494 #7B4294 #945242 #5B9442

square

#428494 #7B4294 #945242 #5B9442

split-complementary

#428494 #94425B #947B42

monochromatic

#1C393F #2F5E6A #428494 #5DA5B7 #87BCC9

Accessibility & contrast

On white

4.23

#428494 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#428494 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428494

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428494	#FFFFFF	#000000	##000000
##428494	1.00	4.23	4.96	4.96
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#798095

Deuteranopia (green-blind)

#6C7794

Tritanopia (blue-blind)

#008A89

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #428494;
/* rgb */ color: rgb(66, 132, 148);
/* oklch */ color: oklch(57.6% 0.071 215.6);

Tailwind

colors: {
  custom: {
    50: '#7da8b3',
    500: '#428494',
    950: '#000000',
  },
}

SCSS

$custom: #428494;
$custom-light: #7da8b3;
$custom-dark: #000000;

JSON

{
  "hex": "#428494",
  "rgb": {
    "r": 66,
    "g": 132,
    "b": 148
  },
  "hsl": {
    "h": 191.707,
    "s": 38.318,
    "l": 41.961
  },
  "oklch": {
    "l": 0.57644,
    "c": 0.07128,
    "h": 215.6
  },
  "luminance": 0.19799
}

Semantic roles & 50–950 ramp

primary

#428494

secondary

#B4887E

accent

#705ACE

background

#F8FAFB

surface

#EFF4F6

border

#CACED0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #428494

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

Preview Lab → · Contrast checker → · Palette generator →