#428495#428495

#428495 is a mid, moderate cyan. Relative luminance 0.198; OKLCH L 57.7% C 0.072 H 216.8°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#428495
RGB	rgb(66, 132, 149)
HSL	hsl(192, 39%, 42%)
HSV	hsv(192, 56%, 58%)
CMYK	cmyk(55.7%, 11.4%, 0%, 41.6%)
CIE-LAB	lab(51.64, -15.95, -15.53)
CIE-LCH	lch(51.64, 22.26, 224.24°)
OKLab	oklab(57.68% -0.0575 -0.043)
OKLCH	oklch(57.68% 0.072 216.8)
XYZ	xyz(15.9207, 19.8292, 31.4164)
Luminance	0.1983 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428495 #955342

analogous

#42957D #428495 #425B95

triadic

#428495 #954284 #849542

tetradic

#428495 #7D4295 #955342 #5B9542

square

#428495 #7D4295 #955342 #5B9542

split-complementary

#428495 #95425B #957D42

monochromatic

#1C3940 #2F5E6B #428495 #5DA5B7 #87BCCA

Accessibility & contrast

On white

4.23

#428495 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#428495 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428495

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428495	#FFFFFF	#000000	##000000
##428495	1.00	4.23	4.97	4.97
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#798096

Deuteranopia (green-blind)

#6C7795

Tritanopia (blue-blind)

#008A89

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #428495;
/* rgb */ color: rgb(66, 132, 149);
/* oklch */ color: oklch(57.7% 0.072 216.8);

Tailwind

colors: {
  custom: {
    50: '#7ea8b4',
    500: '#428495',
    950: '#000000',
  },
}

SCSS

$custom: #428495;
$custom-light: #7ea8b4;
$custom-dark: #000000;

JSON

{
  "hex": "#428495",
  "rgb": {
    "r": 66,
    "g": 132,
    "b": 149
  },
  "hsl": {
    "h": 192.289,
    "s": 38.605,
    "l": 42.157
  },
  "oklch": {
    "l": 0.57685,
    "c": 0.07182,
    "h": 216.8
  },
  "luminance": 0.19831
}

Semantic roles & 50–950 ramp

primary

#428495

secondary

#B5897E

accent

#7159CF

background

#F8FAFB

surface

#EFF4F6

border

#CACED0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #428495

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

Preview Lab → · Contrast checker → · Palette generator →