#428595#428595

#428595 is a mid, moderate cyan. Relative luminance 0.201; OKLCH L 57.9% C 0.072 H 215.4°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#428595
RGB	rgb(66, 133, 149)
HSL	hsl(192, 39%, 42%)
HSV	hsv(192, 56%, 58%)
CMYK	cmyk(55.7%, 10.7%, 0%, 41.6%)
CIE-LAB	lab(51.95, -16.49, -15.06)
CIE-LCH	lch(51.95, 22.34, 222.41°)
OKLab	oklab(57.93% -0.0587 -0.0417)
OKLCH	oklch(57.93% 0.072 215.4)
XYZ	xyz(16.0570, 20.1018, 31.4618)
Luminance	0.2010 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428595 #955242

analogous

#42957C #428595 #425C95

triadic

#428595 #954285 #859542

tetradic

#428595 #7C4295 #955242 #5C9542

square

#428595 #7C4295 #955242 #5C9542

split-complementary

#428595 #95425C #957C42

monochromatic

#1C3940 #2F5F6B #428595 #5DA6B7 #87BDCA

Accessibility & contrast

On white

4.18

#428595 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#428595 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428595

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428595	#FFFFFF	#000000	##000000
##428595	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8196

Deuteranopia (green-blind)

#6D7895

Tritanopia (blue-blind)

#008B8A

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #428595;
/* rgb */ color: rgb(66, 133, 149);
/* oklch */ color: oklch(57.9% 0.072 215.4);

Tailwind

colors: {
  custom: {
    50: '#7ea8b4',
    500: '#428595',
    950: '#000000',
  },
}

SCSS

$custom: #428595;
$custom-light: #7ea8b4;
$custom-dark: #000000;

JSON

{
  "hex": "#428595",
  "rgb": {
    "r": 66,
    "g": 133,
    "b": 149
  },
  "hsl": {
    "h": 191.566,
    "s": 38.605,
    "l": 42.157
  },
  "oklch": {
    "l": 0.57932,
    "c": 0.072,
    "h": 215.4
  },
  "luminance": 0.20103
}

Semantic roles & 50–950 ramp

primary

#428595

secondary

#B5897E

accent

#7059CF

background

#F8FAFB

surface

#EFF4F6

border

#CACED0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #428595

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

Preview Lab → · Contrast checker → · Palette generator →