#428193#428193

#428193 is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 56.9% C 0.070 H 218.8°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#428193
RGB	rgb(66, 129, 147)
HSL	hsl(193, 38%, 42%)
HSV	hsv(193, 55%, 58%)
CMYK	cmyk(55.1%, 12.2%, 0%, 42.4%)
CIE-LAB	lab(50.65, -14.91, -15.88)
CIE-LCH	lch(50.65, 21.78, 226.81°)
OKLab	oklab(56.86% -0.0548 -0.044)
OKLCH	oklch(56.86% 0.07 218.8)
XYZ	xyz(15.3614, 18.9640, 30.4490)
Luminance	0.1897 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428193 #935442

analogous

#42937D #428193 #425993

triadic

#428193 #934281 #819342

tetradic

#428193 #7D4293 #935442 #599342

square

#428193 #7D4293 #935442 #599342

split-complementary

#428193 #934259 #937D42

monochromatic

#1C373F #2F5C69 #428193 #5CA2B6 #87BAC9

Accessibility & contrast

On white

4.38

#428193 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#428193 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428193

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428193	#FFFFFF	#000000	##000000
##428193	1.00	4.38	4.79	4.79
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#767E94

Deuteranopia (green-blind)

#697593

Tritanopia (blue-blind)

#008787

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #428193;
/* rgb */ color: rgb(66, 129, 147);
/* oklch */ color: oklch(56.9% 0.070 218.8);

Tailwind

colors: {
  custom: {
    50: '#7da5b2',
    500: '#428193',
    950: '#000000',
  },
}

SCSS

$custom: #428193;
$custom-light: #7da5b2;
$custom-dark: #000000;

JSON

{
  "hex": "#428193",
  "rgb": {
    "r": 66,
    "g": 129,
    "b": 147
  },
  "hsl": {
    "h": 193.333,
    "s": 38.028,
    "l": 41.765
  },
  "oklch": {
    "l": 0.56862,
    "c": 0.07027,
    "h": 218.8
  },
  "luminance": 0.18965
}

Semantic roles & 50–950 ramp

primary

#428193

secondary

#B4897D

accent

#745ACE

background

#F7FAFA

surface

#EEF4F5

border

#C9CECF

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #428193

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

Preview Lab → · Contrast checker → · Palette generator →