#428AA2#428AA2

#428AA2 is a mid, moderate cyan. Relative luminance 0.219; OKLCH L 59.7% C 0.080 H 222.5°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#428AA2
RGB	rgb(66, 138, 162)
HSL	hsl(195, 42%, 45%)
HSV	hsv(195, 59%, 64%)
CMYK	cmyk(59.3%, 14.8%, 0%, 36.5%)
CIE-LAB	lab(53.97, -15.22, -19.52)
CIE-LCH	lch(53.97, 24.76, 232.06°)
OKLab	oklab(59.7% -0.0592 -0.0543)
OKLCH	oklch(59.7% 0.08 222.5)
XYZ	xyz(17.8543, 21.9421, 37.4698)
Luminance	0.2194 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428AA2 #A25A42

analogous

#42A28A #428AA2 #425AA2

triadic

#428AA2 #A2428A #8AA242

tetradic

#428AA2 #8A42A2 #A25A42 #5AA242

square

#428AA2 #8A42A2 #A25A42 #5AA242

split-complementary

#428AA2 #A2425A #A28A42

monochromatic

#1F404B #306577 #428AA2 #62A8BF #8EC0D1

Accessibility & contrast

On white

3.90

#428AA2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#428AA2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428AA2

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428AA2	#FFFFFF	#000000	##000000
##428AA2	1.00	3.90	5.39	5.39
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C87A3

Deuteranopia (green-blind)

#6E7CA2

Tritanopia (blue-blind)

#009292

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #428aa2;
/* rgb */ color: rgb(66, 138, 162);
/* oklch */ color: oklch(59.7% 0.080 222.5);

Tailwind

colors: {
  custom: {
    50: '#7facbd',
    500: '#428aa2',
    950: '#000000',
  },
}

SCSS

$custom: #428aa2;
$custom-light: #7facbd;
$custom-dark: #000000;

JSON

{
  "hex": "#428aa2",
  "rgb": {
    "r": 66,
    "g": 138,
    "b": 162
  },
  "hsl": {
    "h": 195,
    "s": 42.105,
    "l": 44.706
  },
  "oklch": {
    "l": 0.59702,
    "c": 0.08031,
    "h": 222.5
  },
  "luminance": 0.21944
}

Semantic roles & 50–950 ramp

primary

#428AA2

secondary

#BC9284

accent

#7556D2

background

#F8FAFB

surface

#EFF4F6

border

#CACED0

text

#0B1012

muted

#7C7F81

Preview Lab

Preview with #428AA2

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

Preview Lab → · Contrast checker → · Palette generator →