#427FA2#427FA2

#427FA2 is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 57.0% C 0.083 H 235.9°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#427FA2
RGB	rgb(66, 127, 162)
HSL	hsl(202, 42%, 45%)
HSV	hsv(202, 59%, 64%)
CMYK	cmyk(59.3%, 21.6%, 0%, 36.5%)
CIE-LAB	lab(50.62, -9.06, -24.66)
CIE-LCH	lch(50.62, 26.27, 249.84°)
OKLab	oklab(57.04% -0.0466 -0.0689)
OKLCH	oklch(57.04% 0.083 235.9)
XYZ	xyz(16.3553, 18.9441, 36.9701)
Luminance	0.1895 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427FA2 #A26542

analogous

#42A295 #427FA2 #424FA2

triadic

#427FA2 #A2427F #7FA242

tetradic

#427FA2 #9542A2 #A26542 #4FA242

square

#427FA2 #9542A2 #A26542 #4FA242

split-complementary

#427FA2 #A2424F #A29542

monochromatic

#1F3B4B #305D77 #427FA2 #629DBF #8EB8D1

Accessibility & contrast

On white

4.38

#427FA2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#427FA2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427FA2

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427FA2	#FFFFFF	#000000	##000000
##427FA2	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)

#6F7EA4

Deuteranopia (green-blind)

#6174A1

Tritanopia (blue-blind)

#00888B

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #427fa2;
/* rgb */ color: rgb(66, 127, 162);
/* oklch */ color: oklch(57.0% 0.083 235.9);

Tailwind

colors: {
  custom: {
    50: '#7fa4bd',
    500: '#427fa2',
    950: '#000000',
  },
}

SCSS

$custom: #427fa2;
$custom-light: #7fa4bd;
$custom-dark: #000000;

JSON

{
  "hex": "#427fa2",
  "rgb": {
    "r": 66,
    "g": 127,
    "b": 162
  },
  "hsl": {
    "h": 201.875,
    "s": 42.105,
    "l": 44.706
  },
  "oklch": {
    "l": 0.57038,
    "c": 0.08323,
    "h": 235.9
  },
  "luminance": 0.18946
}

Semantic roles & 50–950 ramp

primary

#427FA2

secondary

#BC9884

accent

#8356D2

background

#F8FAFB

surface

#EFF4F6

border

#CACED0

text

#0B0F12

muted

#7C7F81

Preview Lab

Preview with #427FA2

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

Preview Lab → · Contrast checker → · Palette generator →