#427ABA#427ABA

#427ABA is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 57.1% C 0.116 H 253.2°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#427ABA
RGB	rgb(66, 122, 186)
HSL	hsl(212, 48%, 49%)
HSV	hsv(212, 65%, 73%)
CMYK	cmyk(64.5%, 34.4%, 0%, 27.1%)
CIE-LAB	lab(50.24, 1.96, -39.15)
CIE-LCH	lch(50.24, 39.20, 272.87°)
OKLab	oklab(57.1% -0.0335 -0.1109)
OKLCH	oklch(57.1% 0.116 253.2)
XYZ	xyz(18.0660, 18.6207, 49.0869)
Luminance	0.1862 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427ABA #BA8242

analogous

#42B6BA #427ABA #4642BA

triadic

#427ABA #BA427A #7ABA42

tetradic

#427ABA #BA42B6 #BA8242 #42BA46

square

#427ABA #BA42B6 #BA8242 #42BA46

split-complementary

#427ABA #BA4642 #B6BA42

monochromatic

#223F60 #325C8D #427ABA #6E99CB #9BB9DB

Accessibility & contrast

On white

4.45

#427ABA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#427ABA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427ABA

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427ABA	#FFFFFF	#000000	##000000
##427ABA	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E7EBD

Deuteranopia (green-blind)

#4E72B9

Tritanopia (blue-blind)

#008991

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #427aba;
/* rgb */ color: rgb(66, 122, 186);
/* oklch */ color: oklch(57.1% 0.116 253.2);

Tailwind

colors: {
  custom: {
    50: '#82a0cf',
    500: '#427aba',
    950: '#000000',
  },
}

SCSS

$custom: #427aba;
$custom-light: #82a0cf;
$custom-dark: #000000;

JSON

{
  "hex": "#427aba",
  "rgb": {
    "r": 66,
    "g": 122,
    "b": 186
  },
  "hsl": {
    "h": 212,
    "s": 47.619,
    "l": 49.412
  },
  "oklch": {
    "l": 0.57101,
    "c": 0.11586,
    "h": 253.2
  },
  "luminance": 0.18622
}

Semantic roles & 50–950 ramp

primary

#427ABA

secondary

#C8AE90

accent

#9851D7

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #427ABA

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

Preview Lab → · Contrast checker → · Palette generator →