#429EB3#429EB3

#429EB3 is a light, moderate cyan. Relative luminance 0.289; OKLCH L 65.3% C 0.091 H 215.3°. Best body text is #000000 at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#429EB3
RGB	rgb(66, 158, 179)
HSL	hsl(191, 46%, 48%)
HSV	hsv(191, 63%, 70%)
CMYK	cmyk(63.1%, 11.7%, 0%, 29.8%)
CIE-LAB	lab(60.66, -20.65, -19.00)
CIE-LCH	lch(60.66, 28.05, 222.62°)
OKLab	oklab(65.27% -0.0744 -0.0528)
OKLCH	oklch(65.27% 0.091 215.3)
XYZ	xyz(22.6070, 28.8643, 47.0190)
Luminance	0.2887 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#429EB3 #B35742

analogous

#42B38F #429EB3 #4266B3

triadic

#429EB3 #B3429E #9EB342

tetradic

#429EB3 #8F42B3 #B35742 #66B342

square

#429EB3 #8F42B3 #B35742 #66B342

split-complementary

#429EB3 #B34266 #B38F42

monochromatic

#214F5A #327786 #429EB3 #6AB7C8 #97CCD9

Accessibility & contrast

On white

3.10

#429EB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.77

#429EB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #429EB3

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##429EB3	#FFFFFF	#000000	##000000
##429EB3	1.00	3.10	6.77	6.77
#FFFFFF	3.10	1.00	21.00	21.00
#000000	6.77	21.00	1.00	1.00
##000000	6.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F99B4

Deuteranopia (green-blind)

#7F8DB3

Tritanopia (blue-blind)

#00A6A4

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #429eb3;
/* rgb */ color: rgb(66, 158, 179);
/* oklch */ color: oklch(65.3% 0.091 215.3);

Tailwind

colors: {
  custom: {
    50: '#83bac9',
    500: '#429eb3',
    950: '#000000',
  },
}

SCSS

$custom: #429eb3;
$custom-light: #83bac9;
$custom-dark: #000000;

JSON

{
  "hex": "#429eb3",
  "rgb": {
    "r": 66,
    "g": 158,
    "b": 179
  },
  "hsl": {
    "h": 191.15,
    "s": 46.122,
    "l": 48.039
  },
  "oklch": {
    "l": 0.65273,
    "c": 0.09126,
    "h": 215.3
  },
  "luminance": 0.28867
}

Semantic roles & 50–950 ramp

primary

#429EB3

secondary

#C4978C

accent

#6B52D6

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #429EB3

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

Preview Lab → · Contrast checker → · Palette generator →