#429BB4#429BB4

#429BB4 is a light, moderate cyan. Relative luminance 0.279; OKLCH L 64.6% C 0.092 H 219.4°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#429BB4
RGB	rgb(66, 155, 180)
HSL	hsl(193, 46%, 48%)
HSV	hsv(193, 63%, 71%)
CMYK	cmyk(63.3%, 13.9%, 0%, 29.4%)
CIE-LAB	lab(59.79, -18.76, -20.88)
CIE-LCH	lch(59.79, 28.07, 228.07°)
OKLab	oklab(64.59% -0.0708 -0.0581)
OKLCH	oklch(64.59% 0.092 219.4)
XYZ	xyz(22.2030, 27.8939, 47.3851)
Luminance	0.2790 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#429BB4 #B45B42

analogous

#42B494 #429BB4 #4262B4

triadic

#429BB4 #B4429B #9BB442

tetradic

#429BB4 #9442B4 #B45B42 #62B442

square

#429BB4 #9442B4 #B45B42 #62B442

split-complementary

#429BB4 #B44262 #B49442

monochromatic

#214E5A #327487 #429BB4 #6BB4C9 #97CBD9

Accessibility & contrast

On white

3.19

#429BB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#429BB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #429BB4

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##429BB4	#FFFFFF	#000000	##000000
##429BB4	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B97B5

Deuteranopia (green-blind)

#7B8BB4

Tritanopia (blue-blind)

#00A3A3

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #429bb4;
/* rgb */ color: rgb(66, 155, 180);
/* oklch */ color: oklch(64.6% 0.092 219.4);

Tailwind

colors: {
  custom: {
    50: '#82b8ca',
    500: '#429bb4',
    950: '#000000',
  },
}

SCSS

$custom: #429bb4;
$custom-light: #82b8ca;
$custom-dark: #000000;

JSON

{
  "hex": "#429bb4",
  "rgb": {
    "r": 66,
    "g": 155,
    "b": 180
  },
  "hsl": {
    "h": 193.158,
    "s": 46.341,
    "l": 48.235
  },
  "oklch": {
    "l": 0.64588,
    "c": 0.09162,
    "h": 219.4
  },
  "luminance": 0.27896
}

Semantic roles & 50–950 ramp

primary

#429BB4

secondary

#C5998D

accent

#6F52D6

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #429BB4

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

Preview Lab → · Contrast checker → · Palette generator →