#429AD9#429AD9

#429AD9 is a light, vivid cyan. Relative luminance 0.293; OKLCH L 66.1% C 0.126 H 243.2°. Best body text is #000000 at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#429AD9
RGB	rgb(66, 154, 217)
HSL	hsl(205, 67%, 55%)
HSV	hsv(205, 70%, 85%)
CMYK	cmyk(69.6%, 29%, 0%, 14.9%)
CIE-LAB	lab(61.02, -6.09, -39.73)
CIE-LCH	lch(61.02, 40.19, 261.28°)
OKLab	oklab(66.07% -0.0568 -0.1122)
OKLCH	oklch(66.07% 0.126 243.2)
XYZ	xyz(26.3220, 29.2763, 69.8959)
Luminance	0.2928 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#429AD9 #D98142

analogous

#42D9CC #429AD9 #424ED9

triadic

#429AD9 #D9429A #9AD942

tetradic

#429AD9 #CC42D9 #D98142 #4ED942

square

#429AD9 #CC42D9 #D98142 #4ED942

split-complementary

#429AD9 #D9424E #D9CC42

monochromatic

#1B5986 #257BB9 #429AD9 #75B5E3 #A8D0ED

Accessibility & contrast

On white

3.06

#429AD9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.86

#429AD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #429AD9

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##429AD9	#FFFFFF	#000000	##000000
##429AD9	1.00	3.06	6.86	6.86
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.86	21.00	1.00	1.00
##000000	6.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D9BDC

Deuteranopia (green-blind)

#698DD8

Tritanopia (blue-blind)

#00A9B0

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #429ad9;
/* rgb */ color: rgb(66, 154, 217);
/* oklch */ color: oklch(66.1% 0.126 243.2);

Tailwind

colors: {
  custom: {
    50: '#87b7e5',
    500: '#429ad9',
    950: '#000000',
  },
}

SCSS

$custom: #429ad9;
$custom-light: #87b7e5;
$custom-dark: #000000;

JSON

{
  "hex": "#429ad9",
  "rgb": {
    "r": 66,
    "g": 154,
    "b": 217
  },
  "hsl": {
    "h": 205.033,
    "s": 66.52,
    "l": 55.49
  },
  "oklch": {
    "l": 0.66072,
    "c": 0.1258,
    "h": 243.2
  },
  "luminance": 0.29279
}

Semantic roles & 50–950 ramp

primary

#429AD9

secondary

#DBB69C

accent

#863EE9

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1115

muted

#7E8084

Preview Lab

Preview with #429AD9

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

Preview Lab → · Contrast checker → · Palette generator →